Docs: Edited PyPI topic

Related to: https://gitlab.com/gitlab-org/gitlab/-/issues/247950

doc/api/README.md

@@ -184,7 +184,7 @@ to authenticate with the API:
   - [Maven Repository](../user/packages/maven_repository/index.md#authenticate-with-a-ci-job-token-in-maven)
   - [NPM Repository](../user/packages/npm_registry/index.md#authenticate-with-a-ci-job-token)
   - [Nuget Repository](../user/packages/nuget_repository/index.md)
-  - [PyPI Repository](../user/packages/pypi_repository/index.md#publish-a-pypi-package-by-using-cicd)
+  - [PyPI Repository](../user/packages/pypi_repository/index.md#authenticate-with-a-ci-job-token)
   - [Generic packages](../user/packages/generic_packages/index.md#publish-a-generic-package-by-using-cicd)
 - [Get job artifacts](job_artifacts.md#get-job-artifacts)
 - [Pipeline triggers](pipeline_triggers.md) (using the `token=` parameter)

doc/user/packages/package_registry/index.md

@@ -38,7 +38,6 @@ Learn more about using CI/CD to build:
 - [Composer packages](../composer_repository/index.md#publish-a-composer-package-by-using-cicd)
 - [NuGet packages](../nuget_repository/index.md#publish-a-nuget-package-by-using-cicd)
 - [Conan packages](../conan_repository/index.md#publish-a-conan-package-by-using-cicd)
-- [PyPI packages](../pypi_repository/index.md#publish-a-pypi-package-by-using-cicd)
 - [Generic packages](../generic_packages/index.md#publish-a-generic-package-by-using-cicd)
 
 If you use CI/CD to build a package, extended activity information is displayed

doc/user/packages/pypi_repository/index.md

@@ -12,67 +12,75 @@ info: To determine the technical writer assigned to the Stage/Group associated w
 Publish PyPI packages in your project’s Package Registry. Then install the
 packages whenever you need to use them as a dependency.
 
-The GitLab PyPI Repository works with:
+The Package Registry works with:
 
 - [pip](https://pypi.org/project/pip/)
 - [twine](https://pypi.org/project/twine/)
 
 ## Build a PyPI package
 
-This section covers creating a new example PyPI package to upload. This is a
-quickstart to test out the **GitLab PyPI Registry**. If you already understand
-how to build and publish your own packages, move on to the [next section](#authenticate-with-the-package-registry).
+This section explains how to create a PyPI package.
+
+If you already use PyPI and know how to build your own packages, go to the
+[next section](#authenticate-with-the-package-registry).
 
 ### Install pip and twine
 
-You need a recent version of [pip](https://pypi.org/project/pip/) and [twine](https://pypi.org/project/twine/).
+Install a recent version of [pip](https://pypi.org/project/pip/) and
+[twine](https://pypi.org/project/twine/).
 
 ### Create a project
 
-Understanding how to create a full Python project is outside the scope of this
-guide, but you can create a small package to test out the registry. Start by
-creating a new directory called `MyPyPiPackage`:
+Create a test project.
 
-```shell
-mkdir MyPyPiPackage && cd MyPyPiPackage
-```
+1. Open your terminal.
+1. Create a directory called `MyPyPiPackage`, and then go to that directory:
 
-After creating this, create another directory inside:
+   ```shell
+   mkdir MyPyPiPackage && cd MyPyPiPackage
+   ```
 
-```shell
-mkdir mypypipackage && cd mypypipackage
-```
+1. Create another directory and go to it:
 
-Create two new files inside this directory to set up the basic project:
+   ```shell
+   mkdir mypypipackage && cd mypypipackage
+   ```
 
-```shell
-touch __init__.py
-touch greet.py
-```
+1. Create the required files in this directory:
 
-Inside `greet.py`, add the following code:
+   ```shell
+   touch __init__.py
+   touch greet.py
+   ```
 
-```python
-def SayHello():
-    print("Hello from MyPyPiPackage")
-    return
-```
+1. Open the `greet.py` file, and then add:
 
