def clean():
    global Tweets_df
    global Follow_df
    global User_df
    _object_blocks['tweet'].clear()
    _object_blocks['following'].clear()
    _object_blocks['followers'].clear()
    _object_blocks['user'].clear()
    Tweets_df = None
    Follow_df = None
    User_df = None
def clean():
    global Tweets_df
    global Follow_df
    global User_df
    _object_blocks['tweet'].clear()
    _object_blocks['following'].clear()
    _object_blocks['followers'].clear()
    _object_blocks['user'].clear()
    Tweets_df = None
    Follow_df = None
    User_df = None