PyDYNA

https://dyna.docs.pyansys.com/version/stable/
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PyDYNA is a Python interface and preprocessor for ANSYS LS-DYNA, enabling programmatic simulation...
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### Download Utilities Setup

Source: https://dyna.docs.pyansys.com/version/stable/_modules/ansys/dyna/core/utils/download_utilities.html

Sets up the user data path for downloading examples. It prioritizes the PYDYNA_USER_DATA environment variable, falling back to appdirs.user_data_dir or a temporary directory if appdirs is not installed.

```python
# Copyright (C) 2023 - 2026 ANSYS, Inc. and/or its affiliates.
# SPDX-License-Identifier: MIT
#
#
# Permission is hereby granted, to any person obtaining a copy
# of this software and associated documentation files (the "Software"), to deal
# in the Software without restriction, including without limitation the rights
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
# copies of the Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice shall be included in all
# copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
# SOFTWARE.

"""Module provides example download utilities backed by ``ansys-tools-common``."""

import os

from ansys.tools.common.example_download import download_manager  # noqa: F401

try:
    import appdirs



[docs]
    USER_DATA_PATH = os.getenv("PYDYNA_USER_DATA", appdirs.user_data_dir(appname="pydyna", appauthor=False))


except ModuleNotFoundError:
    # If appdirs is not installed, then try with tempfile.
    # NOTE: This only occurs for ADO ARM Test runs
    import tempfile

    USER_NAME = os.getenv("USERNAME", os.getenv("USER", "pydyna"))
    USER_DATA_PATH = os.getenv("PYDYNA_USER_DATA", os.path.join(tempfile.gettempdir(), USER_NAME))



[docs]
EXAMPLES_PATH = os.path.join(USER_DATA_PATH, "examples")



__all__ = ["download_manager", "EXAMPLES_PATH", "USER_DATA_PATH"]

```

--------------------------------

### CLI Usage Examples

Source: https://dyna.docs.pyansys.com/version/stable/api/ansys/dyna/core/__main__/index.html

Demonstrates how to use the PyDyna CLI for agent-related tasks, including environment setup, copying files, and printing instructions.

```APIDOC
## CLI Usage

```bash
python -m ansys.dyna.core agent --env cursor
python -m ansys.dyna.core agent --env vscode --copy
python -m ansys.dyna.core agent --env vscode --pointer
python -m ansys.dyna.core agent --print
```
```

--------------------------------

### Get First Keyword Example

Source: https://dyna.docs.pyansys.com/version/stable/_modules/ansys/dyna/core/lib/keyword_collection.html

Demonstrates retrieving the first keyword from a collection, such as 'deck.sections'.

```python
first_section = deck.sections.first()
```

--------------------------------

### Dyna Solver Execution Example

Source: https://dyna.docs.pyansys.com/version/stable/examples/John_Reid_Pendulum/plot_john_reid_pendulum.html

This example shows how to initiate the LS-DYNA solver with specific memory allocation. It also includes license checkout information.

```shell
> i=pendulum.k memory=20m
Messages file /ansys_inc/v252/licensingclient/language/en-us/ansysli_msgs.xml does not exist.
[license/info] Successfully checked out 1 of "dyna_solver_core".
[license/info] --> Checkout ID: 35215acbec47-root-13-000003 (days left: 246)
[license/info] --> Customer ID: 0
[license/info] Successfully started "LSDYNA (Core-based License)".
```

--------------------------------

### Install PyDYNA in User Mode

Source: https://dyna.docs.pyansys.com/version/stable/_sources/getting-started/installation.rst.txt

Install the PyDYNA client package for general use.

```bash
python -m pip install ansys-dyna-core
```

--------------------------------

### PyDyna CLI Usage Examples

Source: https://dyna.docs.pyansys.com/version/stable/_modules/ansys/dyna/core/__main__.html

Examples demonstrating how to use the PyDyna CLI for agent interactions, including environment selection, copying, and pointer usage.

```bash
python -m ansys.dyna.core agent --env cursor
```

```bash
python -m ansys.dyna.core agent --env vscode --copy
```

```bash
python -m ansys.dyna.core agent --env vscode --pointer
```

```bash
python -m ansys.dyna.core agent --print
```

--------------------------------

### Get Agent Instructions File Path

Source: https://dyna.docs.pyansys.com/version/stable/_modules/ansys/dyna/core/__main__.html

Constructs and returns the file path to the agent instructions markdown file within the installed package.

```python
def get_instructions_path() -> Path:
    """Get path to agent instructions file."""
    return get_package_dir() / "AGENT.md"
```

--------------------------------

### Install PyDYNA in User Mode

Source: https://dyna.docs.pyansys.com/version/stable/getting-started/installation.html

Install the PyDYNA core package for general use. This is the standard installation method for most users.

```bash
python -m pip install ansys-dyna-core

```

--------------------------------

### Install PyDyna Agent Instructions

Source: https://dyna.docs.pyansys.com/version/stable/getting-started/agents.html

Run this command in your project directory to install agent instructions for AI coding assistants. Ensure PyDyna is installed and you have an active AI assistant.

```bash
python -m ansys.dyna.core agent --copy

```

--------------------------------

### Install PyDYNA in Offline Mode (Linux)

Source: https://dyna.docs.pyansys.com/version/stable/_sources/getting-started/installation.rst.txt

Install PyDYNA using a wheelhouse archive on a machine without internet access. This example is for Linux with Python 3.9.

```bash
unzip ansys-dyna-core-v0.3.dev0-wheelhouse-Linux-3.9.zip -d wheelhouse
pip install ansys-dyna-core -f wheelhouse --no-index --upgrade --ignore-installed
```

--------------------------------

### CLI Usage Examples

Source: https://dyna.docs.pyansys.com/version/stable/_sources/api/ansys/dyna/core/__main__/index.rst.txt

