8000 Reduce the size of the build by not compiling stubgen by JukkaL · Pull Request #10107 · python/mypy · GitHub
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Reduce the size of the build by not compiling stubgen #10107

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Merged
merged 4 commits into from
Feb 19, 2021
Merged

Reduce the size of the build by not compiling stubgen #10107

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9ff2cd3
Reduce the size of the build by not compiling stubgen
JukkaL Feb 18, 2021
fc7e4f0
Empty commit to re-trigger builds
JukkaL Feb 18, 2021
4890b68
Don't inherit an interpreted class from a compiled class
JukkaL Feb 19, 2021
f3082e5
stubgen.py not supported since it inherits from compiled classes
JukkaL Feb 19, 2021
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14 changes: 11 additions & 3 deletions mypy/stubgen.py
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Original file line number Diff line number Diff line change
Expand Up @@ -192,18 +192,26 @@ def __init__(self,
self.export_less = export_less


class StubSource(BuildSource):
class StubSource:
"""A single source for stub: can be a Python or C module.

A simple extension of BuildSource that also carries the AST and
the value of __all__ detected at runtime.
"""
def __init__(self, module: str, path: Optional[str] = None,
runtime_all: Optional[List[str]] = None) -> None:
super().__init__(path, module, None)
self.source = BuildSource(path, module, None)
self.runtime_all = runtime_all
self.ast = None # type: Optional[MypyFile]

@property
def module(self) -> str:
return self.source.module

@property
def path(self) -> Optional[str]:
return self.source.path


# What was generated previously in the stub file. We keep track of these to generate
# nicely formatted output (add empty line between non-empty classes, for example).
Expand Down Expand Up @@ -1435,7 +1443,7 @@ def generate_asts_for_modules(py_modules: List[StubSource],
return
# Perform full semantic analysis of the source set.
try:
res = build(list(py_modules), mypy_options)
res = build([module.source for module in py_modules], mypy_options)
except CompileError as e:
raise SystemExit("Critical error during semantic analysis: {}".format(e)) from e

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5 changes: 4 additions & 1 deletion setup.py
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Expand Up @@ -99,8 +99,11 @@ def run(self):
# Also I think there would be problems with how we generate version.py.
'version.py',

# Can be removed once we drop support for Python 3.5.2 and lower.
# Skip these to reduce the size of the build
'stubtest.py',
'stubgenc.py',
'stubdoc.py',
'stubutil.py',
)) + (
# Don't want to grab this accidentally
os.path.join('mypyc', 'lib-rt', 'setup.py'),
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