exceptionhandlingpython.txt

try:  
    a = 10/0
    print (a)
except ArithmeticError:  
        print ("Arithmetic exception raised." )
else:  
    print ("Success.")


try:
    a=10
    b=20
    assert a==b, "Value mismatch"
except AssertionError as e:
    print(e)


ry:
    print ('Press Return or Ctrl+C:')
    ignore = input()
except KeyboardInterrupt:
    print ('Caught KeyboardInterrupt')
else:
    print ('No exception')



try:
    a=int(5)
    b=str
    c=a+b
except TypeError:
    print ('Caught TypeError Exception')
else:
    print ('No exception')




try:
    print(int('a'))
except ValueError:
    print ('Caught ValueError Exception')
else:
    print ('No exception')



Total_Marks = int(input("Enter Total Marks Scored: "))
Num_of_Sections = int(input("Enter Num of Sections: "))
Average = 0
try:
    Average = int(Total_Marks/Num_of_Sections)
except ZeroDivisionError:
    print("There has to be atleast 1 or more than 1 sections.")
print("Average marks scored per section is: ",Average)



try:
    fp = open('myfile.txt')
    line = f.readline()
    i = int(s.strip())
except (IOError,ValueError) as e:
    print ("Please check the file,either the file is read-only or the data can't be converted to an integer.",e.errno)
except:        #Note the use of except here,without any exception class, this can be used to handle all exception classes.
    print ("Unexpected error")


try:
   fh = open("test", "w")
   try:
      fh.write("Test file!!")
   finally:
      print ("Closing the file")
      fh.close()
except IOError:
   print ("Error: File not found or is read-only" )





class UnAcceptedValueError(Exception):   
    def __init__(self, data):    
        self.data = data
    def __str__(self):
        return repr(self.data)

Total_Marks = int(input("Enter Total Marks Scored: "))
try:
    Num_of_Sections = int(input("Enter Num of Sections: "))
    if(Num_of_Sections < 1):
        raise UnAcceptedValueError("Number of Sections can't be less than 1")
except UnAcceptedValueError as e:
    print ("Received error:", e.data)