def check_response(self, answer, student_input, **kwargs):
try:
with MathArray.enable_negative_powers(self.config['negative_powers']):
result = super(MatrixGrader, self).check_response(answer, student_input, **kwargs)
except ShapeError as err:
if self.config['suppress_matrix_messages']:
return {'ok': False, 'msg': '', 'grade_decimal': 0}
elif self.config['shape_errors']:
raise
else:
return {'ok': False, 'msg': err.message, 'grade_decimal': 0}
except InputTypeError as err:
if self.config['suppress_matrix_messages']:
return {'ok': False, 'msg': '', 'grade_decimal': 0}
elif self.config['answer_shape_mismatch']['is_raised']:
raise
else:
return {'ok': False, 'grade_decimal': 0, 'msg': err.message}
except (ArgumentShapeError, MathArrayError) as err:
# If we're using matrix quantities for noncommutative scalars, we
# might get an ArgumentShapeError from using functions of matrices,
# or a MathArrayError from taking a funny power of a matrix.
# Suppress these too.
if self.config['suppress_matrix_messages']:
return {'ok': False, 'msg': '', 'grade_decimal': 0}
raise
return result
def check_response(self, answer, student_input, **kwargs):
try:
with MathArray.enable_negative_powers(
self.config['negative_powers']):
result = super(MatrixGrader,
self).check_response(answer, student_input,
**kwargs)
except ShapeError as err:
if self.config['shape_errors']:
raise
else:
return {'ok': False, 'msg': err.message, 'grade_decimal': 0}
except InputTypeError as err:
if self.config['answer_shape_mismatch']['is_raised']:
raise
else:
return {'ok': False, 'grade_decimal': 0, 'msg': err.message}
return result
