try and except python code example

Example 1: how to print error in try except python

try:
  # some code
except Exception as e:
	print("ERROR : "+str(e))

Example 2: throwing an exception python

raise Exception("message")

Example 3: python try catch

try:
  # Dangerous stuff
except ValueError:
  # If you use try, at least 1 except block is mandatory!
  # Handle it somehow / ignore
except (BadThingError, HorrbileThingError) as e:
  # Hande it differently
except:
  # This will catch every exception.
else:
  # Else block is not mandatory.
  # Dangerous stuff ended with no exception
finally:
  # Finally block is not mandatory.
  # This will ALWAYS happen after the above blocks.

Example 4: try except python

try:
  print("I will try to print this line of code")
except:
  print("I will print this line of code if an error is encountered")

Example 5: try catch python

try:
  print("try to run this block")
except:
  print("run this bock if there was error in earlier block")

Example 6: python try except

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])
    raise

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Java Example