Add verbosity

gitown/gitown.py

@@ -18,7 +18,8 @@ def __init__(
         files,
         owners,
         ownership_threshold=DEFAULT_OWNERSHIP_THRESHOLD,
-        codeowners_filename=DEFAULT_CODEOWNERS_FILE
+        codeowners_filename=DEFAULT_CODEOWNERS_FILE,
+        verbose=False
     ):
         self.files = files,
         self.original_codeowner_data = {}
@@ -27,6 +28,7 @@ def __init__(
         self.owners = owners
         self.ownership_threshold = ownership_threshold
         self.codeowners_file = codeowners_filename
+        self.verbose = verbose
 
         with open(self.codeowners_file, newline='') as csvfile:
             reader = csv.reader(csvfile, delimiter=' ')
@@ -62,11 +64,15 @@ def update_file(self, updated_data):
                 csvfile.write("#\n")
                 csvfile.write("# Order is important. The last matching pattern has the most precedence.\n")
                 csvfile.write("\n")
+                csvfile.write("\n")
                 csvfile.write("# This file is also being managed automatically by the gitown tool.\n")
-                
+
                 writer = csv.writer(csvfile, delimiter=' ', lineterminator='\n')
                 for key, value in updated_data.items():
                     writer.writerow([key] + value)
+            if self.verbose:
+                print(f"updated data: {updated_data}")
+                print(f"original data: {self.original_codeowner_data}")
             self.updated = True
 
     def get_committer_line_frequency_percentage(self, committer_email, filename):
@@ -107,10 +113,12 @@ def main():
     parser.add_argument('filenames', nargs='+')
     parser.add_argument('--ownership_threshold')
     parser.add_argument('--codeowners_filename')
+    parser.add_argument('--verbose', '-v', action='count', default=0)
     args = parser.parse_args()
     files = args.filenames[0]
     ownership_threshold = int(args.ownership_threshold or DEFAULT_OWNERSHIP_THRESHOLD)
     codeowners_filename = args.codeowners_filename
+    verbose = bool(args.verbose)
 
     if len(files) == 0:
         parser.error('No filenames provided')
@@ -125,7 +133,8 @@ def main():
         files,
         owners,
         ownership_threshold=ownership_threshold,
-        codeowners_filename=codeowners_filename or DEFAULT_CODEOWNERS_FILE
+        codeowners_filename=codeowners_filename or DEFAULT_CODEOWNERS_FILE,
+        verbose=verbose
     )
     codeowners.main()