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  1. # https://stackoverflow.com/q/56904257/1452488
  2.  
  3. import dis
  4.  
  5. code = """
  6. a = 1
  7. b = 2
  8.  
  9. b, a = a, b
  10. """
  11.  
  12. print(dis.dis(code))
Success #stdin #stdout 0.02s 30160KB
stdin
Standard input is empty
stdout
  2           0 LOAD_CONST               0 (1)
              3 STORE_NAME               0 (a)

  3           6 LOAD_CONST               1 (2)
              9 STORE_NAME               1 (b)

  5          12 LOAD_NAME                0 (a)
             15 LOAD_NAME                1 (b)
             18 ROT_TWO
             19 STORE_NAME               1 (b)
             22 STORE_NAME               0 (a)
             25 LOAD_CONST               2 (None)
             28 RETURN_VALUE
None