type hints and docstring inconsistent with implementation

[driftregion]

Lines 118 and 119 use the .value attribute material_name, datasource, ... are Enums as defined in enumerations.py

materialdatabase/materialdatabase/material_data_base_classes.py

Lines 92 to 120 in 850ac22

	def get_permeability_data(self, temperature: float, frequency: float, material_name: str, datatype: str, datasource: str = None,
	measurement_setup: str = None, plot_interpolation: bool = False):
	"""
	Read permeability data from the material database.
	:param temperature: temperature in °C
	:type temperature: float
	:param frequency: Frequency in Hz
	:type frequency: float
	:param material_name: "N95","N87"....
	:type material_name: str
	:param datatype: "complex_permeability", "complex_permittivity" or "Steinmetz"
	:type datatype: str
	:param datasource: "measurements" or "manufacturer_datasheet"
	:type datasource: str
	:param measurement_setup: name of measuerement setup
	:type measurement_setup: str
	:param plot_interpolation: enables interpolation for plots
	:type plot_interpolation: bool
	:return:
	"""
	self.mdb_print(f"{material_name=}\n")
	self.mdb_print(f"{datatype=}\n")
	self.mdb_print(f"{measurement_setup=}\n")
	if datasource == MaterialDataSource.ManufacturerDatasheet:
	permeability_data = self.data[f"{material_name.value}"][f"{datasource.value}"]["permeability_data"]
	elif datasource == MaterialDataSource.Measurement:
	permeability_data = self.data[f"{material_name.value}"]["measurements"][f"{datatype.value}"][f"{measurement_setup.value}"]["measurement_data"]

mypy catches these:

materialdatabase\material_data_base_classes.py:118: error: "str" has no attribute "value"  [attr-defined]
materialdatabase\material_data_base_classes.py:120: error: "str" has no attribute "value"  [attr-defined]