🌐 [translation-sync] Fix broken raw GitHub URLs for CSV data files

[mmcky]

Automated Translation Sync

This PR contains automated translations from QuantEcon/lecture-python-programming.

Source PR

#491 - Fix broken raw GitHub URLs for CSV data files

Files Updated

• ✏️ lectures/pandas.md
• ✏️ .translate/state/pandas.md.yml
• ✏️ lectures/python_advanced_features.md
• ✏️ .translate/state/python_advanced_features.md.yml

Details

• Source Language: en
• Target Language: zh-cn
• Model: claude-sonnet-4-6

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This PR was created automatically by the translation action.

[github-actions]

✅ Translation Quality Review

Verdict: PASS | Model: claude-sonnet-4-6 | Date: 2026-04-09

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📝 Translation Quality

Criterion	Score
Accuracy	9/10
Fluency	9/10
Terminology	9/10
Formatting	9/10
Overall	9/10

Summary: The translation is of high quality across both lecture documents. Accuracy, fluency, and terminology are all strong, with correct use of established Chinese technical vocabulary. The main issue found is that the Overview section of the 'More Language Features' lecture still references '类型提示' (type hints) in its topic summary, even though the Type hints sections were deleted in this PR — this creates an inconsistency between the overview and the actual content. All formatting and MyST directives are correctly preserved. Minor issues include a fullwidth comma in a mathematical notation context and untranslated code docstrings in the exercise block. The translation accurately preserves all technical content across both the Pandas and More Language Features lectures, including precise descriptions of iterators, decorators, descriptors, generators, and the * /** operators. Terminology is consistent and correct throughout, with proper use of established Chinese terms such as '迭代器' (iterator), '可迭代对象' (iterable), '生成器' (generator), '装饰器' (decorator), '描述符' (descriptor), and '解包' (unpacking). All MyST/Markdown formatting is well-preserved, including code blocks, exercise/solution directives, index directives, math notation, and cross-references. The fluency is high throughout — sentences read naturally in Chinese academic register, with appropriate connective phrasing and paragraph flow. The DataFrames section table headers and descriptions are accurately translated, and the nuanced explanations of pandas operations (apply, map, where, loc, iloc) are rendered clearly and correctly.

Suggestions:

• Overview (python_advanced_features): '本讲涵盖了多种主题，包括迭代器、类型提示、装饰器和描述符，以及生成器。' → Since the Type hints sections were DELETED in this PR, this overview line still mentions '类型提示' which now refers to deleted content. The translation should match the updated English source: 'A variety of topics are treated in the lecture, including iterators, decorators and descriptors, and generators.' → '本讲涵盖了多种主题，包括迭代器、装饰器和描述符，以及生成器。'

• Iterators in For Loops: 'iterator.next()' contains three underscores on each side (next) in the translation, matching the source. This is a typo in the original English source (should be next), but the translation faithfully reproduces it — acceptable as-is, though worth noting.

• Advantages of Iterators: '假设我们想对二项分布（n，0.5）进行采样。' — The parentheses use Chinese fullwidth comma '，' inside what appears to be a mathematical notation context. Should use standard notation: '假设我们想对二项分布(n, 0.5)进行采样。' to match the English 'binomial(n,0.5)' notation style.

• Exercises (paf_ex1): The code block docstring comments are left in English ('A generator function for CSV files', 'When called with...', 'put your code here'). While code comments are sometimes kept in English, the surrounding translated context suggests these could be translated for consistency with the localization approach used elsewhere in the document.

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🔍 Diff Quality

Check	Status
Scope Correct	✅
Position Correct	✅
Structure Preserved	✅
Heading-map Correct	✅
Overall	10/10

Summary: Both target files correctly reflect the source changes: the URL update in pandas.md and the URL update plus heading/content changes in python_advanced_features.md, with translation metadata preserved unchanged.

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This review was generated automatically by action-translation review mode.

[Copilot]

Pull request overview

Updates zh-cn lecture content to fix raw GitHub URLs that reference CSV data files in the upstream QuantEcon source repo, aligning links with the current branch/path layout used by the lecture build assets.

Changes:

• Updated raw GitHub URL in pandas.md example read_csv(...) call to point at main/lectures/_static/....
• Updated raw GitHub URL in python_advanced_features.md exercise prompt to point at main/lectures/_static/....
• Refreshed translation sync state metadata (source SHA, sync date, mode, tool version).

Reviewed changes

Copilot reviewed 4 out of 4 changed files in this pull request and generated no comments.

File	Description
lectures/python_advanced_features.md	Fixes the linked CSV raw URL used by the exercise.
lectures/pandas.md	Fixes the raw URL used in the pd.read_csv(...) example.
.translate/state/python_advanced_features.md.yml	Updates translation sync bookkeeping metadata.
.translate/state/pandas.md.yml	Updates translation sync bookkeeping metadata.

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[mmcky]

Review Summary

Scope: Minimal — 10 lines changed across 4 files. Fixes broken raw GitHub URLs for CSV data files in pandas.md and python_advanced_features.md, plus sync-state metadata updates.

Note: This PR supersedes #12 (now closed), which synced the same upstream PR #491 but had a heading-map quality issue (7.5/10). This re-run scores 10/10 on diff quality.

Automated Translation Quality Review: PASS — 9/10 overall
Copilot Code Review: 0 comments (no issues found)

Assessment: ⚠️ Conditional Merge — one content inconsistency to check

#	Issue	Severity	Details
1	Overview still mentions 类型提示 (type hints)	Medium	The Type hints sections were deleted in this PR, but the overview paragraph still references them. Should read 本讲涵盖了多种主题，包括迭代器、装饰器和描述符，以及生成器。 (without 类型提示). This was also flagged in PR #12.

Non-blocking suggestions

• Fullwidth comma in math notation: 二项分布（n，0.5） → 二项分布(n, 0.5)
• Exercise code docstrings left in English (acceptable but noted for consistency)

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@HumphreyYang — could you please review this PR and add any additional comments you may have?