make bokeh as optional deps

.github/workflows/ci_tests.yml

@@ -13,9 +13,8 @@ jobs:
           python-version: "3.11"
       - name: Install dependencies
         run: |
-          pip install coveralls pydot graphviz pytest pytest-cov galpy astroquery numpy
+          pip install coveralls pydot graphviz pytest pytest-cov galpy astroquery numpy bokeh
           pip install .
       - name: Test mw-plot
-        if: ${{ matrix.PAPER_MODELS == false}}
         run: >
           python -m pytest --cov mw_plot --cov-report=xml tests/test_mwplot.py

.readthedocs.yaml

@@ -8,7 +8,7 @@ version: 2
 build:
   os: ubuntu-22.04
   tools:
-    python: "3.10"
+    python: "3.11"
     # You can also specify other tool versions:
     # nodejs: "20"
     # rust: "1.70"

mw_plot/__init__.py

@@ -1,5 +1,12 @@
+try:
+    import bokeh
+    _BOKEH_LOADED = True
+except ImportError:
+    _BOKEH_LOADED = False
+else:
+    from mw_plot.mw_plot_bokeh import *
+
 from mw_plot.mw_plot_matplotlib import *
-from mw_plot.mw_plot_bokeh import *
 from pkg_resources import get_distribution
 from astropy.coordinates import SkyCoord, ICRS
 import astropy.units as u

mw_plot/mw_plot_bokeh.py

@@ -1,3 +1,10 @@
+try:
+    import bokeh
+except ImportError:
+    raise ImportError(
+        "Bokeh is not installed. Please install Bokeh to use this feature"
+    )
+
 import requests
 import numpy as np
 import astropy.units as u

setup.py

@@ -21,7 +21,7 @@
     include_package_data=True,
     package_data={"mw_plot": ["*.png", "*.jpg"]},
     python_requires=">=3.7",
-    install_requires=["requests", "numpy", "astropy", "matplotlib", "Pillow", "bokeh", "galpy"],
+    install_requires=["requests", "numpy", "astropy", "matplotlib", "Pillow", "galpy"],
     url="https://github.com/henrysky/milkyway_plot",
     project_urls={
         "Bug Tracker": "https://github.com/henrysky/milkyway_plot/issues",