import argparse

import os

def parse_file_paths(file_paths):

"""

Parses file paths from command line arguments for monitoring.

Args:

file_paths (list): A list of file paths provided as command-line arguments.

Returns:

dict: A dictionary where keys are file paths and values are dictionaries

containing metadata (e.g., absolute path, file size).

Returns an empty dictionary if no file paths are provided.

"""

if not file_paths:

return {} # Return empty dict if no file paths are given

parsed_files = {}

for file_path in file_paths:

try:

abs_path = os.path.abspath(file_path) # Get absolute path

file_size = os.path.getsize(abs_path) # Get file size

parsed_files[file_path] = {

"absolute_path": abs_path,

"file_size": file_size

}

except FileNotFoundError:

print(f"Error: File not found: {file_path}") #Handle file not found

parsed_files[file_path] = {

"error": "File not found"

}

except OSError as e:

print(f"Error accessing {file_path}: {e}") #Handle other OS errors

parsed_files[file_path] = {

"error": str(e)

}

return parsed_files

if __name__ == "__main__":

parser = argparse.ArgumentParser(description="Parse file paths for monitoring.")

parser.add_argument("files", nargs="+", help="List of file paths to monitor.")

args = parser.parse_args()

parsed_data = parse_file_paths(args.files)

#Example usage: Print parsed data

for file_path, data in parsed_data.items():

print(f"File: {file_path}")

if "error" in data:

print(f" Error: {data['error']}")

else:

print(f" Absolute Path: {data['absolute_path']}")

print(f" File Size: {data['file_size']} bytes")

print("-" * 20)