18 lines
635 B
Python
18 lines
635 B
Python
from lib.irt.models.three_parameter_logistic import ThreeParameterLogistic
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from lib.irt.models.rasch import Rasch
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from lib.errors.item_generation_error import ItemGenerationError
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class ItemResponseFunction():
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def __init__(self, irt_model):
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self.model_data = irt_model
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def calculate(self, **kwargs):
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if self.model_data.model == '3PL':
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return ThreeParameterLogistic(self.model_data, kwargs).result()
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elif self.model_data.model == 'RASCH':
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return Rasch(self.model_data, kwargs).result()
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else:
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raise ItemGenerationError("irt model not supported or provided")
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