-Inside the `__init__.py` file, add the following:
+   ```python
+   def SayHello():
+       print("Hello from MyPyPiPackage")
+       return
+   ```
 
-```python
-from .greet import SayHello
-```
+1. Open the `__init__.py` file, and then add:
 
-Now that the basics of our project is completed, we can test that the code runs.
-Start the Python prompt inside your top `MyPyPiPackage` directory. Then run:
+   ```python
+   from .greet import SayHello
+   ```
 
-```python
->>> from mypypipackage import SayHello
->>> SayHello()
-```
+1. To test the code, in your `MyPyPiPackage` directory, start the Python prompt.
 
-You should see an output similar to the following:
+   ```shell
+   python
+   ```
+
+1. Run this command:
+
+   ```python
+   >>> from mypypipackage import SayHello
+   >>> SayHello()
+   ```
+
+A message indicates that the project was set up successfully:
 
 ```plaintext
 Python 3.8.2 (v3.8.2:7b3ab5921f, Feb 24 2020, 17:52:18)
@@ -83,83 +91,81 @@ Type "help", "copyright", "credits" or "license" for more information.
 Hello from MyPyPiPackage
 ```
 
-After we've verified that the sample project is working as previously described,
-we can next work on creating a package.
-
 ### Create a package
 
-Inside your `MyPyPiPackage` directory, we need to create a `setup.py` file. Run
-the following:
-
-```shell
-touch setup.py
-```
-
-This file contains all the information about our package. For more information
-about this file, see [creating setup.py](https://packaging.python.org/tutorials/packaging-projects/#creating-setup-py).
-Becaue GitLab identifies packages based on
-[Python normalized names (PEP-503)](https://www.python.org/dev/peps/pep-0503/#normalized-names),
-ensure your package name meets these requirements. See the [installation section](#publish-a-pypi-package-by-using-cicd)
-for more details.
-
-For this guide, we don't need to extensively fill out this file. Add the
-following to your `setup.py`:
-
-```python
-import setuptools
-
-setuptools.setup(
-    name="mypypipackage",
-    version="0.0.1",
-    author="Example Author",
-    author_email="author@example.com",
-    description="A small example package",
-    packages=setuptools.find_packages(),
-    classifiers=[
-        "Programming Language :: Python :: 3",
-        "License :: OSI Approved :: MIT License",
-        "Operating System :: OS Independent",
-    ],
-    python_requires='>=3.6',
-)
-```
-
-Save the file, and then execute the setup:
-
-```shell
-python3 setup.py sdist bdist_wheel
-```
-
-If successful, you should be able to see the output in a newly created `dist`
-folder. Run:
+After you create a project, you can create a package.
+
+1. In your terminal, go to the `MyPyPiPackage` directory.
+1. Create a `setup.py` file:
+
+   ```shell
+   touch setup.py
+   ```
+
+   This file contains all the information about the package. For more information
+   about this file, see [creating setup.py](https://packaging.python.org/tutorials/packaging-projects/#creating-setup-py).
+   Because GitLab identifies packages based on
+   [Python normalized names (PEP-503)](https://www.python.org/dev/peps/pep-0503/#normalized-names),
+   ensure your package name meets these requirements. See the [installation section](#authenticate-with-a-ci-job-token)
+   for details.
+
+1. Open the `setup.py` file, and then add basic information:
+
+   ```python
+   import setuptools
+   
+   setuptools.setup(
+       name="mypypipackage",
+       version="0.0.1",
+       author="Example Author",
+       author_email="author@example.com",
+       description="A small example package",
+       packages=setuptools.find_packages(),
+       classifiers=[
+           "Programming Language :: Python :: 3",
+           "License :: OSI Approved :: MIT License",
+           "Operating System :: OS Independent",
+       ],
+       python_requires='>=3.6',
+   )
+   ```
+
+1. Save the file.
+1. Execute the setup:
+
+   ```shell
+   python3 setup.py sdist bdist_wheel
+   ```
+
+The output should be visible in a newly-created `dist` folder:
 
 ```shell
 ls dist
 ```
 
-And confirm your output matches the below:
+The output should appear similar to the following:
 
 ```plaintext
 mypypipackage-0.0.1-py3-none-any.whl mypypipackage-0.0.1.tar.gz
 ```
 
-The package is now all set up and is ready to be uploaded to the
-_GitLab PyPI Package Registry_. Before we do so, we next need to set up
-authentication.
+The package is now ready to be published to the Package Registry.
 
