in dict_minimize/core/_scipy.py [0:0]
def to_np_validated(x):
x_np = to_np(x)
# These asserts could be made exceptions for user's sake
assert isinstance(x_np, np.ndarray), "Numpy conversion must return ndarray."
assert x_np.dtype.kind == "f", "Numpy conversion must return float ndarray."
x_np = x_np.astype(SCIPY_DTYPE, copy=False)
return x_np