Merge pull request #90 from dongweiming/cleanup_branch

Add cleanup_branch.py

Author: halfcrazy

tools/cleanup_branch.py

@@ -0,0 +1,25 @@
+# coding=utf-8
+import sys
+from subprocess import check_output, call
+
+
+def main(date):
+    output = check_output('git branch|grep -v master', shell=True)
+    for branch in output.split('\n'):
+        branch = branch.strip()
+        if '*' in branch:
+            continue
+        p = check_output(
+            'git log --since="{0}" -s {1}'.format(date, branch), shell=True)
+        if not p:
+            call('git branch -D {}'.format(branch), shell=True)
+            call('git push --delete --no-verify origin {}'.format(branch),
+                 shell=True)
+
+
+if __name__ == '__main__':
+    if len(sys.argv) != 2:
+        date_ = '2.weeks'
+    else:
+        date_ = sys.argv[1]
+    main(date_)