Add tool to list all bags below a certain directory

mmd_tools/mmdListBags.py

+#!/usr/bin/env python3
+
+import argparse
+import bagit
+import pathlib
+import sys
+
+
+def main():
+    parser = argparse.ArgumentParser(
+        description="Find and display all bagit files below a certain folder.")
+    parser.add_argument("folder",
+                        help="The folder under which bags are searched.")
+    parser.add_argument("-o", "--outputfile", help="Output file")
+    parser.add_argument("-s", "--showempty", help="Show empty values",
+                        action='store_true')
+    args = parser.parse_args()
+
+    if args.outputfile is None:
+        outputfile = sys.stdout
+    else:
+        outputfile = open(args.outputfile, "w")
+
+    try:
+        folder = pathlib.Path(args.folder)
+        file_list = folder.glob("**/bag-info.txt")
+
+        for file in file_list:
+            bag = bagit.Bag(str(file.parent))
+            outputfile.write("Folder: {} \n".format(str(file.parent)))
+            for k, v in bag.info.items():
+                if v != "" or args.showempty:
+                    outputfile.write(f"  {k}: {v}\n")
+            outputfile.write("\n")
+    finally:
+        outputfile.close()
+
+
+if __name__ == "__main__":
+    main()

setup.cfg

@@ -28,3 +28,4 @@ console_scripts =
     mmdShow = mmd_tools.mmdShow:main
     mmdLoad = mmd_tools.mmdLoad:main
     mmd2bagit = mmd_tools.mmd2bagit:main
+    mmdListBags = mmd_tools.mmdListBags:main