import argparse

import datetime

import os

def create_date_environment(args):

"""

Creates a directory with date-based naming conventions and a sample date file.

"""

try:

# Validate date range

if args.start_date > args.end_date:

raise ValueError("Start date must be before end date.")

# Create directory name

date_str = args.start_date.strftime("%Y%m%d")

dir_name = f"date_env_{date_str}"

dir_path = os.path.join(".", dir_name) # Current directory

# Create directory if it doesn't exist

if not os.path.exists(dir_path):

os.makedirs(dir_path)

print(f"Created directory: {dir_path}")

else:

print(f"Directory already exists: {dir_path}")

# Create sample date file

file_path = os.path.join(dir_path, "sample_date.txt")

with open(file_path, "w") as f:

f.write(f"This is a sample date file for {args.start_date.strftime('%Y-%m-%d')}.")

print(f"Created sample date file: {file_path}")

except ValueError as e:

print(f"Error: {e}")

except Exception as e:

print(f"An unexpected error occurred: {e}")

if __name__ == "__main__":

parser = argparse.ArgumentParser(description="Create a date-based environment.")

parser.add_argument("start_date", help="Start date in YYYY-MM-DD format")

parser.add_argument("end_date", help="End date in YYYY-MM-DD format")

args = parser.parse_args()

create_date_environment(args)