Try to use only symengine channel for py27 windows support of the python-symengine package
Try to use only symengine channel for py27 windows support of the python-symengine package

exa-analytics/exa,alexvmarch/exa,alexvmarch/exa,alexvmarch/exa,exa-analytics/exa,avmarchenko/exa,tjduigna/exa