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Calculator.py
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Calculator.py
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print("==================================\n")
print(" GPA Calculator \n")
print("==================================\n")
#################### init ####################
def number_of_courses():
wrong_val = True
while wrong_val:
try:
courses = int(input("How many courses: "))
except ValueError:
print("must enter a number, Try again.\n")
except Exception:
print("well look what you did, you broke something! Try again.\n")
else:
wrong_val = False
return courses
def calculate(grade,credit):
if grade == 'A+':
temp = 4 * credit
elif grade == 'A':
temp = 3.86 * credit
elif grade == 'A-':
temp = 3.7 * credit
elif grade == 'B+':
temp = 3.3 * credit
elif grade == 'B':
temp = 3 * credit
elif grade == 'B-':
temp = 2.7 * credit
elif grade == 'C+':
temp = 2.3 * credit
elif grade == 'C':
temp = 2 * credit
elif grade == 'C-':
temp = 1.7 * credit
elif grade == 'D+':
temp = 1.3 * credit
elif grade == 'D':
temp = 1 * credit
else:
temp = 0 * credit
return temp
courses = number_of_courses()
grades = []
credits = []
alphabet = "abcdefuxABCDEFGUX"
#################### Validation ####################
while courses<1:
print("i don\'t think thats true...Try again\n")
courses = number_of_courses()
#################### Main ####################
for i in range(0,courses):
while True:
try:
grades.append(str(input(f"Enter Grade {i+1} : ")))
print()
credits.append(int(input(f"Enter Credit hours {i+1} : ")))
print()
if not grades[i][0] in alphabet:
raise ValueError
if credits[i]>3 or credits[i]<1:
raise ValueError
except ValueError:
print("wrong value, Try again")
except Exception:
print("something went wrong, Try again")
else:
break
#################### Processing ####################
credit_hours = sum(credits)
avg = 0.0
for i in range(0,courses):
avg = avg + calculate(grades[i],credits[i])
total_gpa = avg / credit_hours
#################### Result ####################
print("=================================")
print(f"Your GPA is : {total_gpa}")
print("=================================")
#################### End ####################