Revert "Make sure __module__ is set correctly on public types"

This reverts commit d3258b2.

This broke `inspect.getsource(MultiVector)`, which in turn breaks `:member-order: by-source` in sphinx

clifford/_blademap.py

@@ -1,7 +1,3 @@
-from . import _utils
-
-
-@_utils.set_module('clifford')
 class BladeMap(object):
     '''
     A Map Relating Blades in two different algebras

clifford/_conformal_layout.py

@@ -2,10 +2,8 @@
 
 from ._layout import Layout
 from ._multivector import MultiVector
-from . import _utils
 
 
-@_utils.set_module('clifford')
 class ConformalLayout(Layout):
     r"""
     A layout for a conformal algebra, which adds extra constants and helpers.

clifford/_frame.py

@@ -6,11 +6,8 @@
 from ._mvarray import MVArray
 from .operator import op
 from . import _settings
-from . import _utils
-from ._multivector import MultiVector
 
 
-@_utils.set_module('clifford')
 class Frame(MVArray):
     '''
     A frame of vectors

clifford/_layout.py

@@ -18,7 +18,6 @@
 from . import _numba_utils
 from .io import read_ga_file
 from . import _settings
-from . import _utils
 from ._multivector import MultiVector
 from ._layout_helpers import (
     BasisBladeOrder, BasisVectorIds, canonical_reordering_sign_euclidean
@@ -160,7 +159,6 @@ def construct_tables(
     )
 
 
-@_utils.set_module('clifford')
 class Layout(object):
     r""" Layout stores information regarding the geometric algebra itself and the
     internal representation of multivectors.

clifford/_layout_helpers.py

@@ -14,7 +14,6 @@
 import operator
 
 from . import _numba_utils
-from . import _utils
 import numba
 import numba.extending
 import numba.types
@@ -73,7 +72,6 @@ def _is_unique(x) -> bool:
     return len(x) == len(set(x))
 
 
-@_utils.set_module('clifford')
 class BasisBladeOrder:
     """ Represents the storage order in memory of basis blade coefficients.
 
@@ -172,7 +170,6 @@ def __reduce__(self):
 IdT = TypeVar('IdT')
 
 
-@_utils.set_module('clifford')
 class BasisVectorIds(Generic[IdT]):
     """
     Stores ids for the ordered set of basis vectors, typically integers.

clifford/_multivector.py

@@ -7,10 +7,8 @@
 import clifford as cf
 from . import general_exp
 from . import _settings
-from . import _utils
 
 
-@_utils.set_module('clifford')
 class MultiVector(object):
     """An element of the algebra
 

clifford/_mvarray.py

@@ -3,14 +3,12 @@
 
 from clifford.io import write_ga_file, read_ga_file  # noqa: F401
 from ._multivector import MultiVector
-from . import _utils
 
 dual_array = np.vectorize(MultiVector.dual)
 normal_array = np.vectorize(MultiVector.normal)
 call_array = np.vectorize(MultiVector.__call__)
 
 
-@_utils.set_module('clifford')
 class MVArray(np.ndarray):
     '''
     MultiVector Array