import base64
def safe_base64_decode(s): b = len(s)%4 if b!=0: return base64.b64decode(s+b'='*(len(s)%4)) else: return base64.b64decode(s) assert b'abcd' == safe_base64_decode(b'YWJjZA=='), safe_base64_decode('YWJjZA==') assert b'abcd' == safe_base64_decode(b'YWJjZA'), safe_base64_decode('YWJjZA') print('Pass')
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林林1292
import base64
def safe_base64_decode(s): b = len(s)%4 if b!=0: return base64.b64decode(s+b'='*(len(s)%4)) else: return base64.b64decode(s) assert b'abcd' == safe_base64_decode(b'YWJjZA=='), safe_base64_decode('YWJjZA==') assert b'abcd' == safe_base64_decode(b'YWJjZA'), safe_base64_decode('YWJjZA') print('Pass')