permissions update

roll back last change because GHA does in fact support macos py versions

Python 3.12 compatibility (#27)

* format; make def arg immutable
* bump up versions; cap peewee due to bug
* address deprecation
* update GHA  python versions
* updated installation instructions
* make pandas-datareader optional
* update black version
* update and fix GHA black version
* update tox envs

pypi condition from zipline

CI install tox-gh-actions

README update

CONDA ubuntu 39

update name for pypi

DOC: Updated links to https

Fix for pandas 1.0 (quantopian#124)

* as_matrix was depricated then removed. to_numpy() works in this situation

* updated travis to include pandas 1.0.x, python 3.7 numpy 1.18 and scipy 1.4.x - kept a python 2.7 with the last supported versions of pydata.

* versions compatible with conda for travis

* old scipy and numpy

* old scipy and numpy

* old scipy and numpy

* old scipy and numpy

* old scipy and numpy

* old scipy and numpy

* who uses 3.5 anyway

* Fix for pandas 1.0

* as_matrix was deprecated then removed. to_numpy() works in this situation

* updated travis to include pandas 1.0.x, python 3.7 numpy 1.18 and scipy 1.4.x 

* kept a python 2.7 build with the last supported versions of pydata.

* versions compatible with conda for travis

* try except branch to support old pandas as required by zipline

* as_matrix() not to_matrix() - thanks again Travis.

Co-authored-by: Rich Atkinson <[email protected]>