#!/usr/bin/env python3
"""Data processor test script - simulates processing CSV files."""
import argparse
import os
import sys
def main():
parser = argparse.ArgumentParser(
description="Process CSV data files and generate reports"
)
parser.add_argument(
"--input-file",
required=True,
help="Path to input CSV file"
)
parser.add_argument(
"--output-dir",
required=True,
help="Directory to save processed output"
)
parser.add_argument(
"--format",
choices=["json", "csv", "xlsx"],
default="json",
help="Output format (default: json)"
)
parser.add_argument(
"--filter",
type=str,
help="Filter expression to apply"
)
parser.add_argument(
"--limit",
type=int,
help="Maximum number of rows to process"
)
parser.add_argument(
"--verbose",
action="store_true",
help="Enable verbose logging"
)
args = parser.parse_args()
# Validate input file exists
if not os.path.exists(args.input_file):
print(f"Error: Input file not found: {args.input_file}", file=sys.stderr)
return 1
# Create output directory if needed
os.makedirs(args.output_dir, exist_ok=True)
if args.verbose:
print(f"Processing file: {args.input_file}")
print(f"Output directory: {args.output_dir}")
print(f"Format: {args.format}")
# Simulate processing
print(f"Reading input file: {args.input_file}")
if args.filter:
print(f"Applying filter: {args.filter}")
rows_processed = args.limit if args.limit else 1000
print(f"Processed {rows_processed} rows")
output_file = os.path.join(args.output_dir, f"output.{args.format}")
print(f"Output saved to: {output_file}")
if args.verbose:
print("Processing complete!")
return 0
if __name__ == "__main__":
sys.exit(main())
