Fix ruff check issues and apply ruff format.

[richardkiss]

There should be no semantic changes here, just formatting. And renaming one variable because ruff check doesn't like l (l) as a variable name. And with this sans-serif font here, we see why: it looks like a one.

[Copilot]

Pull Request Overview

This PR applies formatting changes and fixes identified by ruff, improving consistency across the codebase. Key changes include:

• Adjusting whitespace and line breaks in test files and core modules.
• Standardizing string literal quoting (switching from single to double quotes) and hexadecimal literal casing.
• Reformating error messages and tuple unpacking for improved clarity.

Reviewed Changes

Copilot reviewed 12 out of 12 changed files in this pull request and generated no comments.

Show a summary per file

File	Description
tests/to_sexp_test.py	Removed extraneous blank lines and reformatted assertions.
tests/serialize_test.py	Standardized byte-string quotes and adjusted multi-line print formatting.
tests/run_program_test.py	Updated hex literal case and removed unnecessary blank lines.
tests/operators_test.py	Reformatted lambda expressions and standardized quotes.
tests/cmds_test.py	Reformatted the entry_points call for clarity.
clvm/run_program.py	Removed blank lines and added a trailing comma.
clvm/operators.py	Improved import grouping and simplified protocol definitions.
clvm/more_ops.py	Reformatted error raises and clarified tuple unpacking.
clvm/as_python.py	Reformatted union type definitions for clarity.
clvm/SExp.py	Reformatted union type and added spacing for readability.
clvm/CLVMObject.py	Reformatted ValueError message to a multi-line format.

[coveralls-official]

Pull Request Test Coverage Report for Build 14229065199

Details

• 18 of 19 (94.74%) changed or added relevant lines in 4 files are covered.
• No unchanged relevant lines lost coverage.
• Overall coverage increased (+0.01%) to 94.142%

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Changes Missing Coverage	Covered Lines	Changed/Added Lines	%
clvm/CLVMObject.py	0	1	0.0%

Totals
Change from base Build 14228689936:	0.01%
Covered Lines:	1203
Relevant Lines:	1258

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💛 - Coveralls