import ast print(ast.literal_eval('012'))
Standard input is empty
Standard output is empty
Traceback (most recent call last): File "./prog.py", line 3, in <module> File "/usr/lib/python3.4/ast.py", line 46, in literal_eval node_or_string = parse(node_or_string, mode='eval') File "/usr/lib/python3.4/ast.py", line 35, in parse return compile(source, filename, mode, PyCF_ONLY_AST) File "<unknown>", line 1 012 ^ SyntaxError: invalid token