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python regular expression replace
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| import re | |
| mystr="this is a complex string !@#$%^&*()-=+,.?:;'\\/\" with numbers 1234?" | |
| # note: raw string used with double quotes in re.sub | |
| out_str = re.sub(r"([ !@#$%^&*()\-=+,.?:;'/\\\"])", r'_', mystr) | |
| print(mystr) | |
| print(out_str) |
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