Added copy script for hourly SEVIRI files

AshDetection/copy_hourly.py

+#!/usr/bin/env python3
+"""
+Copy the SEVIRI files at whole hours to a subdirectory
+
+"""
+
+import os
+import argparse
+import glob
+import shutil
+
+
+# Source/destination directories and matching glob patterns
+SOURCE_DEST_DIRS = {
+    "/viper/nadir/nvap/IcelandEurope_1088_0088_1537x494/" :
+    ["/viper/nadir/nvap/IcelandEurope_1088_0088_1537x494/HOURLY",
+     "*00_flat.nc"],
+    "/viper/nadir/nvap/IcelandEurope_1088_0088_1537x494/SEVIRI-CLOUDS/" :
+    ["/viper/nadir/nvap/IcelandEurope_1088_0088_1537x494/HOURLY/SEVIRI-CLOUDS/",
+     "*0000_reg2d.nc"]
+}
+
+
+
+def copy_files(dry_run=False):
+    """
+    Copy files
+
+    """
+
+    for d_key, v_val in SOURCE_DEST_DIRS.items():
+        source_files = glob.glob(os.path.join(d_key, v_val[1]))
+        dest_files = [os.path.join(v_val[0], os.path.basename(f)) for f in source_files]
+
+        if dry_run:
+            # Print some of the files that would be copied
+            print("Copying files from \n", source_files[:10], "to\n", dest_files[:10])
+
+    if not dry_run:
+        for src, dest in zip(source_files, dest_files):
+            try:
+                shutil.copyfile(src, dest)
+            except Exception as e_err:
+                # Things that can go wrong: no write permission,
+                # file has been deleted in the meantime etc.
+                print("ERROR: Failed to copy file {} to {}\n{}".format(src, dest, e_err))
+
+
+
+if __name__ == "__main__":
+
+    parser = argparse.ArgumentParser(prog="copy_hourly",
+                                     description=("Copy SEVIRI files."),
+                                     formatter_class=argparse.ArgumentDefaultsHelpFormatter)
+
+    parser.add_argument('-r', '--run_copy',
+                        dest='run_copy',
+                        help="Run the copying script",
+                        action='store_true',
+                        default=False)
+
+    parser.add_argument('-d', '--dry_run',
+                        dest='dry_run',
+                        help="Run the copying script but only show the files that would be copied",
+                        action='store_true',
+                        default=False)
+
+    args = parser.parse_args()
+
+    if args.run_copy:
+        copy_files(dry_run=args.dry_run)
+    else:
+        print("\nNothing to do, here is some help:\n")
+        parser.print_help()