Adds progression for commit loop + short CLI result

- Now their is a progression (in absolute commit number iterated) for
  main commit loop
- If no --group-by given and --no-details given the CLI output is simpler

git_oh.py

@@ -8,6 +8,7 @@ import datetime
 import shutil
 import sys
 import tempfile
+import time
 import warnings
 
 import git
@@ -22,7 +23,12 @@ def main():
     repo = TempRemoteRepo(args.url, silent=args.silent)
 
     commit_stats = {}
-    for commit in repo:
+    last_progress = time.time()
+    for i, commit in enumerate(repo):
+        if not args.silent and time.time() - last_progress > 0.1:
+            last_progress = time.time()
+            print(f"Processing commit {f'#{i}':5s}", end="\r",
+                    file=sys.stderr)
         commit_datetime = commit.authored_datetime
         if args.from_date is not None and \
                 args.from_date > commit_datetime.date():
@@ -46,7 +52,10 @@ def main():
         return
 
     if args.csv_output is None:
-        print(result_cli(commit_stats, args.details))
+        if args.group_by or args.details:
+            print(result_cli(commit_stats, args.details))
+        else:
+            print(short_result_cli(commit_stats))
     else:
         result_csv(commit_stats, args.csv_output)
         args.csv_output.close()
@@ -244,6 +253,7 @@ def result_csv(commit_stats, ofd=sys.stdout):
                         for kval, val in values.items()})
         writer.writerow(row)
 
+
 def result_cli(commit_stats, details=True):
     """ Format stats for cli output
 
@@ -251,7 +261,7 @@ def result_cli(commit_stats, details=True):
     - commit_stats : A dict with author as key and stats as values (
         see commit_by_author() )
 
-    Returns a string representing an ascii array with precentage of commits
+    Returns a string representing an ascii array with percentage of commits
     off office hours.
     """
 
@@ -274,7 +284,7 @@ def result_cli(commit_stats, details=True):
     hsep += "\n"
 
     if details:
-        header = f"| Author |"
+        header = "| Author |"
         header += f"{'% off':>{author_width - len('Author |') - 2}s} |"
         for key in all_keys:
             header += f"{key:>{stat_width-1}s} |"
@@ -310,6 +320,23 @@ def result_cli(commit_stats, details=True):
 
     return result
 
+
+def short_result_cli(commit_stats):
+    """ Format stats for cli output when no grouping
+
+    Arguments :
+    - commit_stats : A dict with author as key and stats as values (
+        see commit_by_author() )
+
+    Returns a printable string of author and their details about
+    commits off office hours.
+    """
+    return '\n'.join([f"{author.name:>20s} : \
+{stat['all']['off_oh']/stat['all']['total']*100:5.1f}% \
+( {stat['all']['off_oh']:4d}/{stat['all']['total']:<5d} off)"
+                      for author, stat in commit_stats.items()])
+
+
 def valid_day(value):
     """ Take a locale dayname and convert it to a day number