bpo-38870: Expose a function to unparse an ast object in the ast module#17302

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pablogsal merged 15 commits into

python:masterfrom

pablogsal:bpo-38870

Nov 24, 2019

Commits on Nov 20, 2019

bpo-38870: Expose a function to unparse an ast object in the ast module
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0a65c6a
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Update what's new
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1014fa8
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Fix typo in class name
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Commits on Nov 21, 2019

Use NodeVisitor instead of handmade dispatch() method in _Unparser
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make _Unparser.enter a context manager and remove leave
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Make INFSTR a private constant, add interleave as a method to _Unparser
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Modernize assert checks into ValueErrors, test that cases
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Remove IO-like object API for _Unparser, convert it to node-based API
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Add Batuhan Taskaya as a contributor to exposing unparse
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Commits on Nov 22, 2019

Modernize test_unparse with using sole pathlib instead of mixing os.path
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Instead of using super, call traverse in all items so in the future we can give preceding information for traverse
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test only Lib/ and Lib/test (some tests in lib2to3 is including py2)
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use ast.parse() for consistency in future tests
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Commits on Nov 24, 2019

Add formating, simplify the test file and cosmetic changes
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Rewrite some docstrings
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