R3
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R3
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py3
from dis import dis
code1 = """
from os import system
system("ls")"""
code2 = """
import os
os.system("ls")"""
dis(code1)
print('\n'*3)
dis(code2)
2 0 LOAD_CONST 0 (0)
3 LOAD_CONST 1 (('system',))
6 IMPORT_NAME 0 (os)
9 IMPORT_FROM 1 (system)
12 STORE_NAME 1 (system)
15 POP_TOP
3 16 LOAD_NAME 1 (system)
19 LOAD_CONST 2 ('ls')
22 CALL_FUNCTION 1 (1 positional, 0 keyword pair)
25 POP_TOP
26 LOAD_CONST 3 (None)
29 RETURN_VALUE
2 0 LOAD_CONST 0 (0)
3 LOAD_CONST 1 (None)
6 IMPORT_NAME 0 (os)
9 STORE_NAME 0 (os)
3 12 LOAD_NAME 0 (os)
15 LOAD_ATTR 1 (system)
18 LOAD_CONST 2 ('ls')
21 CALL_FUNCTION 1 (1 positional, 0 keyword pair)
24 POP_TOP
25 LOAD_CONST 1 (None)
28 RETURN_VALUE
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R3
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R3
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