x = 1 # global variabledef a(): x = 25 print "nlocal x in a is", x, "after entering a" x += 1 print "local x in a is", x, "before exiting a"def b(): global x print "nglobal x is", x, "on entering b" x *= 10 print "global x is", x, "on exiting b"print "global x is", xx = 7print "global x is", xa()b()a()b()print "nglobal x is", x
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