Fix writers of .py files for re-import of variable and equation defin…

…itions (#84)

* correct release date for v0.4.2

* Fix equation generator and activate test.

* Fix and activate second test.

* Add get_parents to utils.

* Rename writer.eq and writer.var to neweq and newvar.

* Fix VariableWriter and add test.

* Replace value by default in VariableWriter

* Add VariableWriter.var and test

* Add EquationWriter.eq and failing test.

* Add imports of functions.

* Remove eval from utils.

* fix utils.

* Clean up test

* Replace domain by assumptions

* Fix to _generator.py

* Fix examples in _generator.

* Fix examples in _generator.

* Update jupyter examples

* update docu

* Fix spaces.

* Update jupyter examples

* Fix pydocstyle

CHANGES.rst

@@ -3,7 +3,7 @@ Changes
 
 ``v0.4.2``
 ----------
-*released 2019-11-20*
+*released 2020-04-28*
 
 Bug Fixes
 ~~~~~~~~~