Add and update scripts, finished Sumter

shp-to-geojson.py

@@ -1,5 +1,75 @@
 import geopandas
-df = geopandas.read_file('original data/Sumter/RoadCenterlines_041125.shp.zip')
-df = df.to_crs(4326) # Convert to WGS 84
-exploded = df.explode()
-exploded.to_file('original data/Sumter/RoadCenterlines_041125.geojson', driver='GeoJSON')
+import sys
+import os
+from pathlib import Path
+
+
+def convert_shapefile_to_geojson(
+    input_shapefile, 
+    output_geojson, 
+    target_crs=4326 # Convert to WGS 84
+):
+    """
+    Main conversion function
+    
+    Args:
+        input_shapefile: Path to input shapefile
+        output_geojson: Path to output GeoJSON file
+        target_crs: Target coordinate reference system
+    """
+    try:
+        # Read shapefile
+        print(f"Reading shapefile: {input_shapefile}")
+        df = geopandas.read_file(input_shapefile)
+        print(f"Converting to CRS {target_crs}")
+        df = df.to_crs(target_crs)
+        exploded = df.explode()
+        exploded.to_file(output_geojson, driver='GeoJSON')
+    except Exception as e:
+        print(f"Error during conversion: {str(e)}")
+        sys.exit(1)
+
+def main():
+    """
+    Main function to handle command line arguments
+    """
+    import argparse
+    
+    parser = argparse.ArgumentParser(
+        description='Convert shapefile to GeoJSON'
+    )
+    parser.add_argument(
+        'input_shapefile', 
+        help='Path to input shapefile'
+    )
+    parser.add_argument(
+        'output_geojson', 
+        help='Path to output GeoJSON file'
+    )
+    parser.add_argument(
+        '--target-crs', 
+        default='4326',
+        help='Target coordinate reference system (default: 4326)'
+    )
+    
+    args = parser.parse_args()
+    
+    # Validate input file
+    if not os.path.exists(args.input_shapefile):
+        print(f"Error: Input shapefile '{args.input_shapefile}' not found")
+        sys.exit(1)
+    
+    # Create output directory if it doesn't exist
+    output_dir = Path(args.output_geojson).parent
+    output_dir.mkdir(parents=True, exist_ok=True)
+    
+    # Run conversion
+    convert_shapefile_to_geojson(
+        args.input_shapefile,
+        args.output_geojson,
+        args.target_crs
+    )
+
+if __name__ == "__main__":
+    import pandas as pd
+    main()