Add a script to remove paste, either from URL of from ID

setup.py

@@ -48,6 +48,7 @@ setup(
     entry_points = {
         'console_scripts': [
             'zerobin = zerobin.routes:main',
+            'remove_paste = zerobin.remove_paste:main',
        ]
     }
 

zerobin/remove_paste.py

@@ -0,0 +1,42 @@
+from zerobin.paste import Paste
+from clize import run
+import re
+
+paste_url = re.compile('/paste/(?P<paste_id>.*)#(?P<key>.*)')
+
+def unpack_paste(paste):
+    """Take either the ID or the URL of a paste, and return its ID"""
+
+    try_url = paste_url.search(paste)
+
+    if try_url:
+        return try_url.group('paste_id')
+    return paste
+
+
+def remove_paste(*paste_list, quiet:'q'=False):
+    """
+    Remove pastes, given its ID or its URL
+
+    paste_list: Liste of paste, given by ID or URL
+
+    quiet: Don't print anything
+    """
+
+    for paste_uuid in map(unpack_paste, paste_list):
+        try:
+            Paste.load(paste_uuid).delete()
+        
+        except ValueError:
+            if not quiet:
+                print('Paste {} doesn\'t exist'.format(paste_uuid))
+
+        else:
+            if not quiet:
+                print('Paste {} is removed'.format(paste_uuid))
+
+def main():
+    run(remove_paste)
+
+if __name__ == "__main__":
+    main()