added prune module

src/restic/prune.py

@@ -0,0 +1,33 @@
+import logging
+import re
+import subprocess
+
+from restic.console import console, logger
+
+
+def main(dry_run: bool = False):
+    cmd = ['restic', 'prune']
+    if dry_run:
+        cmd.append('-n')
+    logger.debug(f'Running cmd [bright_black]{" ".join(cmd)}[/]')
+
+    with console.status('Pruning...'):
+        result = subprocess.run(cmd, capture_output=True, text=True)
+
+    if m := re.search(r'total prune:\s+(.*?)$', result.stdout, re.MULTILINE):
+        pruned_data = m.group(1).split(' / ')[1]
+        logger.info(f'Pruned {pruned_data}')
+
+    if m := re.search(r'remaining:\s+(.*?)$', result.stdout, re.MULTILINE):
+        remaining = m.group(1).split(' / ')[1]
+        logger.info(f'{remaining} remaining')
+
+
+if __name__ == '__main__':
+    from rich.logging import RichHandler
+
+    logging.basicConfig(
+        level='DEBUG', format='%(message)s', handlers=[RichHandler(markup=True, console=console)]
+    )
+
+    main()