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accept multiple answers as correct #3

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accept multiple answers as correct #3

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19 changes: 19 additions & 0 deletions app/evaluation.py
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Original file line number Diff line number Diff line change
Expand Up @@ -18,10 +18,28 @@ def evaluation_function(response, answer, params) -> dict:
return types and that evaluation_function() is the main function used
to output the grading response.
"""
#Accept multiple different answers as correct
answer.strip()
response.strip()

if answer.find(",") != -1:
if response.find(",") != -1:
response_list = re.split(r", |,| ,", response)
answer_list = re.split(r", |,| ,", answer)

answer = ''
response = ''

for i in range(len(answer_list)):
for j in range(len(response_list)):
if response_list[j] == answer_list[i]:
answer = answer + answer_list[i] + ', '
response = response + response_list[j] + ', '

from sympy.parsing.sympy_parser import parse_expr
from sympy import expand, simplify, trigsimp, latex, Symbol
from sympy import pi
import re

if params.get("specialFunctions",False) == True:
from sympy import beta, gamma, zeta
Expand All @@ -42,6 +60,7 @@ def evaluation_function(response, answer, params) -> dict:

# Dealing with special cases that aren't accepted by SymPy
response, answer = Absolute(response, answer)


# Safely try to parse answer and response into symbolic expressions
try:
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