Examples of how to use the PyDyna CLI for agent-related tasks.

```APIDOC
## CLI Usage

This module provides a command-line interface for PyDyna agent functionalities.

### Usage Examples:

- `python -m ansys.dyna.core agent --env cursor`
- `python -m ansys.dyna.core agent --env vscode --copy`
- `python -m ansys.dyna.core agent --env vscode --pointer`
- `python -m ansys.dyna.core agent --print`
```

--------------------------------

### Install PyDyna Agent Instructions (Generic)

Source: https://dyna.docs.pyansys.com/version/stable/_sources/getting-started/agents.rst.txt

Run this command in your project directory to install generic agent instructions that work with any AI tool capable of reading local documentation.

```bash
python -m ansys.dyna.core agent --copy
```

--------------------------------

### Initialize and Filter Keywords

Source: https://dyna.docs.pyansys.com/version/stable/_sources/api/ansys/dyna/core/lib/keyword_collection/KeywordCollection.rst.txt

Initialize a KeywordCollection with existing keywords and filter them by subtype. This example demonstrates how to get all 'SHELL' keywords and iterate through them.

```python
collection = KeywordCollection(deck.keywords)
shells = collection.by_subtype("SHELL")
for kwd in shells:
    print(kwd.secid)
first_shell = shells.first()
all_shells = shells.to_list()
```

--------------------------------

### PyDyna Agent Manifest JSON Example

Source: https://dyna.docs.pyansys.com/version/stable/_sources/getting-started/agents.rst.txt

This JSON structure represents the `.agent/manifest.json` file, which tracks installed instruction sets from all packages in a workspace. It includes package namespace, installation mode, entry file locations, and installation timestamp.

```json
{
  "version": "1.0",
  "packages": [
    {
      "namespace": "ansys.dyna.core",
      "ecosystem": "pypi",
      "package_name": "ansys-dyna-core",
      "mode": "copy",
      "entry_file": "ansys.dyna.core.md",
      "extended_docs": ["ansys.dyna.core/deck.md", "ansys.dyna.core/keywords.md"],
      "installed_at": "2026-02-12T10:30:00Z"
    }
  ]
}
```

--------------------------------

### Example Usage of KeywordCardVisitor

Source: https://dyna.docs.pyansys.com/version/stable/_modules/ansys/dyna/core/lib/visitors/keyword_card_visitor.html

Demonstrates how to create a subclass of KeywordCardVisitor to count plain cards within a keyword. This example shows the basic structure for implementing custom traversal logic.

```python
class CardCounter(KeywordCardVisitor):
    def __init__(self):
        self.count = 0
    def visit_card(self, card):
        self.count += 1

counter = CardCounter()
counter.visit_keyword(my_keyword)
print(f"Plain cards: {counter.count}")
```

--------------------------------

### Install Agent Instructions for VS Code (GitHub Copilot)

Source: https://dyna.docs.pyansys.com/version/stable/getting-started/agents.html

Use this command to install agent instructions specifically for GitHub Copilot within VS Code. This ensures optimal integration with the AI assistant.

```bash
python -m ansys.dyna.core agent --env vscode --copy

```

--------------------------------

### Example: Counting Cards with KeywordCardVisitor

Source: https://dyna.docs.pyansys.com/version/stable/_sources/api/ansys/dyna/core/lib/visitors/keyword_card_visitor/KeywordCardVisitor.rst.txt

This example demonstrates how to subclass KeywordCardVisitor to count the number of plain cards within a keyword. It overrides the visit_card method to increment a counter for each card encountered.

```python
class CardCounter(KeywordCardVisitor):
    def __init__(self):
        self.count = 0
    def visit_card(self, card):
        self.count += 1
>>> counter = CardCounter()
>>> counter.visit_keyword(my_keyword)
>>> print(f"Plain cards: {counter.count}")
```

--------------------------------

### Install PyDyna Agent Instructions for VS Code (GitHub Copilot)

Source: https://dyna.docs.pyansys.com/version/stable/_sources/getting-started/agents.rst.txt

Install agent instructions specifically for VS Code and GitHub Copilot. This command ensures compatibility with Copilot's requirements.

```bash
python -m ansys.dyna.core agent --env vscode --copy
```

--------------------------------

### Get Instructions Path

Source: https://dyna.docs.pyansys.com/version/stable/_sources/api/ansys/dyna/core/__main__/index.rst.txt

Obtains the file path for the agent instructions within the installed PyDyna package. Use this to directly access the instructions file.

```python
get_instructions_path()
```

--------------------------------

### Install Agent Instructions for Cursor

Source: https://dyna.docs.pyansys.com/version/stable/getting-started/agents.html

Install agent instructions tailored for the Cursor AI coding assistant. This command optimizes the integration for Cursor's features.

```bash
python -m ansys.dyna.core agent --env cursor --copy

```

--------------------------------

### Clone and Install PyDYNA in Development Mode

Source: https://dyna.docs.pyansys.com/version/stable/_sources/contributing.rst.txt

Clone the PyDYNA repository and install it in editable mode for development. Ensure pip is up-to-date before installation.

```bash
git clone https://github.com/ansys/pydyna
cd pydyna
python -m pip install --upgrade pip
pip install -e .
```

--------------------------------

### Get Package Directory Path

Source: https://dyna.docs.pyansys.com/version/stable/_modules/ansys/dyna/core/__main__.html

Retrieves the installation directory of the PyDyna core package, which contains agent instructions.

```python
def get_package_dir() -> Path:
    """Get the package directory containing agent instructions."""
    return Path(__file__).parent
```

--------------------------------

### Materialize Collection to List Example

Source: https://dyna.docs.pyansys.com/version/stable/_modules/ansys/dyna/core/lib/keyword_collection.html

Shows how to convert the entire 'deck.sections' collection into a list.

```python
all_sections = deck.sections.to_list()
```

