python的pdb调试命令的命令整理及实例
一、命令整理
pdb调试命令
完整命令
简写命令
描述
args
a
打印当前函数的参数
break
b
设置断点
clear
cl
清除断点
condition
无
设置条件断点
continue
c或者cont
继续运行，知道遇到断点或者脚本结束
disable
无
禁用断点
enable
无
启用断点
help
h
查看pdb帮助
ignore
无
忽略断点
jump
j
跳转到指定行数运行
list
l
列出脚本清单
next
n
执行下条语句，遇到函数不进入其内部
p
p
打印变量值，也可以用print
quit
q
退出 pdb
return
r
一直运行到函数返回
tbreak
无
设置临时断点，断点只中断一次
step
s
执行下一条语句，遇到函数进入其内部
where
w
查看所在的位置
!
无
在pdb中执行语句
二 pdb实例
E:\python\work>python -m pdb prime.py
> e:\python\work\prime.py(1)()
->import math
(Pdb) list
1->import math
2def isprime(i):
3for t in range(2,int(math.sqrt(i))+1):
4if i % t ==0:
5return0
6else:
7return1
8
9print('100到110之间的素数为：')
10for i in range(100,110):
11if isprime(i):
(Pdb) l 12,15
12print(i)
13
14
15
(Pdb) b 12
Breakpoint1 at e:\python\work\prime.py:12
(Pdb) b 7
Breakpoint2 at e:\python\work\prime.py:7
(Pdb) c
100到110之间的素数为：
> e:\python\work\prime.py(7)isprime()
->return1
(Pdb) c
> e:\python\work\prime.py(12)()
->print(i)
(Pdb) n
101
> e:\python\work\prime.py(10)()
->for i in range(100,110):
(Pdb) n
> e:\python\work\prime.py(11)()
->if isprime(i):
(Pdb) n
> e:\python\work\prime.py(10)()
->for i in range(100,110):
(Pdb) n
> e:\python\work\prime.py(11)()
->if isprime(i):
(Pdb)print i
***SyntaxError:Missing parentheses in call to 'print'
(Pdb) p i
103
(Pdb) where
d:\python36\lib\bdb.py(431)run()
->exec(cmd,globals,locals)
(1)()
> e:\python\work\prime.py(11)()
->if isprime(i):
(Pdb)break
NumTypeDispEnbWhere
1 breakpoint keep yes at e:\python\work\prime.py:12
breakpoint already hit 1 time
2 breakpoint keep yes at e:\python\work\prime.py:7
breakpoint already hit 1 time
(Pdb) disable 1
Disabled breakpoint 1 at e:\python\work\prime.py:12
(Pdb)break
NumTypeDispEnbWhere
1 breakpoint keep no at e:\python\work\prime.py:12
breakpoint already hit 1 time
2 breakpoint keep yes at e:\python\work\prime.py:7
breakpoint already hit 1 time
(Pdb) n
> e:\python\work\prime.py(7)isprime()
->return1
(Pdb) where
d:\python36\lib\bdb.py(431)run()
->exec(cmd,locals)
(1)()
e:\python\work\prime.py(11)()
->if isprime(i):
> e:\python\work\prime.py(7)isprime()
->return1
(Pdb) cl
Clear all breaks? y
Deleted breakpoint 1 at e:\python\work\prime.py:12
Deleted breakpoint 2 at e:\python\work\prime.py:7
(Pdb)break
(Pdb) c
103
105
107
109
The program finished and will be restarted
> e:\python\work\prime.py(1)()
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