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%)

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68.66

/src/python/pants/testutil/python_interpreter_selection.py

# Copyright 2019 Pants project contributors (see CONTRIBUTORS.md).
# Licensed under the Apache License, Version 2.0 (see LICENSE).

from __future__ import annotations

import os
import subprocess
from collections.abc import Iterable
from functools import lru_cache
from unittest import skipIf

import _pytest.mark.structures
import pytest

from pants.backend.python.util_rules.interpreter_constraints import InterpreterConstraints

PY_2 = "2"
PY_3 = "3"

PY_27 = "2.7"
PY_36 = "3.6"
PY_37 = "3.7"
PY_38 = "3.8"
PY_39 = "3.9"
PY_310 = "3.10"
PY_311 = "3.11"
PY_312 = "3.12"
PY_313 = "3.13"
PY_314 = "3.14"


def has_python_version(version):
    """Returns `True` if the current system has the specified version of python.

    :param string version: A python version string, such as 2.7, 3.
    """
    # TODO: Tests that skip unless a python interpreter is present often need the path to that
    # interpreter, and so end up calling python_interpreter_path again. Find a way to streamline this.
    return python_interpreter_path(version) is not None


@lru_cache
def python_interpreter_path(version):
    """Returns the interpreter path if the current system has the specified version of python.

    :param string version: A python version string, such as 2.7, 3.
    :returns: the normalized path to the interpreter binary if found; otherwise `None`
    :rtype: string
    """
    try:
        command = [f"python{version}", "-c", "import sys; print(sys.executable)"]
        py_path = subprocess.check_output(command).decode().strip()
        return os.path.realpath(py_path)
    except (subprocess.CalledProcessError, FileNotFoundError):
        return None


def skip_unless_all_pythons_present(*versions):
    """A decorator that only runs the decorated test method if all of the specified pythons are
    present.

    :param string *versions: Python version strings, such as 2.7, 3.
    """
    missing_versions = [v for v in versions if not has_python_version(v)]
    if len(missing_versions) == 1:
        return skipIf(True, f"Could not find python {missing_versions[0]} on system. Skipping.")
    elif len(missing_versions) > 1:
        return skipIf(
            True,
            "Skipping due to the following missing required pythons: {}".format(
                ", ".join(missing_versions)
            ),
        )
    else:
        return skipIf(False, "All required pythons present, continuing with test!")


def skip_unless_python27_present(func):
    """A test skip decorator that only runs a test method if python2.7 is present."""
    return skip_unless_all_pythons_present(PY_27)(func)


def skip_unless_python3_present(func):
    """A test skip decorator that only runs a test method if python3 is present."""
    return skip_unless_all_pythons_present(PY_3)(func)


def skip_unless_python36_present(func):
    """A test skip decorator that only runs a test method if python3.6 is present."""
    return skip_unless_all_pythons_present(PY_36)(func)


def skip_unless_python37_present(func):
    """A test skip decorator that only runs a test method if python3.7 is present."""
    return skip_unless_all_pythons_present(PY_37)(func)


def skip_unless_python38_present(func):
    """A test skip decorator that only runs a test method if python3.8 is present."""
    return skip_unless_all_pythons_present(PY_38)(func)


def skip_unless_python39_present(func):
    """A test skip decorator that only runs a test method if python3.9 is present."""
    return skip_unless_all_pythons_present(PY_39)(func)


def skip_unless_python310_present(func):
    """A test skip decorator that only runs a test method if python3.10 is present."""
    return skip_unless_all_pythons_present(PY_310)(func)


def skip_unless_python311_present(func):
    """A test skip decorator that only runs a test method if python3.11 is present."""
    return skip_unless_all_pythons_present(PY_311)(func)


def skip_unless_python310_and_python311_present(func):
    """A test skip decorator that only runs a test method if python3.8 and python3.9 are present."""
    return skip_unless_all_pythons_present(PY_310, PY_311)(func)


def skip_unless_python27_and_python3_present(func):
    """A test skip decorator that only runs a test method if python2.7 and python3 are present."""
    return skip_unless_all_pythons_present(PY_27, PY_3)(func)


