Used to inquire the final number of features that this descriptor will have. Returns: int: Number of features for this de

Test that the reported number of features matches the actual number of features and the expected value.

Tests that the descriptor does not modify the system that is given as input.

Tests creating output and derivatives parallelly.

Test that sparse output is created upon request in the correct format.

Can be used to "unflatten" a matrix descriptor back into a 2D array. Useful for testing and visualization purposes. Args:

* Returns a function to use in pseudos for positionals * @param {Function} fn

* Returns a function to use in pseudos for positionals * @param {Function} fn

* Returns a function to use in pseudos for positionals * @param {Function} fn

* Returns a function to use in pseudos for positionals * @param {Function} fn

* Returns a function to use in pseudos for positionals * @param {Function} fn

Used to parallelize the descriptor creation across multiple systems. Args: inp(list): Contains a tuple of input arguments for eac

Returns a function that can be used to create a valid MBTR descriptor for a dataset.

Returns a function that can be used to create a valid SOAP descriptor for a dataset.

Used to check that the given atomic numbers have been defined for this descriptor. Args: species(iterable): Atomic number