1 # encoding: utf-8 2 3 # 列举布尔值是False的所有值 4 5 print("1. ", bool(0)) 6 print("2. ", bool(-0)) 7 print("3. ", bool(None)) 8 print("4. ", bool()) 9 print("5. ", bool(False)) 10 print("6. ", bool([])) 11 print("7. ", bool(())) 12 print("8. ", bool({})) 13 print("9. ", bool(0j)) 14 print("10. ", bool(0.0))