def skip_unless_python27_and_python36_present(func):
    """A test skip decorator that only runs a test method if python2.7 and python3.6 are present."""
    return skip_unless_all_pythons_present(PY_27, PY_36)(func)


def skip_unless_python38_and_python39_present(func):
    """A test skip decorator that only runs a test method if python3.8 and python3.9 are present."""
    return skip_unless_all_pythons_present(PY_38, PY_39)(func)


def skip_unless_python37_and_python39_present(func):
    """A test skip decorator that only runs a test method if python3.7 and python3.9 are present."""
    return skip_unless_all_pythons_present(PY_37, PY_39)(func)


def all_major_minor_python_versions(
    constraints: Iterable[str],
) -> tuple[_pytest.mark.structures.ParameterSet, ...]:
    """All major.minor Python versions used by the interpreter constraints.

    This is intended to be used with `@pytest.mark.parametrize()` to run a test with every relevant
    Python interpreter.
    """
    versions = InterpreterConstraints(constraints).partition_into_major_minor_versions(
        # Please update this when new stable Python versions are released to CI.
        interpreter_universe=["2.7", "3.6", "3.7", "3.8", "3.9", "3.10", "3.11", "3.12", "3.13", "3.14"]
    )
    return tuple(
        pytest.param(
            version,
            marks=pytest.mark.skipif(
                not has_python_version(version),
                reason=f"Could not find python {version} on system. Skipping.",
            ),
        )
        for version in versions
    )

