[Tutor] What's the invaild syntax? Error message and relative code supplied.
python-tutor@toddmaynard.com
python-tutor at toddmaynard.com
Mon Aug 1 01:56:20 CEST 2005
Remember this problem from yesterday?
Take a look at the line before the one you are getting the error on.
And count the ('s and the )'s.
--Todd
On Sunday 31 July 2005 07:38 pm, Nathan Pinno wrote:
> What the invalid syntax? Here is the error message:
> SyntaxError: invalid syntax
> File "D:/Python22/grades.py", line 66
> which = which-1
> ^
> SyntaxError: invalid syntax
>
> Here is the code:
>
> max_points = [25,25,50,25,100]
> assignments = ['hw ch 1','hw ch 2','quiz ','hw ch 3','test']
> students = {'#Max':max_points}
>
> def print_menu():
> print "1. Add student"
> print "2. Remove student"
> print "3. Print grades"
> print "4. Record grade"
> print "9. Exit"
>
> def print_all_grades():
> print '\t',
> for i in range(len(assignments)):
> print assignments[1],'\t',
> print
> keys = students.keys()
> keys.sort()
> for x in keys:
> print x,'\t',
> grades = students[x]
> print_grades(grades)
>
> def print_grades(grades):
> for i in range(len(grades)):
> print grades[i],'\t\t',
> print
>
> def choice():
> return int(raw_input("Menu Choice: "))
>
> def school():
> return raw_input("Student: ")
>
> while 1:
> print_menu()
> menu_choice = choice()
> if menu_choice == 1:
> print "Add student"
> name = school()
> students[name] = [0]*len(max_points)
> elif menu_choice == 2:
> print "Remove student"
> name = school()
> if students.has_key(name):
> del students[name]
> else:
> print "Student: ",name," not found."
> elif menu_choice == 3:
> print_all_grades()
>
> elif menu_choice == 4:
> print "Record Grade"
> name = school()
> if students.has_key(name):
> grades = students[name]
> print "Type in the number of the grade to record"
> print "Type in a 0 (zero) to exit"
> for i in range(len(assignments)):
> print i+1,' ',assignments[i],'\t',
> print
> print_grades(grades)
> which = 1234
> while which != -1:
> which = int(raw_input("Change which Grade: ")
> which = which-1
> if 0 <= which < len(grades):
> grade = int(raw_input("Grade: ")
> grades[which] = grade
> elif which != -1:
> print "Invalid Grade Number"
> else:
> print "Student not found"
> elif menu_choice == 9:
> break
> else:
> print "That's not a choice!"
> print "Goodbye."
>
> Thanks for the help in advance!
> Nathan
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