feat(python): add common user input #1252

Job	Run time
build (javascript/express)	2m 8s
build (javascript/hapi)	14s
build (javascript/lang)	3m 16s
build (javascript/node)	26s
build (javascript/react)	25s
build (javascript/third_parties)	1m 54s
build (ruby/lang)	4m 7s
build (ruby/rails)	1m 39s
build (ruby/third_parties)	3m 25s
build (java/lang)	3m 2s
build (java/spring)	16s
build (java/android)	16s
build (java/third_parties)	31s
build (php/lang)	4m 58s
build (php/symfony)	53s
build (php/third_parties)	1m 8s
build (python/lang)	30s
build (go/lang)	1m 1s
build (go/gosec)	2m 10s
build (go/gorilla)	15s
build (go/third_parties)	45s
	33m 19s

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