 ## Authenticate with the Package Registry
 
-### Authenticate with a personal access token
+Before you can publish to the Package Registry, you must authenticate.
+
+To do this, you can use:
 
-You need the following:
+- A [personal access token](../../../user/profile/personal_access_tokens.md)
+  with the scope set to `api`.
+- A [deploy token](./../../project/deploy_tokens/index.md) with the scope set to
+  `read_package_registry`, `write_package_registry`, or both.
+- A [CI job token](#authenticate-with-a-ci-job-token).
 
-- A personal access token. You can generate a
-  [personal access token](../../../user/profile/personal_access_tokens.md)
-  with the scope set to `api` for repository authentication.
-- A suitable name for your source.
-- Your project ID, which is found on the home page of your project.
+### Authenticate with a personal access token
 
-Edit your `~/.pypirc` file and add the following:
+To authenticate with a personal access token, edit the `~/.pypirc` file and add:
 
 ```ini
 [distutils]
@@ -167,22 +173,17 @@ index-servers =
     gitlab
 
 [gitlab]
-repository = https://gitlab.com/api/v4/projects/<project_id>/packages/pypi
+repository = https://gitlab.example.com/api/v4/projects/<project_id>/packages/pypi
 username = __token__
 password = <your personal access token>
 ```
 
-### Authenticate with a deploy token
-
-You need the following:
+- `username` must be `__token__` exactly.
+- Your project ID is on your project's home page.
 
-- A deploy token. You can generate a [deploy token](./../../project/deploy_tokens/index.md)
-  with the `read_package_registry` or `write_package_registry` scopes for
-  repository authentication.
-- A suitable name for your source.
-- Your project ID, which is found on the home page of your project.
+### Authenticate with a deploy token
 
-Edit your `~/.pypirc` file and add the following:
+To authenticate with a deploy token, edit your `~/.pypirc` file and add:
 
 ```ini
 [distutils]
@@ -190,22 +191,57 @@ index-servers =
     gitlab
 
 [gitlab]
-repository = https://gitlab.com/api/v4/projects/<project_id>/packages/pypi
+repository = https://gitlab.example.com/api/v4/projects/<project_id>/packages/pypi
 username = <deploy token username>
 password = <deploy token>
 ```
 
+Your project ID is on your project's home page.
+
+### Authenticate with a CI job token
+
+> [Introduced](https://gitlab.com/gitlab-org/gitlab/-/issues/202012) in GitLab 13.4.
+
+To work with PyPI commands within [GitLab CI/CD](./../../../ci/README.md), you
+can use `CI_JOB_TOKEN` instead of a personal access token or deploy token.
+
+For example:
+
+```yaml
+image: python:latest
+
+run:
+  script:
+    - pip install twine
+    - python setup.py sdist bdist_wheel
+    - TWINE_PASSWORD=${CI_JOB_TOKEN} TWINE_USERNAME=gitlab-ci-token python -m twine upload --repository-url https://gitlab.example.com/api/v4/projects/${CI_PROJECT_ID}/packages/pypi dist/*
+```
+
+You can also use `CI_JOB_TOKEN` in a `~/.pypirc` file that you check in to
+GitLab:
+
+```ini
+[distutils]
+index-servers =
+    gitlab
+
+[gitlab]
+repository = https://gitlab.example.com/api/v4/projects/${env.CI_PROJECT_ID}/packages/pypi
+username = gitlab-ci-token
+password = ${env.CI_JOB_TOKEN}
+```
+
 ## Publish a PyPI package
 
 When publishing packages, note that:
 
-- The maximum allowed size is 50 Megabytes.
+- The maximum allowed size is 50 MB.
 - You can't upload the same version of a package multiple times. If you try,
   you'll receive the error `Validation failed: File name has already been taken`.
 
