updated readme, added git tag script

Author: mjhea0

22_git_tag.py

@@ -0,0 +1,14 @@
+importsubprocess
+importsys
+
+
+iflen(sys.argv) ==3:
+tag=sys.argv[1]
+commit=sys.argv[2]
+command='git tag -a{0}{1} -m "{2}"'.format(tag, commit, tag)
+output=subprocess.check_output(command, shell=True).decode('utf-8')
+subprocess.call(command, shell=True)
+subprocess.call('git push --tags', shell=True)
+else:
+print'usage: tag.py TAG_NAME COMMIT'
+sys.exit(1)

readme.md

@@ -19,4 +19,6 @@
 1.**17_rewrite_git_history.md**: Backdating/Rewriting Git history (use at your own risk)
 1.**18_zipper.py**: Zip contents of a directory, adding a timestamp to the filename
 1.**19_tsv-to-csv.py**: Convert TSV to CSV
-1.**20_restore_file_from_git.py**: Restore file from Git History
+1.**20_restore_file_from_git.py**: Restore file from Git History
+1.**21_twitter_bot.py**: Twitter Bot
+1.**22_git_tag.py**: Create Git Tag based on a commit