--------------------------------

### Get Runner for Local Solver

Source: https://dyna.docs.pyansys.com/version/stable/_modules/ansys/dyna/core/run/local_solver.html

Instantiates the appropriate runner (Docker, Windows, or Linux) based on the containerization option and operating system. Raises an exception if Docker is requested but not installed.

```python
runner = get_runner(container='docker')
# or
runner = get_runner()

```

--------------------------------

### Clone and Install PyDYNA in Developer Mode

Source: https://dyna.docs.pyansys.com/version/stable/_sources/getting-started/installation.rst.txt

Clone the PyDYNA repository and install it in editable mode to allow for source code modifications.

```bash
git clone https://github.com/ansys/pydyna
cd pyDyna
pip install -e .
```

--------------------------------

### Install PyDyna Agent Instructions for Claude Code

Source: https://dyna.docs.pyansys.com/version/stable/_sources/getting-started/agents.rst.txt

Install agent instructions for Claude Code. This command prepares the instructions to be used with Claude's AI capabilities.

```bash
python -m ansys.dyna.core agent --env claude --copy
```

--------------------------------

### Get All Parts

Source: https://dyna.docs.pyansys.com/version/stable/_sources/api/ansys/dyna/core/lib/deck/Deck.rst.txt

Retrieves all part keywords from the deck and converts them into a list.

```python
parts = deck.parts.to_list()
```

--------------------------------

### get_instructions_path

Source: https://dyna.docs.pyansys.com/version/stable/_sources/api/ansys/dyna/core/__main__/index.rst.txt

Get the file path for the agent instructions.

```APIDOC
## get_instructions_path

### Description
Get path to agent instructions file.

### Returns
- `pathlib.Path`: The path to the agent instructions file.
```

--------------------------------

### Install PyDyna Agent Instructions for Cursor

Source: https://dyna.docs.pyansys.com/version/stable/_sources/getting-started/agents.rst.txt

Install agent instructions tailored for the Cursor AI coding assistant. This command configures the instructions for Cursor's specific format.

```bash
python -m ansys.dyna.core agent --env cursor --copy
```

--------------------------------

### Clone and Install PyDYNA in Developer Mode

Source: https://dyna.docs.pyansys.com/version/stable/getting-started/installation.html

Clone the PyDYNA repository and install it in developer mode. This allows for source code modifications and contributions.

```bash
git clone https://github.com/ansys/pydyna
cd pyDyna
pip install -e .

```

--------------------------------

### Install Agent Instructions for Claude Code

Source: https://dyna.docs.pyansys.com/version/stable/getting-started/agents.html

Install agent instructions specifically for Claude Code. This command configures the instructions for seamless use with Claude's AI capabilities.

```bash
python -m ansys.dyna.core agent --env claude --copy

```

--------------------------------

### Verify PyDyna Agent Installation

Source: https://dyna.docs.pyansys.com/version/stable/_sources/getting-started/agents.rst.txt

This Python command verifies the installation of PyDyna agent instructions by printing the AGENT_INSTRUCTIONS attribute. The subsequent bash command lists the contents of the `.agent/` directory to confirm file creation.

```python
import ansys.dyna.core; print(ansys.dyna.core.AGENT_INSTRUCTIONS)
```

```bash
ls -la .agent/
```

--------------------------------

### main

Source: https://dyna.docs.pyansys.com/version/stable/_sources/api/ansys/dyna/core/__main__/index.rst.txt

Entry point for the PyDyna CLI.

```APIDOC
## main

### Description
Entry point for the PyDyna CLI.
```

--------------------------------

### Get All Registered Validators

Source: https://dyna.docs.pyansys.com/version/stable/_sources/api/ansys/dyna/core/lib/validation_mixin/ValidationMixin.rst.txt

Retrieve a list of all currently registered validators. This can be useful for inspecting the validation setup.

```python
validators = deck.get_validators()
```

--------------------------------

### Prepare and Run LS-DYNA Solver

Source: https://dyna.docs.pyansys.com/version/stable/_modules/ansys/dyna/core/run/local_solver.html

Prepares the input file and working directory, then runs the LS-DYNA solver. It handles containerized execution and environment variable setup.

```python
wdir, input_file = __prepare(input, **kwargs)

if "container" not in kwargs:
    container = os.environ.get("PYDYNA_RUN_CONTAINER", None)
    if container != None:
        kwargs["container"] = container
        if "container_env" not in kwargs:
            kwargs["container_env"] = dict(
                (k, os.environ[k]) for k in ("LSTC_LICENSE", "ANSYSLI_SERVERS", "ANSYSLMD_LICENSE_FILE")
            )

if "stream" not in kwargs:
    stream = os.environ.get("PYDYNA_RUN_STREAM", None)
    if stream != None:
        kwargs["stream"] = bool(int(stream))

runner = get_runner(**kwargs)
runner.set_input(input_file, wdir)

result = runner.run()
if container != None and kwargs.get("stream", True) is False:
    return result
return wdir
```

--------------------------------

### Get Package Directory

Source: https://dyna.docs.pyansys.com/version/stable/_sources/api/ansys/dyna/core/__main__/index.rst.txt

Retrieves the installation directory of the PyDyna package, which contains agent instructions. This function is essential for accessing package-specific resources.

```python
get_package_dir()
```

--------------------------------

### Initialize and Use KeywordCollection

Source: https://dyna.docs.pyansys.com/version/stable/api/ansys/dyna/core/lib/keyword_collection/KeywordCollection.html

Demonstrates initializing a KeywordCollection and performing basic operations like filtering by subtype and retrieving keywords.

```python
>>> collection = KeywordCollection(deck.keywords)
>>> shells = collection.by_subtype("SHELL")
>>> for kwd in shells:
...     print(kwd.secid)
>>> first_shell = shells.first()
>>> all_shells = shells.to_list()
```

--------------------------------

### Get Plate Displacement from DPF

Source: https://dyna.docs.pyansys.com/version/stable/_sources/examples/Optimization/Plate_Thickness_Optimization.rst.txt

