python爬虫文本过滤去除表情符号代码

import re

def filter_emoji(text):
    emoji_pattern = re.compile("["
        u"\U0001F600-\U0001F64F"  # emoticons
        u"\U0001F300-\U0001F5FF"  # symbols & pictographs
        u"\U0001F680-\U0001F6FF"  # transport & map symbols
        u"\U0001F1E0-\U0001F1FF"  # flags (iOS)
                           "]+", flags=re.UNICODE)
    return emoji_pattern.sub(r'', text)

# 示例：
text = "Hello, this is a 【假装我是个表情】 smiley face"
filtered_text = filter_emoji(text)
print(filtered_text)  # "Hello, this is a  smiley face"