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import re s = 'Python, #Java@ !C ^&CPP 100 (*)PHP.' pattern = r'[^A-Za-z0-9]+' s = re.sub(pattern, '', s) print(s) ''' run: PythonJavaCCPP100PHP '''
s = 'Python, #Java@ !C ^&CPP 100 (*)PHP.' s = ''.join(ch for ch in s if ch.isalnum()) print(s) ''' run: PythonJavaCCPP100PHP '''
s = 'Python, #Java@ !C ^&CPP 100 (*)PHP.' s = ''.join(filter(str.isalnum, s)) print(s) ''' run: PythonJavaCCPP100PHP '''