Make IV capabilities optional (#90)

* making iv optional

* add iv option to testing workflow

.github/workflows/lint-and-test.yml

@@ -18,7 +18,7 @@ jobs:
     - name: Install pvops
       run: |
         python -m pip install --upgrade pip
-        pip install .
+        pip install .[iv]
     - name: Test with pytest
       run: |
         pip install pytest pytest-cov

.readthedocs.yml

@@ -15,4 +15,4 @@ python:
     - method: pip
       path: .
       extra_requirements:
-        - doc
+        - doc, iv

docs/pages/moduleguides/iv.rst

@@ -4,10 +4,14 @@ IV Guide
 Module Overview
 ----------------
 
-
 These functions focus on current-voltage (IV) curve simulation and 
 classification.
 
+.. note::
+  To use the capabilites in this module, pvOps must be installed with the ``iv`` option:
+  ``pip install pvops[iv]``.
+
+
 Tutorials that exemplify usage can be found at:
   - `tutorial_iv_classifier.ipynb <https://github.com/sandialabs/pvOps/blob/master/tutorials/tutorial_iv_classifier.ipynb>`_.
   - `tutorial_iv_diode_extractor.ipynb <https://github.com/sandialabs/pvOps/blob/master/tutorials/tutorial_iv_diode_extractor.ipynb>`_.

pvops/__init__.py

@@ -1,7 +1,12 @@
+import warnings
 from pvops import text
 from pvops import text2time
 from pvops import timeseries
-from pvops import iv
+try:
+    from pvops import iv
+except ModuleNotFoundError:
+    # warnings.warn("")
+    pass
 
 __version__ = '0.2.0'
 

setup.py

@@ -49,8 +49,6 @@
     'pvlib',
     'pvanalytics',
     'timezonefinder',
-    'pyDOE',
-    'tensorflow',
 ]
 
 DOCS_REQUIRE = [
@@ -66,8 +64,14 @@
     'sphinx_rtd_theme==1.3.0',
 ]
 
+IV_REQUIRE = [
+    'keras',
+    'tensorflow',
+    'pyDOE',
+]
+
 EXTRAS_REQUIRE = {
-    'optional': ['ruptures'],
+    'iv': IV_REQUIRE,
     'test': TESTS_REQUIRE,
     'doc': DOCS_REQUIRE
 }