def format_useranswer(self, user_answer, display=False):
user_answer = user_answer.split(' ')
for i in range(len(user_answer)):
word = user_answer[i]
try:
if has_numbers(word):
word = word.replace('^', '**')
word = parse_expr(word, transformations=transformations)
user_answer[i] = latex(word)
except:
pass
formatted = ''
for word in user_answer:
formatted += str(word) + ' '
return formatted
def validator(self, user_answer):
try:
# pass
user_answer = user_answer.lower()
user_answer = user_answer.replace('x', ' ')
user_answer = user_answer.replace('=', ' ')
user_answer = user_answer.replace('^', '**')
user_answer = user_answer.replace('or', ',')
if not has_numbers(user_answer):
if 'no' not in user_answer and 'null' not in user_answer and 'empty' not in user_answer:
raise SyntaxError
user_answers = user_answer.split(',')
i = 0
while i < len(user_answers):
user_answers[i] = parse_expr(user_answers[i], transformations=transformations)
i += 1
user_answers = set(user_answers)
format_answer = ''
for ans in user_answers:
format_answer += sy.latex(ans) + ' ,'
format_answer = format_answer[:-2]
except:
raise SyntaxError