当我在 linux 上执行 python 脚本并中断进程时,它给了我“最近一次调用”:
Traceback (most recent call last):
File "clustermptest.py", line 38, in <module>
if sequences[i][x:x+3]==CAI[cailength][1]:
KeyboardInterrupt
有没有办法查看最后一次调用是什么,即脚本仍在运行/不停止脚本时当前正在处理的行?
您可以使用winpdb附加到正在运行的程序,并允许您在不同点中断、检查和恢复它。
或者,您可以定义一个信号处理程序,尽管这可能不是一个完全可靠的解决方案,尤其是在您使用线程时:
import signal
import traceback
def sigint_handler(signal, frame):
# ctrl-c generates SIGINT
traceback.print_stack()
print('-'*80)
def foo():
total = 0
for i in range(10**8):
total += i
return total
if __name__=='__main__':
signal.signal(signal.SIGINT, sigint_handler)
print(foo())
运行,并在不同的时刻test.py
按下会产生:C-c
C-c C-c File "/home/unutbu/pybin/test.py", line 20, in <module>
print(foo())
File "/home/unutbu/pybin/test.py", line 14, in foo
for i in range(10**8):
File "/home/unutbu/pybin/test.py", line 9, in sigint_handler
traceback.print_stack()
--------------------------------------------------------------------------------
C-c C-c File "/home/unutbu/pybin/test.py", line 20, in <module>
print(foo())
File "/home/unutbu/pybin/test.py", line 15, in foo
total += i
File "/home/unutbu/pybin/test.py", line 9, in sigint_handler
traceback.print_stack()
--------------------------------------------------------------------------------
4999999950000000
参考: