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  1. def y(x):
  2. if x==0:
  3. return 17
  4. else:
  5. return y=(x-1)+4
  6. print y(-2)
  7.  
Compilation error #stdin compilation error #stdout 0s 0KB
stdin
Standard input is empty
compilation info
Traceback (most recent call last):
  File "<string>", line 1, in <module>
  File "/usr/lib/python2.7/py_compile.py", line 117, in compile
    raise py_exc
py_compile.PyCompileError:   File "prog.py", line 5
    return y=(x-1)+4
            ^
SyntaxError: invalid syntax

stdout
Standard output is empty