Initializes DPF DataSources to retrieve plate displacement results. This function is a starting point for post-processing LS-DYNA results.

```Python
def get_plate_displacement(directory):
    ds = dpf.DataSources()
```

--------------------------------

### Get Instructions Content

Source: https://dyna.docs.pyansys.com/version/stable/_sources/api/ansys/dyna/core/__main__/index.rst.txt

Reads and returns the content of the agent instructions file from the installed PyDyna package. This function is useful for programmatically accessing instruction details.

```python
get_instructions_content()
```

--------------------------------

### Get PyDyna Agent Instructions Path

Source: https://dyna.docs.pyansys.com/version/stable/_sources/getting-started/agents.rst.txt

Use this Python code to retrieve the installation path of the PyDyna AI agent instructions. This is useful for tools that support Python introspection.

```python
import ansys.dyna.core
print(ansys.dyna.core.AGENT_INSTRUCTIONS)
```

--------------------------------

### Get PyDyna AI Instruction Path

Source: https://dyna.docs.pyansys.com/version/stable/getting-started/agents.html

This Python code snippet retrieves and prints the file path to the installed AI instructions for PyDyna. This is useful for tools that support Python introspection.

```python
import ansys.dyna.core
print(ansys.dyna.core.AGENT_INSTRUCTIONS)

```

--------------------------------

### Example Usage of KeywordCardVisitor

Source: https://dyna.docs.pyansys.com/version/stable/api/ansys/dyna/core/lib/visitors/keyword_card_visitor/KeywordCardVisitor.html

Demonstrates how to create a custom visitor by subclassing KeywordCardVisitor and overriding the visit_card method to count the number of plain cards encountered during traversal.

```python
>>> class CardCounter(KeywordCardVisitor):
...     def __init__(self):
...         self.count = 0
...     def visit_card(self, card):
...         self.count += 1
>>> counter = CardCounter()
>>> counter.visit_keyword(my_keyword)
>>> print(f"Plain cards: {counter.count}")


```

--------------------------------

### Example of Pre-commit Hook Execution

Source: https://dyna.docs.pyansys.com/version/stable/_sources/contributing.rst.txt

Illustrates the output of pre-commit hooks after a commit, showing which checks passed.

```bash
$ pre-commit install
$ git commit -am "added my cool feature"
black....................................................................Passed
blacken-docs.............................................................Passed
codespell................................................................Passed
flake8...................................................................Passed
isort....................................................................Passed
check for merge conflicts................................................Passed
debug statements (python)................................................Passed
Validate GitHub Workflows................................................Passed
```

--------------------------------

### Get Total Keyword Count

Source: https://dyna.docs.pyansys.com/version/stable/api/ansys/dyna/core/lib/deck/Deck.html

Get the total number of keywords in the deck, including strings and encrypted keywords.

```python
>>> num_keywords = len(deck)
```

--------------------------------

### Main entry point for PyDyna CLI

Source: https://dyna.docs.pyansys.com/version/stable/_modules/ansys/dyna/core/__main__.html

Sets up the argument parser for the PyDyna CLI, defining the 'agent' subcommand and its options for managing AI assistant instructions.

```python
def main() -> int:
    """Main entry point for CLI."""
    parser = argparse.ArgumentParser(
        prog="python -m ansys.dyna.core",
        description="PyDyna CLI utilities",
    )
    subparsers = parser.add_subparsers(dest="command")

    # agent subcommand
    agent_parser = subparsers.add_parser(
        "agent",
        help="Install agent instructions for AI assistants",
    )
```

--------------------------------

### IncludeWdInitialBlank

Source: https://dyna.docs.pyansys.com/version/stable/_sources/_autosummary/include.rst.txt

This keyword is used to include WD initial blank information.

```APIDOC
## IncludeWdInitialBlank

### Description
This keyword is used to include WD initial blank information.

### Module
`ansys.dyna.core.keywords.keyword_classes.auto.include_wd_initial_blank`
```

--------------------------------

### Create Deck and Keywords

Source: https://dyna.docs.pyansys.com/version/stable/_downloads/65ead00e2959f095eb490243a8a0e379/Plate_Thickness_Optimization.ipynb

Initializes a Deck object to hold all keywords and prepares for appending individual keywords.

```python
deck = Deck()
keywords = kwd.Keywords(deck)
```

--------------------------------

### InterfaceBlanksizeInitialAdaptive

Source: https://dyna.docs.pyansys.com/version/stable/_sources/_autosummary/interface.rst.txt

Documentation for the InterfaceBlanksizeInitialAdaptive module, concerning initial adaptive blank size interfaces.

```APIDOC
## InterfaceBlanksizeInitialAdaptive

### Description

This section details the `InterfaceBlanksizeInitialAdaptive` module, used for interfaces related to initial adaptive blank size settings.

### Module

`ansys.dyna.core.keywords.keyword_classes.auto.interface_blanksize_initial_adaptive`

### Members

This module contains various members related to initial adaptive blank size interfaces. Refer to the module's documentation for specific details.
```

--------------------------------

### Get Number of Keywords

Source: https://dyna.docs.pyansys.com/version/stable/_sources/api/ansys/dyna/core/lib/deck/Deck.rst.txt

Get the total number of keywords in the deck, including strings and encrypted keywords. This provides a quick count of all entries in the deck.

```python
num_keywords = len(deck)
```

--------------------------------

### run

Source: https://dyna.docs.pyansys.com/version/stable/_modules/ansys/dyna/core/run/local_solver.html

