[py] Update API docs - include nightly release and other minor fixes

[cgoldberg]

User description

💥 What does this PR do?

This PR updates index.rst in the Python API docs (which is also our package README):

• include instructions for installing nightly development version
• remove outdated mentions of tools (black, flake8, isort)
• minor formatting

🔄 Types of changes

• Cleanup (formatting, renaming)

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PR Type

Documentation

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Description

• Add nightly development release installation instructions

• Remove outdated tool references (black, flake8, isort)

• Improve formatting and text clarity

• Update contributing guidelines

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Diagram Walkthrough

flowchart LR
  A["Python API docs"] --> B["Add nightly install"]
  A --> C["Remove outdated tools"]
  A --> D["Format improvements"]
  A --> E["Update contributing"]

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File Walkthrough

	Relevant files
Documentation	index.rst Update Python documentation with nightly install                  py/docs/source/index.rst Add nightly development release installation instructions Remove references to outdated tools (black, flake8, isort) Improve text formatting and line breaks Update contributing section with cleaner instructions +27/-20

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[qodo-merge-pro]

PR Reviewer Guide 🔍

Here are some key observations to aid the review process:

⏱️ Estimated effort to review: 2 🔵🔵⚪⚪⚪

🧪 No relevant tests

🔒 No security concerns identified

⚡ Recommended focus areas for review Nightly URL The nightly development release installation command uses test.pypi.org which may not be the intended source for nightly builds. Verify this is the correct URL for Selenium nightly releases. pip install -U --index-url https://test.pypi.org/simple/ --extra-index-url https://pypi.org/simple/ selenium

[qodo-merge-pro]

PR Code Suggestions ✨

Explore these optional code suggestions:

Category	Suggestion	Impact
General	Add warning for nightly releases The nightly installation command may fail if the package doesn't exist on test.pypi.org or has dependency conflicts. Consider adding a warning about potential instability and fallback instructions. py/docs/source/index.rst [56-58] -Nightly development release:: +Nightly development release (unstable, for testing only):: pip install -U --index-url https://test.pypi.org/simple/ --extra-index-url https://pypi.org/simple/ selenium +.. warning:: + Nightly releases are unstable and may contain bugs. Use only for testing purposes. + Apply / Chat Suggestion importance[1-10]: 6 __ Why: The suggestion correctly points out that nightly releases can be unstable and proposes adding a warning, which is a good practice for managing user expectations and improving documentation clarity.	Low
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