python--pdb

pdb 常用命令

命令             解释

break 或 b 设置断点       设置断点

continue 或 c        继续执行程序

list 或 l           查看当前行的代码段

step 或 s          进入函数

return 或 r           执行代码直到从当前函数返回

exit 或 q           中止并退出

next 或 n          执行下一行 pp 打印变量的值

help            帮助

(Pdb) s
--Call--
> c:\users\wuchan4x\desktop\eilinge\unit_tests_dump\pbd_test02.py(3)pdb_test()
-> def pdb_test(arg):
(Pdb) l
  1   import pdb
  2   
  3  -> def pdb_test(arg):
  4       pdb.set_trace()
  5       for i in range(arg):
  6           print(i)
  7       return arg
[EOF]
(Pdb) b 6
Breakpoint 1 at c:\users\wuchan4x\desktop\eilinge\unit_tests_dump\pbd_test02.py:6
(Pdb) b 3
Breakpoint 2 at c:\users\wuchan4x\desktop\eilinge\unit_tests_dump\pbd_test02.py:3
(Pdb) b
Num Type         Disp Enb   Where
1   breakpoint   keep yes   at c:\users\wuchan4x\desktop\eilinge\unit_tests_dump\pbd_test02.py:6
2   breakpoint   keep yes   at c:\users\wuchan4x\desktop\eilinge\unit_tests_dump\pbd_test02.py:3
(Pdb) c
> c:\users\wuchan4x\desktop\eilinge\unit_tests_dump\pbd_test02.py(5)pdb_test()
-> for i in range(arg):
(Pdb) l
  1   import pdb
  2   
  3   def pdb_test(arg):
  4       pdb.set_trace()
  5  ->     for i in range(arg):
  6           print(i)
  7       return arg
[EOF]
(Pdb) n
> c:\users\wuchan4x\desktop\eilinge\unit_tests_dump\pbd_test02.py(6)pdb_test()
-> print(i)
(Pdb)
0
> c:\users\wuchan4x\desktop\eilinge\unit_tests_dump\pbd_test02.py(5)pdb_test()
-> for i in range(arg):
(Pdb) 
*** SyntaxError: invalid syntax (<stdin>, line 1)
(Pdb)
*** SyntaxError: invalid syntax (<stdin>, line 1)
(Pdb) n
> c:\users\wuchan4x\desktop\eilinge\unit_tests_dump\pbd_test02.py(6)pdb_test()
-> print(i)
(Pdb)
1
> c:\users\wuchan4x\desktop\eilinge\unit_tests_dump\pbd_test02.py(5)pdb_test()
-> for i in range(arg):
(Pdb) n
> c:\users\wuchan4x\desktop\eilinge\unit_tests_dump\pbd_test02.py(6)pdb_test()
-> print(i)
(Pdb)
2
> c:\users\wuchan4x\desktop\eilinge\unit_tests_dump\pbd_test02.py(5)pdb_test()
-> for i in range(arg):
(Pdb) l
  1   import pdb
  2   
  3   def pdb_test(arg):
  4       pdb.set_trace()
  5  ->     for i in range(arg):
  6           print(i)
  7       return arg
[EOF]
(Pdb) a
arg = 5
(Pdb) p i
2
(Pdb) s
> c:\users\wuchan4x\desktop\eilinge\unit_tests_dump\pbd_test02.py(6)pdb_test()
-> print(i)
(Pdb) b
(Pdb) l
  1   import pdb
  2   
  3   def pdb_test(arg):
  4       pdb.set_trace()
  5       for i in range(arg):
  6  ->         print(i)
  7       return arg
[EOF]
(Pdb) b 5
Breakpoint 3 at c:\users\wuchan4x\desktop\eilinge\unit_tests_dump\pbd_test02.py:5
(Pdb) condition 2 i==3
(Pdb) b
Num Type         Disp Enb   Where
1   breakpoint   keep yes   at c:\users\wuchan4x\desktop\eilinge\unit_tests_dump\pbd_test02.py:6
2   breakpoint   keep yes   at c:\users\wuchan4x\desktop\eilinge\unit_tests_dump\pbd_test02.py:3
 stop only if i==3
3   breakpoint   keep yes   at c:\users\wuchan4x\desktop\eilinge\unit_tests_dump\pbd_test02.py:5
(Pdb) a
arg = 5

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转载自www.cnblogs.com/eilinge/p/9239143.html
pdb