UIC Worksheet 7

try_except_worksheet_7.py

"""
Try-Except
Catch NameError, ZeroDivisionError, and ValueError

Try-Except-Finally
Catch IOerror and use finally.

Assert	Statements
Write minutes_to_hours function and assert minutes to be a non-negative.
"""

# Try-Except
try:
	number_1 = float(input("Enter first number"))
	number_2 = float(input("Enter second number"))
	print(number_1 / (number_2 ** 2 - 1))
except (ValueError, ZeroDivisionError, NameError) as e:
	print(e)
	
# Try-Except-Finally
try:
    f = open(input("What file would you like to open?"))
except IOError as e:
	print(e)
finally:
	print("Would you like to try again?")
	
# Assert Statements
def minutes_to_hours(minutes):
	assert minutes >= 0
	return minutes / 60
	
print(minutes_to_hours(60))