 ### Ensure your version string is valid
 
-If your version string (for example, `0.0.1`) is invalid, it will be rejected.
+If your version string (for example, `0.0.1`) isn't valid, it will be rejected.
 GitLab uses the following regex to validate the version string.
 
 ```ruby
@@ -220,120 +256,86 @@ GitLab uses the following regex to validate the version string.
 )\z}xi
 ```
 
-You can experiment with the regex and try your version strings using this
+You can experiment with the regex and try your version strings by using this
 [regular expression editor](https://rubular.com/r/FKM6d07ouoDaFV).
 
-For more details about the regex used, review this [documentation](https://www.python.org/dev/peps/pep-0440/#appendix-b-parsing-version-strings-with-regular-expressions).
+For more details about the regex, review this [documentation](https://www.python.org/dev/peps/pep-0440/#appendix-b-parsing-version-strings-with-regular-expressions).
 
 ### Publish a PyPI package by using twine
 
-If you were following the steps on this page, the `MyPyPiPackage` package should
-be ready to be uploaded. Run the following command:
+To publish a PyPI package, run a command like:
 
 ```shell
 python3 -m twine upload --repository gitlab dist/*
 ```
 
-If successful, you should see the following:
+This message indicates that the package was published successfully:
 
 ```plaintext
-Uploading distributions to https://gitlab.com/api/v4/projects/<your_project_id>/packages/pypi
+Uploading distributions to https://gitlab.example.com/api/v4/projects/<your_project_id>/packages/pypi
 Uploading mypypipackage-0.0.1-py3-none-any.whl
 100%|███████████████████████████████████████████████████████████████████████████████████████████| 4.58k/4.58k [00:00<00:00, 10.9kB/s]
 Uploading mypypipackage-0.0.1.tar.gz
 100%|███████████████████████████████████████████████████████████████████████████████████████████| 4.24k/4.24k [00:00<00:00, 11.0kB/s]
 ```
 
-This indicates that the package was uploaded successfully. You can then navigate
-to your project's **Packages & Registries** page and see the uploaded packages.
+To view the published package, go to your project's **Packages & Registries**
+page.
 
-If you would rather not use a `.pypirc` file to define your repository source,
-you can upload to the repository with the authentication inline:
+If you didn't use a `.pypirc` file to define your repository source, you can
+publish to the repository with the authentication inline:
 
 ```shell
-TWINE_PASSWORD=<personal_access_token or deploy_token> TWINE_USERNAME=<username or deploy_token_username> python3 -m twine upload --repository-url https://gitlab.com/api/v4/projects/<project_id>/packages/pypi dist/*
+TWINE_PASSWORD=<personal_access_token or deploy_token> TWINE_USERNAME=<username or deploy_token_username> python3 -m twine upload --repository-url https://gitlab.example.com/api/v4/projects/<project_id>/packages/pypi dist/*
 ```
 
-If you didn't use the steps on this page, you need to ensure your package has
-been properly built, and that you [created a PyPI package with `setuptools`](https://packaging.python.org/tutorials/packaging-projects/).
+If you didn't follow the steps on this page, ensure your package was properly
+built, and that you [created a PyPI package with `setuptools`](https://packaging.python.org/tutorials/packaging-projects/).
 
-You can then upload your package using the following command:
+You can then upload your package by using the following command:
 
 ```shell
 python -m twine upload --repository <source_name> dist/<package_file>
 ```
 
-Where:
-
 - `<package_file>` is your package filename, ending in `.tar.gz` or `.whl`.
 - `<source_name>` is the [source name used during setup](#authenticate-with-the-package-registry).
 
