### Install gidgetlab

Source: https://gitlab.com/beenje/gidgetlab/-/blob/main/docs/index.md

Installs the gidgetlab package using pip.

```Shell
python3 -m pip install gidgetlab
```

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

### Install gidgetlab with aiohttp support

Source: https://gitlab.com/beenje/gidgetlab/-/blob/main/docs/index.md

Installs gidgetlab with extra dependencies for aiohttp web server support.

```Shell
python3 -m pip install gidgetlab[aiohttp]
```

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

### GitLab Bot Responding to Issue Opens

Source: https://gitlab.com/beenje/gidgetlab/-/blob/main/docs/index.md

Example of a GitLab bot using aiohttp to respond to 'issue open' webhooks. It posts a greeting message to the newly opened issue.

```Python
from gidgetlab.aiohttp import GitLabBot

bot = GitLabBot("beenje")


@bot.router.register("Issue Hook", action="open")
async def issue_opened_event(event, gl, *args, **kwargs):
    """Whenever an issue is opened, greet the author and say thanks."""
    url = f"/projects/{event.project_id}/issues/{event.object_attributes['iid']}/notes"
    message = f"Thanks for the report @{event.data['user']['username']}! I will look into it ASAP! (I'm a bot)."
    await gl.post(url, data={"body": message})


if __name__ == "__main__":
    bot.run()
```

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

### Instantiate GitLabAPI with Custom URL

Source: https://gitlab.com/beenje/gidgetlab/-/blob/main/docs/abc.md

Instantiate the GitLabAPI with a specific GitLab instance URL. This takes precedence over the GL_URL environment variable.

```python
gl = GitLabAPI(requester, url="https://mygitlab.example.com")
```

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

### Make a Simple GitLab API Request

Source: https://gitlab.com/beenje/gidgetlab/-/blob/main/docs/abc.md

Make a simple request to retrieve data from the GitLab API using an instantiated GitLabAPI object. Assumes 'gl' is an implementation of GitLabAPI.

```python
# Assume `gl` has an implementation of GitLabAPI.
data = await gl.getitem("/templates/licenses/MIT")
```

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

### Clone gidgetlab from GitLab

Source: https://gitlab.com/beenje/gidgetlab/-/blob/main/docs/index.md

Clones the gidgetlab source code repository from GitLab using git.

```Shell
git clone https://gitlab.com/beenje/gidgetlab.git
```

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

### Construct GitLab API Request Headers

Source: https://gitlab.com/beenje/gidgetlab/-/blob/main/docs/sansio.md

Create necessary headers for making requests to the GitLab API. This is a prerequisite for making API calls.

```python
import requests

request_headers = create_headers("beenje", access_token=token)
url = "https://gitlab.com/api/v4/groups/gitlab-org/projects"
response = requests.get(url, headers=request_headers)
```

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

### Set GitLab URL via Environment Variable

Source: https://gitlab.com/beenje/gidgetlab/-/blob/main/docs/abc.md

Set the GitLab instance URL using the GL_URL environment variable. This is overridden by the 'url' parameter during instantiation.

```bash
export GL_URL=https://mygitlab.example.com
```

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

### Create Event from HTTP Request

Source: https://gitlab.com/beenje/gidgetlab/-/blob/main/docs/sansio.md

Use Event.from_http() to create an Event instance from an incoming HTTP request. Requires secret token for verification.

```python
import os
import aiohttp.web

SECRET = os.environ["GL_SECRET_TOKEN"]

async def index(request):
    headers = request.headers
    body = await request.read()
    event = gidgetlab.Event.from_http(headers, body,
                                      secret=SECRET)
```

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

### Decipher GitLab API Response

Source: https://gitlab.com/beenje/gidgetlab/-/blob/main/docs/sansio.md

Parse the status code, headers, and content of a GitLab API response. Handles rate limiting and pagination.

```python
# Assuming `response` contains a requests.Response object.
import datetime


status_code = response.status_code
headers = response.headers
body = response.content
data, rate, more = decipher_response(status_code, headers, body)
# Response details are in `data`.
if more:
    if not rate.remaining:
        now = datetime.datetime.now(datetime.tzinfo.utc)
        wait = rate.reset_datetime - now
        time.sleep(wait.total_seconds())
    response_more = requests.get(more, headers=request_headers)
    # Decipher `response_more` ...
```

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