yoba = 20
# все работает
peka = 100 // yoba
print peka
peka2 = 100 // (100 // 0.yoba)
print peka2
eW9iYSA9IDIwCgojINCy0YHQtSDRgNCw0LHQvtGC0LDQtdGCCnBla2EgPSAxMDAgLy8geW9iYQpwcmludCBwZWthCgpwZWthMiA9IDEwMCAvLyAoMTAwIC8vIDAueW9iYSkKcHJpbnQgcGVrYTI=
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 7
peka2 = 100 // (100 // 0.yoba)
^
SyntaxError: invalid syntax