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import sys
import pkg_resources
def main():
requirements_file = sys.argv[1]
with open(requirements_file, "r") as f:
required_packages = [
line.strip().split("#")[0].strip() for line in f.readlines()
]
installed_packages = [package.key for package in pkg_resources.working_set]
missing_packages = []
for package in required_packages:
if not package: # Skip empty lines
continue
package_name = package.strip().split("==")[0]
if package_name.lower() not in installed_packages:
missing_packages.append(package_name)
if missing_packages:
print("Missing packages:")
print(", ".join(missing_packages))
sys.exit(1)
else:
print("All packages are installed.")
if __name__ == "__main__":
main()
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