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[英]Removing everything except letters and spaces from string in Python3.3
[英]Python: Remove everything except letters and whitespaces from string
我有这段代码,但坚持正则表达式:
text = "Itsa lovely day!!! Shabba🎶"
regex = ur''# put it there
result = re.sub(regex, u'', text, flags=re.UNICODE)
assert result != "Itsa lovely day Shabba"
我尝试过这样的事情:
ur'[\W^[\s]]+'
及其变体。
有人可以提供正确的正则表达式吗?
您也可以不用regex来简单地做到这一点:
text = "Itsa lovely day!!! Shabba🎶"
result = "".join(x for x in text if x.isalpha() or x.isspace())
您可以简单地做到这一点:
import re
text = "Itsa lovely day!!! Shabba🎶"
result = re.sub(r'[^a-zA-Z\s]', u'', text, flags=re.UNICODE)
print result
如果您还想允许数字,请执行以下操作:
result = re.sub(r'[^a-zA-Z\d\s]', u'', text, flags=re.UNICODE)
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