From f36b411029d8cfe3f3d9570765c89fa0761f2c46 Mon Sep 17 00:00:00 2001
From: Jacob Chapman <7908073+chapmanjacobd@users.noreply.github.com>
Date: Mon, 2 May 2022 17:22:35 -0500
Subject: [PATCH 1/3] feat: add --stats

---
 btrfs-snapshots-diff.py | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/btrfs-snapshots-diff.py b/btrfs-snapshots-diff.py
index 8cd1ce4..07e37cd 100755
--- a/btrfs-snapshots-diff.py
+++ b/btrfs-snapshots-diff.py
@@ -568,6 +568,9 @@ def main():
     parser.add_argument(
         '-j', '--json', action='store_true', help='JSON output (commands only)'
     )
+    parser.add_argument(
+        '--stats', action='store_true', help='Print simple statistics'
+    )
     parser.add_argument(
         '--pretty', action='store_true', help=argparse.SUPPRESS
     )
@@ -619,6 +622,14 @@ def main():
         exit(1)
     commands, paths = stream.decode(bogus=args.bogus)
 
+    if args.stats:
+        from collections import Counter
+
+        print('Commands:')
+        command_counts = Counter(list(map(lambda d: d["command"], commands)))
+        for key, count in command_counts.most_common():
+            print(f'{count}\t{key}')
+
     if args.by_path:
         print(f'Found a valid Btrfs stream header, version {stream.version}\n')
         print_by_paths(paths, commands, args.filter, args.csv)

From 901413c0a80850d091a3bff8d098c36c51a583cc Mon Sep 17 00:00:00 2001
From: Jacob Chapman <7908073+chapmanjacobd@users.noreply.github.com>
Date: Mon, 2 May 2022 17:33:30 -0500
Subject: [PATCH 2/3] exit afterwards

---
 btrfs-snapshots-diff.py | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/btrfs-snapshots-diff.py b/btrfs-snapshots-diff.py
index 07e37cd..d1ba78a 100755
--- a/btrfs-snapshots-diff.py
+++ b/btrfs-snapshots-diff.py
@@ -630,6 +630,8 @@ def main():
         for key, count in command_counts.most_common():
             print(f'{count}\t{key}')
 
+        exit(0)
+
     if args.by_path:
         print(f'Found a valid Btrfs stream header, version {stream.version}\n')
         print_by_paths(paths, commands, args.filter, args.csv)

From 33403751385e9839951194f563d16a4110350507 Mon Sep 17 00:00:00 2001
From: Jacob Chapman <7908073+chapmanjacobd@users.noreply.github.com>
Date: Tue, 15 Nov 2022 12:55:54 -0600
Subject: [PATCH 3/3] make it more pythonic

---
 btrfs-snapshots-diff.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/btrfs-snapshots-diff.py b/btrfs-snapshots-diff.py
index d1ba78a..2a9ff6a 100755
--- a/btrfs-snapshots-diff.py
+++ b/btrfs-snapshots-diff.py
@@ -626,7 +626,7 @@ def main():
         from collections import Counter
 
         print('Commands:')
-        command_counts = Counter(list(map(lambda d: d["command"], commands)))
+        command_counts = Counter(d["command"] for d in commands)
         for key, count in command_counts.most_common():
             print(f'{count}\t{key}')