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"""
Display information about wheel files.
"""
from __future__ import annotations
import email.policy
import sys
from email.parser import BytesParser
from pathlib import Path
from ..wheelfile import WheelFile
def info(path: str, verbose: bool = False) -> None:
"""Display information about a wheel file.
:param path: The path to the wheel file
:param verbose: Show detailed file listing
"""
wheel_path = Path(path)
if not wheel_path.exists():
raise FileNotFoundError(f"Wheel file not found: {path}")
with WheelFile(path) as wf:
# Extract basic wheel information from filename
parsed = wf.parsed_filename
name = parsed.group("name")
version = parsed.group("ver")
build_tag = parsed.group("build")
print(f"Name: {name}")
print(f"Version: {version}")
if build_tag:
print(f"Build: {build_tag}")
# Read WHEEL metadata
try:
with wf.open(f"{wf.dist_info_path}/WHEEL") as wheel_file:
wheel_metadata = BytesParser(policy=email.policy.compat32).parse(
wheel_file
)
print(
f"Wheel-Version: {wheel_metadata.get('Wheel-Version', 'Unknown')}"
)
print(
f"Root-Is-Purelib: {wheel_metadata.get('Root-Is-Purelib', 'Unknown')}"
)
# Get all tags
tags = wheel_metadata.get_all("Tag", [])
if tags:
print("Tags:")
for tag in sorted(tags): # Sort tags for consistent output
print(f" {tag}")
generators = wheel_metadata.get_all("Generator", [])
for generator in generators:
print(f"Generator: {generator}")
except KeyError:
print("Warning: WHEEL metadata file not found", file=sys.stderr)
# Read package METADATA
try:
with wf.open(f"{wf.dist_info_path}/METADATA") as metadata_file:
pkg_metadata = BytesParser(policy=email.policy.compat32).parse(
metadata_file
)
summary = pkg_metadata.get("Summary", "")
if summary and summary != "UNKNOWN":
print(f"Summary: {summary}")
author = pkg_metadata.get("Author", "")
if author and author != "UNKNOWN":
print(f"Author: {author}")
author_email = pkg_metadata.get("Author-email")
if author_email and author_email != "UNKNOWN":
print(f"Author-email: {author_email}")
homepage = pkg_metadata.get("Home-page")
if homepage and homepage != "UNKNOWN":
print(f"Home-page: {homepage}")
license_info = pkg_metadata.get("License")
if license_info and license_info != "UNKNOWN":
print(f"License: {license_info}")
# Show classifiers
classifiers = pkg_metadata.get_all("Classifier", [])
if classifiers:
print("Classifiers:")
for classifier in sorted(
classifiers[:5]
): # Sort and limit to first 5
print(f" {classifier}")
if len(classifiers) > 5:
print(f" ... and {len(classifiers) - 5} more")
# Show dependencies
requires_dist = pkg_metadata.get_all("Requires-Dist", [])
if requires_dist:
print("Requires-Dist:")
for req in sorted(requires_dist): # Sort dependencies
print(f" {req}")
except KeyError:
print("Warning: METADATA file not found", file=sys.stderr)
# File information
file_count = len(wf.filelist)
total_size = sum(zinfo.file_size for zinfo in wf.filelist)
print(f"Files: {file_count}")
print(f"Size: {total_size:,} bytes")
# Show file listing if verbose
if verbose:
print("\nFile listing:")
for zinfo in wf.filelist:
size_str = f"{zinfo.file_size:,}" if zinfo.file_size > 0 else "0"
print(f" {zinfo.filename:60} {size_str:>10} bytes")