E:\python\work>python -m pdb prime.py
> e:\python\work\prime.py(1)<module>()
->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)<module>()
->print(i)
(Pdb) n
101
> e:\python\work\prime.py(10)<module>()
->for i in range(100,110):
(Pdb) n
> e:\python\work\prime.py(11)<module>()
->if isprime(i):
(Pdb) n
> e:\python\work\prime.py(10)<module>()
->for i in range(100,110):
(Pdb) n
> e:\python\work\prime.py(11)<module>()
->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)
<string>(1)<module>()
> e:\python\work\prime.py(11)<module>()
->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, globals, locals)
<string>(1)<module>()
 e:\python\work\prime.py(11)<module>()
->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)<module>()