How to view the byte code instructions using the dis module
gd.py
print("Hello, World!")
Output
godarda@gd:~$ python3 gd.py
Hello, World!
godarda@gd:~$ python3 -m dis gd.py
0 0 RESUME 0
1 2 PUSH_NULL
4 LOAD_NAME 0 (print)
6 LOAD_CONST 0 ('Hello, World!')
8 CALL 1
16 POP_TOP
18 RETURN_CONST 1 (None)
godarda@gd:~$
How to view the byte code instructions using the dis module
gd.py
a,b=10,20 (a,b)=(b,a) print(a,b)
Output
godarda@gd:~$ python3 gd.py
20 10
godarda@gd:~$ python3 -m dis gd.py
0 0 RESUME 0
1 2 LOAD_CONST 0 ((10, 20))
4 UNPACK_SEQUENCE 2
8 STORE_NAME 0 (a)
10 STORE_NAME 1 (b)
2 12 LOAD_NAME 1 (b)
14 LOAD_NAME 0 (a)
16 SWAP 2
18 STORE_NAME 0 (a)
20 STORE_NAME 1 (b)
3 22 PUSH_NULL
24 LOAD_NAME 2 (print)
26 LOAD_NAME 0 (a)
28 LOAD_NAME 1 (b)
30 CALL 2
38 POP_TOP
40 RETURN_CONST 1 (None)
godarda@gd:~$
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