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mongodb/site_scons/mongo/pip_requirements.py
Juan Gu 2513cc511b SERVER-94076 Remove unused imports via Ruff rule (#27337)
GitOrigin-RevId: 8923cc14f276be93355d763cb88c04bdb4dd9000
2024-10-04 01:43:13 +00:00

92 lines
3.1 KiB
Python

# -*- mode: python; -*-
# Try to keep this modules imports minimum and only
# import python standard modules, because this module
# should be used for finding such external modules or
# missing dependencies.
import sys
import subprocess
import re
class MissingRequirements(Exception):
"""Raised when when verify_requirements() detects missing requirements."""
pass
def verify_requirements(silent: bool = False, executable=sys.executable):
"""Check if the modules in a pip requirements file are installed.
This allows for a more friendly user message with guidance on how to
resolve the missing dependencies.
Args:
requirements_file: path to a pip requirements file.
silent: True if the function should print.
Raises:
MissingRequirements if any requirements are missing
"""
def verbose(*args, **kwargs):
if not silent:
print(*args, **kwargs)
def raiseSuggestion(ex, pip_pkg):
raise MissingRequirements(
f"{ex}\n" f"Try running:\n" f" {executable} -m pip install {pip_pkg}"
) from ex
# Import poetry. If this fails then we know the next function will fail.
# This is so the user will have an easier time diagnosing the problem
try:
import poetry # noqa: F401
except ModuleNotFoundError as ex:
raiseSuggestion(ex, "'poetry==1.8.3'")
verbose("Checking required python packages...")
try:
poetry_dry_run_proc = subprocess.run(
[executable, "-m", "poetry", "install", "--no-root", "--sync", "--dry-run"],
check=True,
text=True,
capture_output=True,
errors="backslashreplace",
)
except subprocess.CalledProcessError as exc:
print("ERROR: poetry packages verification failed.")
print(exc.stdout)
print(exc.stderr)
raise MissingRequirements(
f"Detected one or more packages are out of date. "
f"Try running:\n"
f" buildscripts/poetry_sync.sh -p '{executable}'\n"
)
# String match should look like the following
# Package operations: 2 installs, 3 updates, 0 removals, 165 skipped
match = re.search(
r"Package operations: (\d+) \w+, (\d+) \w+, (\d+) \w+, (\d+) \w+",
poetry_dry_run_proc.stdout,
)
verbose("Requirements list:")
verbose(poetry_dry_run_proc.stdout)
installs = int(match[1])
updates = int(match[2])
removals = int(match[3])
if (
updates == 1
and sys.platform == "win32"
and "Updating pywin32" in poetry_dry_run_proc.stdout
):
# We have no idea why pywin32 thinks it needs to be updated
# We could use some more investigation into this
verbose(
"Windows detected a single update to pywin32 which is known to be buggy. Continuing."
)
elif installs + updates + removals > 0:
raise MissingRequirements(
f"Detected one or more packages are out of date. "
f"Try running:\n"
f" buildscripts/poetry_sync.sh -p '{executable}'\n"
)