def GetPostId(self):
    if self.id.text:
      return self.post_id_pattern.match(self.id.text).group(4)
    return None
Extracts the postID string from the entry's Atom id.
dataset/ETHPy150Open acil-bwh/SlicerCIP/Scripted/attic/PicasaSnap/gdata/blogger/__init__.py/BlogPostEntry.GetPostId