Runs the LS-DYNA solver locally. This method handles the preparation of the input file, setting up the environment (including containerization if specified), and executing the solver. It returns the working directory of the run, or the solver's stdout if streaming is disabled and a container is used.

```APIDOC
## run

### Description
Runs the LS-DYNA solver locally. This method handles the preparation of the input file, setting up the environment (including containerization if specified), and executing the solver. It returns the working directory of the run, or the solver's stdout if streaming is disabled and a container is used.

### Parameters

- **input** (str or Path) - Path to the input file or a string containing the input file content.
- **working_directory** (str, optional) - Working directory for the solver. Defaults to the directory of the input file or a temporary directory.
- **container** (str, optional) - Docker container image to use for running LS-DYNA.
- **container_env** (dict(), optional) - Environment variables to pass into the Docker container.
- **stream** (bool, optional) - If True, streams the solver's stdout to Python's stdout during the solve. Defaults to True.
- **activate_case** (bool, optional) - If provided, appends the CASE command line for *CASE keywords support.
- **case_ids** (list[int] or None, optional) - If provided, appends CASE or CASE=... to the LS-DYNA command line for *CASE support.

### Returns

- **result** (str) - The working directory where the solver is launched. If `stream` is `False` and `container` is set, returns the stdout of the run.

### Example

```python
from ansys.dyna.core.run import local_solver

# Example usage with a file input
working_dir = local_solver.run("path/to/your/input.k")

# Example usage with container and streaming disabled
working_dir = local_solver.run("path/to/your/input.k", container="my-dyna-container", stream=False)
```
```

--------------------------------

### Run Pre-commit Hooks for Code Styling

Source: https://dyna.docs.pyansys.com/version/stable/_sources/contributing.rst.txt

Install pre-commit and run all configured style checks on your files. This ensures code adheres to PEP8 standards.

```bash
pip install pre-commit
pre-commit run --all-files
```

--------------------------------

### Main Entry Point

Source: https://dyna.docs.pyansys.com/version/stable/api/ansys/dyna/core/__main__/index.html

The main function to execute the CLI application.

```APIDOC
main() -> int
```

--------------------------------

### LS-DYNA Execution Details

Source: https://dyna.docs.pyansys.com/version/stable/_sources/examples/Taylor_Bar/plot_taylor_bar.rst.txt

This section provides details about the LS-DYNA execution, including the command line options used, input file information, and memory allocation.

```text
Executing with ANSYS license

Command line options: i=input.k 
                           memory=20m

Input file: input.k                                                                         

The native file format       : 64-bit small endian
Memory size from command line:    20000000
```

--------------------------------

### Loading Deck with Legacy InitialStressShell

Source: https://dyna.docs.pyansys.com/version/stable/_sources/api/ansys/dyna/core/keywords/keyword_classes/manual/initial_stress_shell_version_0_9_1/InitialStressShellLegacy.rst.txt

Demonstrates how to load a deck while overriding the default INITIAL_STRESS_SHELL keyword with the legacy `InitialStressShellLegacy` class. This is useful when working with older deck files or specific version requirements.

```python
from ansys.dyna.core.lib.deck import Deck
from ansys.dyna.core.lib.import_handler import ImportContext
from ansys.dyna.core.keywords.keyword_classes.manual.initial_stress_shell_version_0_9_1 import \
    InitialStressShellLegacy

deck = Deck()
context = ImportContext(
    deck=deck,
    keyword_overrides={"*INITIAL_STRESS_SHELL": InitialStressShellLegacy},
)
deck.loads(data, context=context)
```

--------------------------------

### Install Pre-commit Hook for Automatic Style Checks

Source: https://dyna.docs.pyansys.com/version/stable/_sources/contributing.rst.txt

Install pre-commit as a Git hook to automatically run style checks before each commit. This prevents pushing code that fails style validation.

```bash
pre-commit install
```

--------------------------------

### InterfaceBlanksizeInitialTrim

Source: https://dyna.docs.pyansys.com/version/stable/_sources/_autosummary/interface.rst.txt

Documentation for the InterfaceBlanksizeInitialTrim module, focusing on initial trim blank size interfaces.

```APIDOC
## InterfaceBlanksizeInitialTrim

### Description

This section details the `InterfaceBlanksizeInitialTrim` module, which handles interfaces for initial trim blank size configurations.

### Module

`ansys.dyna.core.keywords.keyword_classes.auto.interface_blanksize_initial_trim`

### Members

This module contains various members related to initial trim blank size interfaces. Refer to the module's documentation for specific details.
```

--------------------------------

### Execute Deck Creation and Plotting

Source: https://dyna.docs.pyansys.com/version/stable/examples/John_Reid_Pipe/plot_john_pipe.html

Copies the downloaded mesh file to the run directory, writes the LS-DYNA deck using the `write_deck` function, and then plots the generated deck.

```python
shutil.copy(mesh_file, os.path.join(rundir.name, mesh_file_name))
deck = write_deck(os.path.join(rundir.name, dynafile))
deck.plot(cwd=rundir.name, show_edges=True)

```

--------------------------------

### Get Linked Keywords - KeywordBase

Source: https://dyna.docs.pyansys.com/version/stable/api/ansys/dyna/core/lib/keyword_base/KeywordBase.html

Retrieve keywords referenced by the current keyword. You can filter by link type and control the traversal depth. Use `level=-1` to get the full dependency tree.

```python
>>> mat = deck.keywords[0]  # A material keyword with curve references
>>> curves = mat.get_links(LinkType.DEFINE_CURVE)
>>> all_links = mat.get_links()  # Get all referenced keywords
>>> # Get full dependency tree
>>> all_deps = mat.get_links(level=-1)
```

--------------------------------

### Copy All Instructions

Source: https://dyna.docs.pyansys.com/version/stable/_sources/api/ansys/dyna/core/__main__/index.rst.txt

Copies all agent instruction files to the specified workspace, ensuring that links within the instructions are functional in the new location. It returns the main file path and a list of extended documentation paths.

```python
copy_all_instructions(workspace, mode='copy')
```

--------------------------------

### Run Dyna Solver and Post-processing

Source: https://dyna.docs.pyansys.com/version/stable/_downloads/8a52a6625e0c9d74e3f2db2bdd6b0a2f/plot_john_reid_pendulum.ipynb

