pysnooper打印运行过程值

# with

import random

import pysnooper

def print_upper_mid_lower():
    lst = []
    for i in range(10):
        lst.append(random.randrange(1, 1000))

    with pysnooper.snoop():
        lower = min(lst)
        upper = max(lst)
        mid = (lower + upper) / 2
        print(lower, mid, upper)


if __name__ == '__main__':
    print_upper_mid_lower()

# 结果
D:\miniconda3\python.exe D://调试库pysnooper.py
252 598.0 944
Source path:... D://pysnooper.py
New var:....... lst = [295, 352, 493, 662, 887, 423, 385, 944, 252, 903]
New var:....... i = 9
10:09:42.334110 line        24         lower = min(lst)
New var:....... lower = 252
10:09:42.335114 line        25         upper = max(lst)
New var:....... upper = 944
10:09:42.335114 line        26         mid = (lower + upper) / 2
New var:....... mid = 598.0
10:09:42.335114 line        27         print(lower, mid, upper)
Elapsed time: 00:00:00.001004

Process finished with exit code 0

# 装饰器
import random

import pysnooper


@pysnooper.snoop()
def print_upper_mid_lower():
    lst = []
    for i in range(10):
        lst.append(random.randrange(1, 1000))

    lower = min(lst)
    upper = max(lst)
    mid = (lower + upper) / 2
    print(lower, mid, upper)

if __name__ == '__main__':
    print_upper_mid_lower()

# 结果
D:\miniconda3\python.exe D://调试库pysnooper.py
81 484.5 888
Source path:... D://pysnooper.py
10:13:36.684644 call         7 def print_upper_mid_lower():
10:13:36.685643 line         8     lst = []
New var:....... lst = []
10:13:36.685643 line         9     for i in range(10):
New var:....... i = 0
10:13:36.685643 line        10         lst.append(random.randrange(1, 1000))
Modified var:.. lst = [94]
10:13:36.685643 line         9     for i in range(10):
Modified var:.. i = 1
10:13:36.685643 line        10         lst.append(random.randrange(1, 1000))
Modified var:.. lst = [94, 204]
10:13:36.685643 line         9     for i in range(10):
Modified var:.. i = 2
10:13:36.685643 line        10         lst.append(random.randrange(1, 1000))
Modified var:.. lst = [94, 204, 81]
10:13:36.685643 line         9     for i in range(10):
Modified var:.. i = 3
10:13:36.685643 line        10         lst.append(random.randrange(1, 1000))
Modified var:.. lst = [94, 204, 81, 512]
10:13:36.685643 line         9     for i in range(10):
Modified var:.. i = 4
10:13:36.685643 line        10         lst.append(random.randrange(1, 1000))
Modified var:.. lst = [94, 204, 81, 512, 830]
10:13:36.685643 line         9     for i in range(10):
Modified var:.. i = 5
10:13:36.685643 line        10         lst.append(random.randrange(1, 1000))
Modified var:.. lst = [94, 204, 81, 512, 830, 677]
10:13:36.685643 line         9     for i in range(10):
Modified var:.. i = 6
10:13:36.685643 line        10         lst.append(random.randrange(1, 1000))
Modified var:.. lst = [94, 204, 81, 512, 830, 677, 888]
10:13:36.685643 line         9     for i in range(10):
Modified var:.. i = 7
10:13:36.685643 line        10         lst.append(random.randrange(1, 1000))
Modified var:.. lst = [94, 204, 81, 512, 830, 677, 888, 737]
10:13:36.685643 line         9     for i in range(10):
Modified var:.. i = 8
10:13:36.685643 line        10         lst.append(random.randrange(1, 1000))
Modified var:.. lst = [94, 204, 81, 512, 830, 677, 888, 737, 253]
10:13:36.685643 line         9     for i in range(10):
Modified var:.. i = 9
10:13:36.685643 line        10         lst.append(random.randrange(1, 1000))
Modified var:.. lst = [94, 204, 81, 512, 830, 677, 888, 737, 253, 224]
10:13:36.685643 line         9     for i in range(10):
10:13:36.685643 line        12     lower = min(lst)
New var:....... lower = 81
10:13:36.685643 line        13     upper = max(lst)
New var:....... upper = 888
10:13:36.686644 line        14     mid = (lower + upper) / 2
New var:....... mid = 484.5
10:13:36.686644 line        15     print(lower, mid, upper)
10:13:36.686644 return      15     print(lower, mid, upper)
Return value:.. None
Elapsed time: 00:00:00.002000

Process finished with exit code 0