-### Publish a PyPI package by using CI/CD
-
-> [Introduced](https://gitlab.com/gitlab-org/gitlab/-/issues/202012) in GitLab 13.4.
-
-To work with PyPI commands within [GitLab CI/CD](./../../../ci/README.md), you
-can use `CI_JOB_TOKEN` in place of the personal access token or deploy a token
-in your commands.
-
-For example:
-
-```yaml
-image: python:latest
-
-run:
-  script:
-    - pip install twine
-    - python setup.py sdist bdist_wheel
-    - TWINE_PASSWORD=${CI_JOB_TOKEN} TWINE_USERNAME=gitlab-ci-token python -m twine upload --repository-url https://gitlab.com/api/v4/projects/${CI_PROJECT_ID}/packages/pypi dist/*
-```
-
-You can also use `CI_JOB_TOKEN` in a `~/.pypirc` file that you check into GitLab:
-
-```ini
-[distutils]
-index-servers =
-    gitlab
-
-[gitlab]
-repository = https://gitlab.com/api/v4/projects/${env.CI_PROJECT_ID}/packages/pypi
-username = gitlab-ci-token
-password = ${env.CI_JOB_TOKEN}
-```
-
 ## Install a PyPI package
 
-Install the latest version of a package using the following command:
+To install the latest version of a package, use the following command:
 
 ```shell
-pip install --extra-index-url https://__token__:<personal_access_token>@gitlab.com/api/v4/projects/<project_id>/packages/pypi/simple --no-deps <package_name>
+pip install --extra-index-url https://__token__:<personal_access_token>@gitlab.example.com/api/v4/projects/<project_id>/packages/pypi/simple --no-deps <package_name>
 ```
 
-Where:
-
 - `<package_name>` is the package name.
 - `<personal_access_token>` is a personal access token with the `read_api` scope.
 - `<project_id>` is the project ID.
 
-If you were following the guide above and want to test installing the
-`MyPyPiPackage` package, you can run the following:
+If you were following the guide and want to install the
+`MyPyPiPackage` package, you can run:
 
 ```shell
-pip install mypypipackage --no-deps --extra-index-url https://__token__:<personal_access_token>@gitlab.com/api/v4/projects/<your_project_id>/packages/pypi/simple
+pip install mypypipackage --no-deps --extra-index-url https://__token__:<personal_access_token>@gitlab.example.com/api/v4/projects/<your_project_id>/packages/pypi/simple
 ```
 
-This should result in the following:
+This message indicates that the package was installed successfully:
 
 ```plaintext
-Looking in indexes: https://__token__:****@gitlab.com/api/v4/projects/<your_project_id>/packages/pypi/simple
+Looking in indexes: https://__token__:****@gitlab.example.com/api/v4/projects/<your_project_id>/packages/pypi/simple
 Collecting mypypipackage
-  Downloading https://gitlab.com/api/v4/projects/<your_project_id>/packages/pypi/files/d53334205552a355fee8ca35a164512ef7334f33d309e60240d57073ee4386e6/mypypipackage-0.0.1-py3-none-any.whl (1.6 kB)
+  Downloading https://gitlab.example.com/api/v4/projects/<your_project_id>/packages/pypi/files/d53334205552a355fee8ca35a164512ef7334f33d309e60240d57073ee4386e6/mypypipackage-0.0.1-py3-none-any.whl (1.6 kB)
 Installing collected packages: mypypipackage
 Successfully installed mypypipackage-0.0.1
 ```
 
-GitLab looks for packages using
-[Python normalized names (PEP-503)](https://www.python.org/dev/peps/pep-0503/#normalized-names),
-so the characters `-`, `_`, and `.` are all treated the same and repeated characters are removed.
+### Package names
+
+GitLab looks for packages that use
+[Python normalized names (PEP-503)](https://www.python.org/dev/peps/pep-0503/#normalized-names). 
+The characters `-`, `_`, and `.` are all treated the same, and repeated
+characters are removed.
+
 A `pip install` request for `my.package` looks for packages that match any of
 the three characters, such as `my-package`, `my_package`, and `my....package`.