Merge pull request #779 from jbaptperez/lint-fixes-and-enhancements

Lint fixes and enhancements
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Povilas Kanapickas 2024-03-28 00:36:50 +02:00 committed by GitHub
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# Contributing to podman-compose
## Who can contribute?
## Who can contribute?
- Users that found a bug
- Users that wants to propose new functionalities or enhancements
- Users that want to help other users to troubleshoot their environments
- Developers that want to fix bugs
- Developers that want to implement new functionalities or enhancements
- Users that found a bug,
- Users that want to propose new functionalities or enhancements,
- Users that want to help other users to troubleshoot their environments,
- Developers that want to fix bugs,
- Developers that want to implement new functionalities or enhancements.
## Branches
Please request your PR to be merged into the `devel` branch.
Please request your pull request to be merged into the `devel` branch.
Changes to the `stable` branch are managed by the repository maintainers.
## Development environment setup
Note: Some steps are OPTIONAL but all are RECOMMENDED.
1. Fork the project repo and clone it
```shell
$ git clone https://github.com/USERNAME/podman-compose.git
$ cd podman-compose
```
1. (OPTIONAL) Create a python virtual environment. Example using [virtualenv wrapper](https://virtualenvwrapper.readthedocs.io/en/latest/):
```shell
mkvirtualenv podman-compose
```
2. Install the project runtime and development requirements
```shell
$ pip install '.[devel]'
```
3. (OPTIONAL) Install `pre-commit` git hook scripts (https://pre-commit.com/#3-install-the-git-hook-scripts)
```shell
$ pre-commit install
```
4. Create a new branch, develop and add tests when possible
5. Run linting & testing before committing code. Ensure all the hooks are passing.
```shell
$ pre-commit run --all-files
```
6. Run code coverage
```shell
coverage run --source podman_compose -m unittest pytests/*.py
python -m unittest tests/*.py
coverage combine
coverage report
coverage html
```
7. Commit your code to your fork's branch.
- Make sure you include a `Signed-off-by` message in your commits. Read [this guide](https://docs.github.com/en/authentication/managing-commit-signature-verification/signing-commits) to learn how to sign your commits
- In the commit message reference the Issue ID that your code fixes and a brief description of the changes. Example: `Fixes #516: allow empty network`
7. Open a PR to `containers/podman-compose:devel` and wait for a maintainer to review your work.
1. Fork the project repository and clone it:
```shell
$ git clone https://github.com/USERNAME/podman-compose.git
$ cd podman-compose
```
2. (OPTIONAL) Create a Python virtual environment. Example using
[virtualenv wrapper](https://virtualenvwrapper.readthedocs.io/en/latest/):
```shell
$ mkvirtualenv podman-compose
```
3. Install the project runtime and development requirements:
```shell
$ pip install '.[devel]'
```
4. (OPTIONAL) Install `pre-commit` git hook scripts
(https://pre-commit.com/#3-install-the-git-hook-scripts):
```shell
$ pre-commit install
```
5. Create a new branch, develop and add tests when possible.
6. Run linting and testing before committing code. Ensure all the hooks are passing.
```shell
$ pre-commit run --all-files
```
7. Run code coverage:
```shell
$ coverage run --source podman_compose -m unittest pytests/*.py
$ python -m unittest tests/*.py
$ coverage combine
$ coverage report
$ coverage html
```
8. Commit your code to your fork's branch.
- Make sure you include a `Signed-off-by` message in your commits.
Read [this guide](https://github.com/containers/common/blob/main/CONTRIBUTING.md#sign-your-prs)
to learn how to sign your commits.
- In the commit message, reference the Issue ID that your code fixes and a brief description of
the changes.
Example: `Fixes #516: Allow empty network`
9. Open a pull request to `containers/podman-compose:devel` and wait for a maintainer to review your
work.
## Adding new commands
To add a command you need to add a function that is decorated
with `@cmd_run` passing the compose instance, command name and
description. This function must be declared `async` the wrapped
function should accept two arguments the compose instance and
the command-specific arguments (resulted from python's `argparse`
package) inside that command you can run PodMan like this
`await compose.podman.run(['inspect', 'something'])`and inside
that function you can access `compose.pods` and `compose.containers`
...etc. Here is an example
To add a command, you need to add a function that is decorated with `@cmd_run`.
```
The decorated function must be declared `async` and should accept two arguments: The compose
instance and the command-specific arguments (resulted from the Python's `argparse` package).
In this function, you can run Podman (e.g. `await compose.podman.run(['inspect', 'something'])`),
access `compose.pods`, `compose.containers` etc.
Here is an example:
```python
@cmd_run(podman_compose, 'build', 'build images defined in the stack')
async def compose_build(compose, args):
await compose.podman.run(['build', 'something'])
@ -72,31 +91,36 @@ async def compose_build(compose, args):
## Command arguments parsing
Add a function that accept `parser` which is an instance from `argparse`.
In side that function you can call `parser.add_argument()`.
The function decorated with `@cmd_parse` accepting the compose instance,
and command names (as a list or as a string).
You can do this multiple times.
To add arguments to be parsed by a command, you need to add a function that is decorated with
`@cmd_parse` which accepts the compose instance and the command's name (as a string list or as a
single string).
Here is an example
The decorated function should accept a single argument: An instance of `argparse`.
```
In this function, you can call `parser.add_argument()` to add a new argument to the command.
Note you can add such a function multiple times.
Here is an example:
```python
@cmd_parse(podman_compose, 'build')
def compose_build_parse(parser):
parser.add_argument("--pull",
help="attempt to pull a newer version of the image", action='store_true')
parser.add_argument("--pull-always",
help="attempt to pull a newer version of the image, Raise an error even if the image is present locally.", action='store_true')
help="Attempt to pull a newer version of the image, "
"raise an error even if the image is present locally.",
action='store_true')
```
NOTE: `@cmd_parse` should be after `@cmd_run`
NOTE: `@cmd_parse` should be after `@cmd_run`.
## Calling a command from inside another
## Calling a command from another one
If you need to call `podman-compose down` from inside `podman-compose up`
do something like:
If you need to call `podman-compose down` from `podman-compose up`, do something like:
```
```python
@cmd_run(podman_compose, 'up', 'up desc')
async def compose_up(compose, args):
await compose.commands['down'](compose, args)
@ -104,8 +128,8 @@ async def compose_up(compose, args):
await compose.commands['down'](argparse.Namespace(foo=123))
```
## Missing Commands (help needed)
```
bundle Generate a Docker bundle from the Compose file
create Create services

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@ -40,7 +40,7 @@ setup(
"pyyaml",
"python-dotenv",
],
extras_require={"devel": ["ruff", "pre-commit", "coverage", "parameterize"]},
extras_require={"devel": ["ruff", "pre-commit", "coverage", "parameterized"]},
# test_suite='tests',
# tests_require=[
# 'coverage',