1	# Copyright 2019 Pants project contributors (see CONTRIBUTORS.md).
2	# Licensed under the Apache License, Version 2.0 (see LICENSE).
3
4	from __future__ import annotations	1✔
5
6	import os	1✔
7	import subprocess	1✔
8	from collections.abc import Iterable	1✔
9	from functools import lru_cache	1✔
10	from unittest import skipIf	1✔
11
12	import _pytest.mark.structures	1✔
13	import pytest	1✔
14
15	from pants.backend.python.util_rules.interpreter_constraints import InterpreterConstraints	1✔
16
17	PY_2 = "2"	1✔
18	PY_3 = "3"	1✔
19
20	PY_27 = "2.7"	1✔
21	PY_36 = "3.6"	1✔
22	PY_37 = "3.7"	1✔
23	PY_38 = "3.8"	1✔
24	PY_39 = "3.9"	1✔
25	PY_310 = "3.10"	1✔
26	PY_311 = "3.11"	1✔
27	PY_312 = "3.12"	1✔
28	PY_313 = "3.13"	1✔
29	PY_314 = "3.14"	1✔
30
31
32	def has_python_version(version):	1✔
33	"""Returns `True` if the current system has the specified version of python.
34
35	:param string version: A python version string, such as 2.7, 3.
36	"""
37	# TODO: Tests that skip unless a python interpreter is present often need the path to that
38	# interpreter, and so end up calling python_interpreter_path again. Find a way to streamline this.
39	return python_interpreter_path(version) is not None	1✔
40
41
42	@lru_cache	1✔
43	def python_interpreter_path(version):	1✔
44	"""Returns the interpreter path if the current system has the specified version of python.
45
46	:param string version: A python version string, such as 2.7, 3.
47	:returns: the normalized path to the interpreter binary if found; otherwise `None`
48	:rtype: string
49	"""
50	try:	1✔
51	command = [f"python{version}", "-c", "import sys; print(sys.executable)"]	1✔
52	py_path = subprocess.check_output(command).decode().strip()	1✔
53	return os.path.realpath(py_path)	1✔
UNCOV 54	except (subprocess.CalledProcessError, FileNotFoundError):	×
UNCOV 55	return None	×
56
57
58	def skip_unless_all_pythons_present(*versions):	1✔
59	"""A decorator that only runs the decorated test method if all of the specified pythons are
60	present.
61
62	:param string *versions: Python version strings, such as 2.7, 3.
63	"""
UNCOV 64	missing_versions = [v for v in versions if not has_python_version(v)]	×
UNCOV 65	if len(missing_versions) == 1:	×
UNCOV 66	return skipIf(True, f"Could not find python {missing_versions[0]} on system. Skipping.")	×
UNCOV 67	elif len(missing_versions) > 1:	×
68	return skipIf(	×
69	True,
70	"Skipping due to the following missing required pythons: {}".format(
71	", ".join(missing_versions)
72	),
73	)
74	else:
UNCOV 75	return skipIf(False, "All required pythons present, continuing with test!")	×
76
77
78	def skip_unless_python27_present(func):	1✔
79	"""A test skip decorator that only runs a test method if python2.7 is present."""
80	return skip_unless_all_pythons_present(PY_27)(func)	×
81
82
83	def skip_unless_python3_present(func):	1✔
84	"""A test skip decorator that only runs a test method if python3 is present."""
85	return skip_unless_all_pythons_present(PY_3)(func)	×
86
87
88	def skip_unless_python36_present(func):	1✔
89	"""A test skip decorator that only runs a test method if python3.6 is present."""
90	return skip_unless_all_pythons_present(PY_36)(func)	×
91
92
93	def skip_unless_python37_present(func):	1✔
94	"""A test skip decorator that only runs a test method if python3.7 is present."""
UNCOV 95	return skip_unless_all_pythons_present(PY_37)(func)	×
96
97
98	def skip_unless_python38_present(func):	1✔
99	"""A test skip decorator that only runs a test method if python3.8 is present."""
UNCOV 100	return skip_unless_all_pythons_present(PY_38)(func)	×
101
102
103	def skip_unless_python39_present(func):	1✔
104	"""A test skip decorator that only runs a test method if python3.9 is present."""
UNCOV 105	return skip_unless_all_pythons_present(PY_39)(func)	×
106
107
108	def skip_unless_python310_present(func):	1✔
109	"""A test skip decorator that only runs a test method if python3.10 is present."""
110	return skip_unless_all_pythons_present(PY_310)(func)	×
111
112
113	def skip_unless_python311_present(func):	1✔
114	"""A test skip decorator that only runs a test method if python3.11 is present."""
115	return skip_unless_all_pythons_present(PY_311)(func)	×
116
117
118	def skip_unless_python310_and_python311_present(func):	1✔
119	"""A test skip decorator that only runs a test method if python3.8 and python3.9 are present."""
UNCOV 120	return skip_unless_all_pythons_present(PY_310, PY_311)(func)	×
121
122
123	def skip_unless_python27_and_python3_present(func):	1✔
124	"""A test skip decorator that only runs a test method if python2.7 and python3 are present."""
125	return skip_unless_all_pythons_present(PY_27, PY_3)(func)	×
126
127
128	def skip_unless_python27_and_python36_present(func):	1✔
129	"""A test skip decorator that only runs a test method if python2.7 and python3.6 are present."""
130	return skip_unless_all_pythons_present(PY_27, PY_36)(func)	×
131
132
133	def skip_unless_python38_and_python39_present(func):	1✔
134	"""A test skip decorator that only runs a test method if python3.8 and python3.9 are present."""
UNCOV 135	return skip_unless_all_pythons_present(PY_38, PY_39)(func)	×
136
137
138	def skip_unless_python37_and_python39_present(func):	1✔
139	"""A test skip decorator that only runs a test method if python3.7 and python3.9 are present."""
140	return skip_unless_all_pythons_present(PY_37, PY_39)(func)	×
141
142
143	def all_major_minor_python_versions(	1✔
144	constraints: Iterable[str],
145	) -> tuple[_pytest.mark.structures.ParameterSet, ...]:
146	"""All major.minor Python versions used by the interpreter constraints.
147
148	This is intended to be used with `@pytest.mark.parametrize()` to run a test with every relevant
149	Python interpreter.
150	"""
151	versions = InterpreterConstraints(constraints).partition_into_major_minor_versions(	1✔
152	# Please update this when new stable Python versions are released to CI.
153	interpreter_universe=["2.7", "3.6", "3.7", "3.8", "3.9", "3.10", "3.11", "3.12", "3.13", "3.14"]
154	)
155	return tuple(	1✔
156	pytest.param(
157	version,
158	marks=pytest.mark.skipif(
159	not has_python_version(version),
160	reason=f"Could not find python {version} on system. Skipping.",
161	),
162	)
163	for version in versions
164	)

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