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import logging
import os.path
from typing import List, Optional
from pip._internal.cli.spinners import open_spinner
from pip._internal.utils.setuptools_build import make_setuptools_bdist_wheel_args
from pip._internal.utils.subprocess import (
LOG_DIVIDER,
call_subprocess,
format_command_args,
)
logger = logging.getLogger(__name__)
def format_command_result(
command_args: List[str],
command_output: str,
) -> str:
"""Format command information for logging."""
command_desc = format_command_args(command_args)
text = f"Command arguments: {command_desc}\n"
if not command_output:
text += "Command output: None"
elif logger.getEffectiveLevel() > logging.DEBUG:
text += "Command output: [use --verbose to show]"
else:
if not command_output.endswith("\n"):
command_output += "\n"
text += f"Command output:\n{command_output}{LOG_DIVIDER}"
return text
def get_legacy_build_wheel_path(
names: List[str],
temp_dir: str,
name: str,
command_args: List[str],
command_output: str,
) -> Optional[str]:
"""Return the path to the wheel in the temporary build directory."""
# Sort for determinism.
names = sorted(names)
if not names:
msg = ("Legacy build of wheel for {!r} created no files.\n").format(name)
msg += format_command_result(command_args, command_output)
logger.warning(msg)
return None
if len(names) > 1:
msg = (
"Legacy build of wheel for {!r} created more than one file.\n"
"Filenames (choosing first): {}\n"
).format(name, names)
msg += format_command_result(command_args, command_output)
logger.warning(msg)
return os.path.join(temp_dir, names[0])
def build_wheel_legacy(
name: str,
setup_py_path: str,
source_dir: str,
global_options: List[str],
build_options: List[str],
tempd: str,
) -> Optional[str]:
"""Build one unpacked package using the "legacy" build process.
Returns path to wheel if successfully built. Otherwise, returns None.
"""
wheel_args = make_setuptools_bdist_wheel_args(
setup_py_path,
global_options=global_options,
build_options=build_options,
destination_dir=tempd,
)
spin_message = f"Building wheel for {name} (setup.py)"
with open_spinner(spin_message) as spinner:
logger.debug("Destination directory: %s", tempd)
try:
output = call_subprocess(
wheel_args,
cwd=source_dir,
spinner=spinner,
)
except Exception:
spinner.finish("error")
logger.error("Failed building wheel for %s", name)
return None
names = os.listdir(tempd)
wheel_path = get_legacy_build_wheel_path(
names=names,
temp_dir=tempd,
name=name,
command_args=wheel_args,
command_output=output,
)
return wheel_path