19015773527

Committed 02 Nov 2025 05:33PM UTC coverage: 17.872% (-62.4%) from 80.3%

Build # 19015773527

Build Type

Pull #22816

github

Committed by

web-flow

Commit Message

Merge a12d75757 into 6c024e162

Pull Request Pull Request #22816: Update Pants internal Python to 3.14

Run Details

4 of 5 new or added lines in 3 files covered. (80.0%)

28452 existing lines in 683 files now uncovered.

9831 of 55007 relevant lines covered (17.87%)

0.18 hits per line

Source File
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0.0

/src/python/pants/backend/python/dependency_inference/parse_python_dependencies.py

1	# Copyright 2020 Pants project contributors (see CONTRIBUTORS.md).
2	# Licensed under the Apache License, Version 2.0 (see LICENSE).
UNCOV 3	from __future__ import annotations	×
4
UNCOV 5	import logging	×
UNCOV 6	import os	×
UNCOV 7	from collections.abc import Iterable	×
UNCOV 8	from dataclasses import dataclass	×
9
UNCOV 10	from pants.backend.python.dependency_inference.subsystem import PythonInferSubsystem	×
UNCOV 11	from pants.backend.python.target_types import PythonSourceField	×
UNCOV 12	from pants.backend.python.util_rules.interpreter_constraints import InterpreterConstraints	×
UNCOV 13	from pants.core.util_rules.source_files import SourceFilesRequest	×
UNCOV 14	from pants.core.util_rules.stripped_source_files import strip_source_roots	×
UNCOV 15	from pants.engine.collection import DeduplicatedCollection	×
UNCOV 16	from pants.engine.fs import CreateDigest, Digest, FileContent	×
UNCOV 17	from pants.engine.internals.native_engine import NativeDependenciesRequest	×
UNCOV 18	from pants.engine.intrinsics import create_digest, parse_python_deps	×
UNCOV 19	from pants.engine.rules import collect_rules, implicitly, rule	×
UNCOV 20	from pants.util.frozendict import FrozenDict	×
UNCOV 21	from pants.util.logging import LogLevel	×
UNCOV 22	from pants.util.resources import read_resource	×
23
UNCOV 24	logger = logging.getLogger(__name__)	×
25
26
UNCOV 27	@dataclass(frozen=True, order=True)	×
UNCOV 28	class ParsedPythonImportInfo:	×
UNCOV 29	lineno: int	×
30	# An import is considered "weak" if we're unsure if a dependency will exist between the parsed
31	# file and the parsed import.
32	# Examples of "weak" imports include string imports (if enabled) or those inside a try block
33	# which has a handler catching ImportError.
UNCOV 34	weak: bool	×
35
36
UNCOV 37	class ParsedPythonImports(FrozenDict[str, ParsedPythonImportInfo]):	×
38	"""All the discovered imports from a Python source file mapped to the relevant info."""
39
40
UNCOV 41	class ParsedPythonAssetPaths(DeduplicatedCollection[str]):	×
42	"""All the discovered possible assets from a Python source file."""
43
44	# N.B. Don't set `sort_input`, as the input is already sorted
45
46
UNCOV 47	@dataclass(frozen=True)	×
UNCOV 48	class ParsedPythonDependencies:	×
UNCOV 49	imports: ParsedPythonImports	×
UNCOV 50	assets: ParsedPythonAssetPaths	×
51
52
UNCOV 53	@dataclass(frozen=True)	×
UNCOV 54	class ParsePythonDependenciesRequest:	×
UNCOV 55	source: PythonSourceField	×
UNCOV 56	interpreter_constraints: InterpreterConstraints	×
57
58
UNCOV 59	@dataclass(frozen=True)	×
UNCOV 60	class PythonDependencyVisitor:	×
61	"""Wraps a subclass of DependencyVisitorBase."""
62
UNCOV 63	digest: Digest # The file contents for the visitor	×
UNCOV 64	classname: str # The full classname, e.g., _my_custom_dep_parser.MyCustomVisitor	×
UNCOV 65	env: FrozenDict[str, str] # Set these env vars when invoking the visitor	×
66
67
UNCOV 68	@dataclass(frozen=True)	×
UNCOV 69	class ParserScript:	×
UNCOV 70	digest: Digest	×
UNCOV 71	env: FrozenDict[str, str]	×
72
73
UNCOV 74	_scripts_package = "pants.backend.python.dependency_inference.scripts"	×
75
76
UNCOV 77	async def get_scripts_digest(scripts_package: str, filenames: Iterable[str]) -> Digest:	×
78	scripts = [read_resource(scripts_package, filename) for filename in filenames]	×
79	assert all(script is not None for script in scripts)	×
80	path_prefix = scripts_package.replace(".", os.path.sep)	×
81	contents = [	×
82	FileContent(os.path.join(path_prefix, relpath), script)
83	for relpath, script in zip(filenames, scripts)
84	]
85
86	# Python 2 requires all the intermediate __init__.py to exist in the sandbox.
87	package = scripts_package	×
88	while package:	×
89	contents.append(	×
90	FileContent(
91	os.path.join(package.replace(".", os.path.sep), "__init__.py"),
92	read_resource(package, "__init__.py"),
93	)
94	)
95	package = package.rpartition(".")[0]	×
96
97	digest = await create_digest(CreateDigest(contents))	×
98	return digest	×
99
100
UNCOV 101	@rule(level=LogLevel.DEBUG)	×
UNCOV 102	async def parse_python_dependencies(	×
103	request: ParsePythonDependenciesRequest,
104	python_infer_subsystem: PythonInferSubsystem,
105	) -> ParsedPythonDependencies:
106	stripped_sources = await strip_source_roots(**implicitly(SourceFilesRequest([request.source])))	×
107	# We operate on PythonSourceField, which should be one file.
108	assert len(stripped_sources.snapshot.files) == 1	×
109
110	native_result = await parse_python_deps(	×
111	NativeDependenciesRequest(stripped_sources.snapshot.digest)
112	)
113	imports = dict(native_result.imports)	×
114	assets = set()	×
115
116	if python_infer_subsystem.string_imports or python_infer_subsystem.assets:	×
117	for string, line in native_result.string_candidates.items():	×
118	if (	×
119	python_infer_subsystem.string_imports
120	and string.count(".") >= python_infer_subsystem.string_imports_min_dots
121	and all(part.isidentifier() for part in string.split("."))
122	):
123	imports.setdefault(string, (line, True))	×
124	if (	×
125	python_infer_subsystem.assets
126	and string.count("/") >= python_infer_subsystem.assets_min_slashes
127	):
128	assets.add(string)	×
129
130	return ParsedPythonDependencies(	×
131	ParsedPythonImports(
132	(key, ParsedPythonImportInfo(*value)) for key, value in imports.items()
133	),
134	ParsedPythonAssetPaths(sorted(assets)),
135	)
136
137
UNCOV 138	def rules():	×
UNCOV 139	return [	×
140	*collect_rules(),
141	]

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