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Python Python Collections (2016, retired 2019) Dictionaries Teacher Stats

Posted by Ahmad Ezzeldin Etriby
Ahmad Ezzeldin Etriby
3,747 Points

i keep getting an error of "try again" for this task even though it is working on Workspaces perfectly

i don't understand what's wrong with my approach. It's working perfectly on Workspaces. Does anyone know what is going on?

teachers.py 
# The dictionary will look something like:
# {'Andrew Chalkley': ['jQuery Basics', 'Node.js Basics'],
#  'Kenneth Love': ['Python Basics', 'Python Collections']}
#
# Each key will be a Teacher and the value will be a list of courses.
#
# Your code goes below here.

def num_teachers(boom):
    return len(boom.keys())
def num_courses(boom):
    return sum(map(len, boom.values()))

def courses(boom):
        value_list=[]
    for value in boom.values():
        value_list += value  
    return(value_list)

1 Answer

Steven Parker
Steven Parker
231,269 Points
Steven Parker
Steven Parker
231,269 Points

There seems to be an indentation issue:

def courses(boom):
        value_list=[]   # this line is indented too far
    for value in boom.values():

Perhaps you indented it differently when copying to the workspace. I tried in it one just to see and got this: "IndentationError: unindent does not match any outer indentation level "

Ahmad Ezzeldin Etriby
Ahmad Ezzeldin Etriby
3,747 Points

thank you so much!