Notes

argu
def temp_convert(var):
try:
return int(var)
except ValueError as Argument:
print ("The argument does not contain numbersn", Argument)
num=temp_convert("xdyz")
print(num)
err
def KelToFahren(Temp):
assert (Temp >=0), "Colder than absolute zero!"
return ((Temp-273)*1.8) + 32
print(KelToFahren(273))
print(int(KelToFahren(505.78)))
print(KelToFahren(-5))


try:
fh = open("testfile", "w")
fh.write("This is my test file for exception handling!!")
except IOError:
print ("Error: can’t find file or read data")
else:
print ("written content in the file successfully")
fh.close()
finall
try:
fh = open("testfile", "r")
try:
fh.write("his is test file for exception handling!!")
finally:
print ("Going to close the file")
fh.close()
except IOError:
print ("Error: can’t find file or read data")
my err
class MyError(Exception):
def __init__(self, value):
self.value = value
def __str__(self):
return(repr(self.value))
try:
raise(MyError(3*2))
except MyError as error:
print('A new exception occurred:', error.value)


def functionName (level):
if level < 1:
raise Exception("Invalid level!", level)

functionName(0)


try:
fh = open("test", "r")
fh.write("This is my test file for exception handling!!")
except IOError:
print ("Error: can’t find file or read data")
else:
print ("written content in the file successfully")
fh.close()