Integrating logic for setting up optimizers in run_train and config files (#33)

* added optimizers

* added optimizer logic for setting it up; todo-- fix optimizers and add step logic

* typing out the alphabet

.github/workflows/code_checks.yml

@@ -33,7 +33,7 @@ jobs:
           pylint mattport tests \
             --max-line-length=120 \
             --generated-members=numpy.*,torch.*,cv2.*,cv.* \
-            --good-names=e,c,i,j,x,y,lr,K,fx,fy,cx,cy,H,W,ts,t,u \
+            --good-names=e,c,i,j,x,y,lr,K,fx,fy,cx,cy,H,W,ts,t,u,k,v \
             --disable=too-many-arguments \
             --disable=too-many-locals \
             --disable=fixme