AI代码解释 importsystry:f=open('ShowMeAI.txt')s=f.readline()i=int(s.strip())exceptOSErroraserr:print("系统错误: {0}".format(err))exceptValueError:print("无法转换为整型")except:print("未知错误:",sys.exc_info()[0])raise (2)try-except-else try/except语句还有一个可选的else子句,如果...
你可以使用这种方法打印一个错误信息,然后再次把异常抛出。 importsys try: f=open('myfile.txt') s=f.readline() i=int(s.strip()) exceptOSErroraserr: print("OS error: {0}".format(err)) exceptValueError: print("Could not convert data to an integer.") except: print("Unexpected error:",s...
def find_product_price(products, product_id): for id, price in products: if id == product_id: return price return None products = [ (143121312, 100), (432314553, 30), (32421912367, 150) ] print('The price of product 432314553 is {}'.format(find_product_price(products, 432314553)))...
你可以使用这种方法打印一个错误信息,然后再次把异常抛出。 importsystry:f=open('myfile.txt')s=f.readline()i=int(s.strip())exceptOSErroraserr:print("OS error: {0}".format(err))exceptValueError:print("Could not convert data to an integer.")except:print("Unexpected error:",sys.exc_info()...
import sys try: f = open('myfile.txt') s = f.readline() i = int(s.strip()) except OSError as err: print("OS error: {0}".format(err)) except ValueError: print("Could not convert data to an integer.") except: print("Unexpected error:", sys.exc_info()[0]) ...
import _tkinter # If this fails your Python may not be configured for Tk ImportError: No module named _tkinter Python的版本信息如下: >>> import sys >>> sys.version '2.7 (r27:82500, Oct 11 2011, 13:51:21) \n[GCC 4.1.2 20080704 (Red Hat 4.1.2-50)]' ...
[:port] # http://hostname[:port] # 2) Do not add a trailing slash at the end of file server path. FILE_SERVER = 'sftp://sftpuser:Pwd123@10.1.3.2' # Remote file paths: # 1) The path may include directory name and file name. # 2) If file name is not specified, indicate ...
import pickleobj = [{'id':1, 'name':'Stuffy'},{'id':2, 'name': 'Fluffy'}]with open('file.p', 'wb') as f:pickle.dump(obj, f)withopen('file.p', 'rb') as f:loaded_obj =pickle.load(f)print(loaded_obj)#=> [{'id': 1, 'name': 'Stuffy'}, {'id': 2, 'name': ...
11/tkinter/__init__.py", line 38, in <module> import _tkinter # If this fails your ...
import random while 1: s=int(random.randint(1,3)) if s==1: ind="石头" elif s==2: ind="剪刀" elif s==3: ind="布" m=input('输入石头,剪刀,布,输入end结束游戏:') blist=['石头','剪刀','布'] if(m not in blist) and (m!='end'): print("输入错误,重试:") elif(m=='...