Execute the Dyna solver with the specified dynafile and working directory, followed by running the post-processing step.

```python
filepath = run_dyna(dynafile, working_directory=rundir.name)
run_post(rundir.name)
```

--------------------------------

### get_instructions_content

Source: https://dyna.docs.pyansys.com/version/stable/_sources/api/ansys/dyna/core/__main__/index.rst.txt

Read and return the content of the agent instructions file.

```APIDOC
## get_instructions_content

### Description
Read the agent instructions from installed package.

### Returns
- `str`: The content of the agent instructions file.
```

--------------------------------

### TableCardGroup.table

Source: https://dyna.docs.pyansys.com/version/stable/api/ansys/dyna/core/lib/table_card_group/TableCardGroup.html

Gets the table as a pandas DataFrame.

```APIDOC
## TableCardGroup.table

### Description
Get the table as a pandas DataFrame.

### Property
table

### Type
pandas.DataFrame
```

--------------------------------

### solid_array

Source: https://dyna.docs.pyansys.com/version/stable/api/ansys/dyna/core/lib/deck_plotter/index.html

Get the solid array from the DataFrame.

```APIDOC
## solid_array(solids)

### Description
Get the solid array from the DataFrame.

### Method
```python
solid_array(solids)
```

### Parameters
#### Path Parameters
- **solids** (object) - Description for solids

### Returns
object: The solid array.
```

--------------------------------

### Loading Deck with Legacy MAT_295

Source: https://dyna.docs.pyansys.com/version/stable/_sources/api/ansys/dyna/core/keywords/keyword_classes/manual/mat_295_version_0_9_1/Mat295Legacy.rst.txt

Demonstrates how to load a deck with specific legacy keyword implementations, including `Mat295Legacy` and `MatAnisotropicHyperelasticLegacy`, by using keyword overrides during `ImportContext` initialization. This is useful when compatibility with older versions or specific legacy features is required.

```python
from ansys.dyna.core.lib.deck import Deck
from ansys.dyna.core.lib.import_handler import ImportContext
from ansys.dyna.core.keywords.keyword_classes.manual.mat_295_version_0_9_1 import (
    Mat295Legacy,
    MatAnisotropicHyperelasticLegacy,
)

deck = Deck()
context = ImportContext(
    deck=deck,
    keyword_overrides={
        "*MAT_ANISOTROPIC_HYPERELASTIC": MatAnisotropicHyperelasticLegacy,
        "*MAT_295": Mat295Legacy,
    },
)
deck.loads(data, context=context)
```

--------------------------------

### get_kwds_by_type()

Source: https://dyna.docs.pyansys.com/version/stable/_sources/api/ansys/dyna/core/lib/deck/Deck.rst.txt

Get all keywords for a given type.

```APIDOC
## get_kwds_by_type(str_type: str) -> Iterator[ansys.dyna.core.lib.keyword_base.KeywordBase]

### Description
Get all keywords for a given type.

### Method
`get_kwds_by_type(str_type: str)`

### Parameters
#### Required Parameters
- **str_type** (str) - Keyword type.

### Returns
- **Iterator[ansys.dyna.core.lib.keyword_base.KeywordBase]**: ..

### Examples
Get all ``*SECTION_*`` keywords in the deck.

>>> deck.get_kwds_by_type("SECTION")
```

--------------------------------

### Generate README from Manifest

Source: https://dyna.docs.pyansys.com/version/stable/_modules/ansys/dyna/core/__main__.html

Generates a README.md file for the agent directory based on the provided manifest. It lists installed packages with their details and includes usage and dependency scanning instructions.

```python
from pathlib import Path


def generate_readme(agent_dir: Path, manifest: dict) -> None:
    """Generate README.md from manifest."""
    packages = manifest.get("packages", [])

    lines = [
        "# Agent Instructions",
        "",
        "This directory contains agent instructions from installed packages.",
        "Agents can read these files for context about how to use the packages.",
        "",
        "## Installed Packages",
        "",
    ]

    if packages:
        lines.append("| Namespace | Ecosystem | Package | Entry File |")
        lines.append("|-----------|-----------|---------|------------|")
        for pkg in packages:
            namespace = pkg.get("namespace", "?")
            ecosystem = pkg.get("ecosystem", "?")
            package_name = pkg.get("package_name", "?")
            entry_file = pkg.get("entry_file", "?")
            lines.append(f"| `{namespace}` | {ecosystem} | {package_name} | [{entry_file}]({entry_file}) |")
        lines.append("")
    else:
        lines.append("*No packages installed yet.*")
        lines.append("")

    lines.extend(
        [
            "## Usage",
            "",
            "Each package provides its own installation command. For Python packages with",
            "agent instructions, you can typically run:",
            "",
            "```bash",
            "python -m <package> agent --copy",
            "```",
            "",
            "## Scanning Dependencies",
            "",
            "To install agent instructions from all packages in your requirements:",
            "",
            "```bash",
            "# Future: python -m agent_instructions scan requirements.txt",
            "# For now, run each package's agent command individually",
            "```",
            "",
            "---",
            "*Auto-generated manifest. Regenerate by running package agent commands.",
            "",
        ]
    )

    readme_file = agent_dir / "README.md"
    readme_file.write_text("\n".join(lines), encoding="utf-8")
```

--------------------------------

### first

Source: https://dyna.docs.pyansys.com/version/stable/_sources/api/ansys/dyna/core/lib/keyword_collection/KeywordCollection.rst.txt

Get the first keyword in the collection.

```APIDOC
## Method: first

### Description
Get the first keyword in the collection.

### Returns
Optional[KeywordBase] - The first keyword, or None if the collection is empty.

### Examples
```python
first_section = deck.sections.first()
```
```

--------------------------------

### DualcesePartSurface

Source: https://dyna.docs.pyansys.com/version/stable/_sources/_autosummary/dualcese.rst.txt

Documentation for the DualcesePartSurface module.

```APIDOC
## DualcesePartSurface

.. automodule:: ansys.dyna.core.keywords.keyword_classes.auto.dualcese_part_surface
    :members:
```

--------------------------------

### loads()

Source: https://dyna.docs.pyansys.com/version/stable/_sources/api/ansys/dyna/core/lib/deck/Deck.rst.txt

Load all keywords from the keyword file as a string.

```APIDOC
## loads(value: str, context: Optional[ansys.dyna.core.lib.import_handler.ImportContext] = None)

### Description
Load all keywords from the keyword file as a string. When adding all keywords from the file, this method overwrites the title and user comment, if any.

### Method
`loads(value: str, context: Optional[ansys.dyna.core.lib.import_handler.ImportContext] = None)`

### Parameters
#### Required Parameters
- **value** (str) - ..

#### Optional Parameters
- **context** (Optional[ansys.dyna.core.lib.import_handler.ImportContext]) - the context

### Returns
- **ansys.dyna.keywords.lib.deck_loader.DeckLoaderResult**: ..
```

--------------------------------

### shell_facet_array

Source: https://dyna.docs.pyansys.com/version/stable/api/ansys/dyna/core/lib/deck_plotter/index.html

Get the shell facet array from the DataFrame.

```APIDOC
## shell_facet_array()

### Description
Get the shell facet array from the DataFrame.

### Method
```python
shell_facet_array()
```

### Returns
numpy.array: The shell facet array.
```

--------------------------------

### get_current_uri()

Source: https://dyna.docs.pyansys.com/version/stable/_sources/api/ansys/dyna/core/lib/parameters/ParameterSet.rst.txt

Get the current URI path as a string.

```APIDOC
## get_current_uri()

### Description
Get the current URI path as a string.

### Returns
- :class:`python:str`: The current URI path joined with '/'.

```

--------------------------------

### get_kwds_by_full_type()

Source: https://dyna.docs.pyansys.com/version/stable/_sources/api/ansys/dyna/core/lib/deck/Deck.rst.txt

Get all keywords for a given full type.

```APIDOC
## get_kwds_by_full_type(str_type: str, str_subtype: str) -> Iterator[ansys.dyna.core.lib.keyword_base.KeywordBase]

### Description
Get all keywords for a given full type.

### Method
`get_kwds_by_full_type(str_type: str, str_subtype: str)`

### Parameters
#### Required Parameters
- **str_type** (str) - Keyword type.
- **str_subtype** (str) - Keyword subtype or prefix of subtype. Matches keywords where the subkeyword starts with this value.

### Returns
- **Iterator[ansys.dyna.core.lib.keyword_base.KeywordBase]**: ..

### Examples
Get all ``*SECTION_SHELL`` keyword instances in the deck.

>>> deck.get_kwds_by_full_type("SECTION", "SHELL")

Get all ``*SET_NODE*`` keyword instances (matches NODE, NODE_LIST, NODE_LIST_TITLE, etc).

>>> deck.get_kwds_by_full_type("SET", "NODE")
```

--------------------------------

### copy_all_instructions

Source: https://dyna.docs.pyansys.com/version/stable/_sources/api/ansys/dyna/core/__main__/index.rst.txt

Copy all agent instruction files to the specified workspace, ensuring links are working.

```APIDOC
## copy_all_instructions

### Description
Copy all agent instruction files to workspace with working links.

### Parameters
- `workspace` (pathlib.Path): The target workspace directory.
- `mode` (str, optional): The mode of copying. Defaults to 'copy'.

### Returns
- `tuple[pathlib.Path, list[str]]`: A tuple containing the main file path and a list of relative paths to extended documentation files.
```

--------------------------------

### Title

Source: https://dyna.docs.pyansys.com/version/stable/_sources/api/ansys/dyna/core/keywords/keyword_classes/manual/mat_295_version_0_9_1/Mat295Legacy.rst.txt

Get or set the Additional title line.

```APIDOC
## title

### Description
Get or set the Additional title line

### Type
Optional[str]
```

--------------------------------

### Copy Agent Instructions

Source: https://dyna.docs.pyansys.com/version/stable/_modules/ansys/dyna/core/__main__.html

Copies all agent instruction files to a specified workspace, rewriting links and updating the manifest. Use this to create a self-contained copy of agent documentation.

```python
copy_all_instructions(workspace: Path, mode: str = "copy") -> tuple[Path, list[str]]:
    """Copy all agent instruction files to workspace with working links.

    Returns
    -------
    tuple[Path, list[str]]
        Main file path and list of extended doc relative paths.
    """
    agent_dir = workspace / ".agent"
    agent_dir.mkdir(parents=True, exist_ok=True)

    # Main file with rewritten links
    main_content = get_instructions_content()
    main_content = rewrite_links_for_copy(main_content, PACKAGE_NAMESPACE)
    main_file = agent_dir / f"{PACKAGE_NAMESPACE}.md"
    main_file.write_text(main_content, encoding="utf-8")

    # Extended docs
    extended_dir = agent_dir / PACKAGE_NAMESPACE
    extended_dir.mkdir(parents=True, exist_ok=True)

    source_dir = get_extended_docs_dir()
    extended_docs = []

    if source_dir.exists():
        for src_file in source_dir.glob("*.md"):
            dst_file = extended_dir / src_file.name
            shutil.copy2(src_file, dst_file)
            extended_docs.append(f"{PACKAGE_NAMESPACE}/{src_file.name}")

    # Update manifest
    manifest = load_manifest(agent_dir)
    manifest = update_manifest_entry(
        manifest=manifest,
        namespace=PACKAGE_NAMESPACE,
        ecosystem=PACKAGE_ECOSYSTEM,
        package_name=PACKAGE_NAME,
        entry_file=f"{PACKAGE_NAMESPACE}.md",
        extended_docs=extended_docs,
        mode=mode,
        source_path=str(get_instructions_path()),
    )
    save_manifest(agent_dir, manifest)
    generate_readme(agent_dir, manifest)

    return main_file, extended_docs
```

