def load_covenants(path_to_covenants):
"""covenants are loaded
Covenants are loaded and constraints are assigned
along with the operator
Arguments:
path_to_covenants
Returns:
covenants
"""
covenants = []
covenants_data = pandas.read_csv(path_to_covenants)
for _, covenant in covenants_data.iterrows():
cov = Covenant(covenant['facility_id'], covenant['bank_id'])
cov.add_constraint(
Constraint('default_likelihood', operator.gt,
covenant['max_default_likelihood']))
cov.add_constraint(
Constraint('state', operator.eq, covenant['banned_state']))
covenants.append(cov)
return covenants
def sanity_check(self):
assert len(
self.input_variables
) == 1, "An orthonormality expression only supports one variable."
Constraint.sanity_check(self)
def register_input_variable(self, variable):
assert isinstance(
variable, Frame
), "An orthonormality constraint only supports a Frame variable."
Constraint.register_input_variable(self, variable)
def sanity_check(self):
assert len(self.input_variables) == 1, "An orthonormality expression only supports one variable."
Constraint.sanity_check(self)
def register_input_variable(self, variable):
assert isinstance(variable, Frame), "An orthonormality constraint only supports a Frame variable."
Constraint.register_input_variable(self, variable)
