Update conf.py

import os

from unittest.mock import MagicMock

class Mock(MagicMock):

    @classmethod

    def __getattr__(cls, name):

            return Mock()

MOCK_MODULES = ['proj4', 'gdal', 'osr','ogr', 'cv2', 'scikit-image', 'skimage', 'skimage.feature', 'sklearn',

                'scipy', 'scipy.spatial', 'scipy.spatial.distance', 'scipy.ndimage', 'scipy.ndimage.interpolation',

                'scipy.constants', 'scipy.stats','scipy.cluster.vq', 'scipy.sparse', 'osgeo']

sys.modules.update((mod_name, Mock()) for mod_name in MOCK_MODULES)

# If extensions (or modules to document with autodoc) are in another

# directory, add these directories to sys.path here. If the directory is

# relative to the documentation root, use os.path.abspath to make it

# If true, do not generate a @detailmenu in the "Top" node's menu.

# texinfo_no_detailmenu = False

from unittest.mock import MagicMock

class Mock(MagicMock):

    @classmethod

    def __getattr__(cls, name):

            return Mock()

MOCK_MODULES = ['proj4', 'gdal', 'osr','ogr', 'cv2', 'scikit-image', 'skimage', 'skimage.feature', 'sklearn',

                'scipy', 'scipy.spatial', 'scipy.spatial.distance', 'scipy.ndimage', 'scipy.ndimage.interpolation',

                'scipy.constants', 'scipy.stats','scipy.cluster.vq', 'osgeo']

sys.modules.update((mod_name, Mock()) for mod_name in MOCK_MODULES)