--------------------------------

### get_extended_docs_dir

Source: https://dyna.docs.pyansys.com/version/stable/_sources/api/ansys/dyna/core/__main__/index.rst.txt

Get the directory for extended agent documentation.

```APIDOC
## get_extended_docs_dir

### Description
Get path to extended agent documentation directory.

### Returns
- `pathlib.Path`: The path to the extended documentation directory.
```

--------------------------------

### DualceseReactionRateIg

Source: https://dyna.docs.pyansys.com/version/stable/_sources/_autosummary/dualcese.rst.txt

Documentation for the DualceseReactionRateIg module.

```APIDOC
## DualceseReactionRateIg

.. automodule:: ansys.dyna.core.keywords.keyword_classes.auto.dualcese_reaction_rate_ig
    :members:
```

--------------------------------

### ansys.dyna.core.__version__

Source: https://dyna.docs.pyansys.com/version/stable/api/ansys/dyna/core/index.html

Access the installed version of the Ansys Dyna library.

```APIDOC
## Get Version

### Description
Retrieves the current version of the Ansys Dyna library.

### Method
Attribute Access

### Endpoint
N/A (Python attribute)

### Parameters
None

### Request Example
```python
import ansys.dyna

version = ansys.dyna.core.__version__
print(f"Ansys Dyna version: {version}")
```

### Response
#### Success Response
- **version** (str) - The version string of the installed library.
```

--------------------------------

### Load Manifest

Source: https://dyna.docs.pyansys.com/version/stable/_sources/api/ansys/dyna/core/__main__/index.rst.txt

Loads the manifest.json file from the specified agent directory. If the file does not exist, it returns an empty dictionary, providing a default manifest.

```python
load_manifest(agent_dir)
```

--------------------------------

### get_pyvista

Source: https://dyna.docs.pyansys.com/version/stable/_sources/api/ansys/dyna/core/lib/deck_plotter/index.rst.txt

Imports the PyVista library, raising an exception if it is not installed.

```APIDOC
## get_pyvista

### Description
Method to import pyvista, raising an exception if not installed.

### Returns
* :obj:`pyvista` - The imported PyVista module if available.
```

--------------------------------

### dumps()

Source: https://dyna.docs.pyansys.com/version/stable/_sources/api/ansys/dyna/core/lib/deck/Deck.rst.txt

Get the keyword file representation of all keywords as a string.

```APIDOC
## dumps()

### Description
Get the keyword file representation of all keywords as a string.

### Method
`dumps()`

### Returns
- **str**: Keyword file representation of all keywords as a string.
```

--------------------------------

### InitialPwpDepth

Source: https://dyna.docs.pyansys.com/version/stable/_sources/_autosummary/initial.rst.txt

Represents the initial PWP depth keyword.

```APIDOC
## InitialPwpDepth

### Description
Represents the initial PWP depth keyword.

### Module
`ansys.dyna.core.keywords.keyword_classes.auto.initial_pwp_depth`
```

--------------------------------

### TableCard.format

Source: https://dyna.docs.pyansys.com/version/stable/_sources/api/ansys/dyna/core/lib/table_card/TableCard.rst.txt

Gets or sets the format type of the table card.

```APIDOC
## TableCard.format

### Description
Format type of the table card.

### Property Type
ansys.dyna.core.lib.format_type.format_type
```

--------------------------------

### Loading Deck with Legacy InitialStrainShell

Source: https://dyna.docs.pyansys.com/version/stable/_sources/api/ansys/dyna/core/keywords/keyword_classes/manual/initial_strain_shell_version_0_9_1/InitialStrainShellLegacy.rst.txt

Demonstrates how to load a deck with the legacy `InitialStrainShellLegacy` class by overriding the default keyword behavior. This is necessary to use the deprecated version.

```python
from ansys.dyna.core.lib.deck import Deck
from ansys.dyna.core.lib.import_handler import ImportContext
from ansys.dyna.core.keywords.keyword_classes.manual.initial_strain_shell_version_0_9_1 import (
    InitialStrainShellLegacy,
)

deck = Deck()
context = ImportContext(
    deck=deck,
    keyword_overrides={"*INITIAL_STRAIN_SHELL": InitialStrainShellLegacy},
)
deck.loads(data, context=context)
```

--------------------------------

### Format Management

Source: https://dyna.docs.pyansys.com/version/stable/_sources/api/ansys/dyna/core/lib/keyword_base/KeywordBase.rst.txt

Allows getting or setting the format for the keyword.

```APIDOC
## Property: format

### Description
Get or set the format for this keyword.

### Type
ansys.dyna.core.lib.format_type.format_type
```

--------------------------------

### Deck Initialization and Properties

Source: https://dyna.docs.pyansys.com/version/stable/_sources/api/ansys/dyna/core/lib/deck/Deck.rst.txt

Initialize a Deck object and access its core properties like title, comment header, and format.

```APIDOC
## Deck Properties

### Description
Provides access to the title, comment header, and format of the keyword database.

### Properties
- **title** (Optional[str]) - Title of the keyword database.
- **comment_header** (Optional[str]) - Comment header of the keyword database.
- **format** (ansys.dyna.core.lib.format_type.format_type) - Format type of the deck.
```

--------------------------------

### get_package_dir

Source: https://dyna.docs.pyansys.com/version/stable/_sources/api/ansys/dyna/core/__main__/index.rst.txt

Get the directory where the PyDyna agent instructions are located.

```APIDOC
## get_package_dir

### Description
Get the package directory containing agent instructions.

### Returns
- `pathlib.Path`: The path to the package directory.
```
Tokens:
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