Check versions of key modules

Author: Baohong Zhang

config.sh

@@ -126,6 +126,7 @@ def VIP():
 #pip install scanpy/
 
 pip install scanpy==1.6.1
+if [ $(python -c 'import scanpy; print(scanpy.__version__)') != "1.6.1" ]; then pip install scanpy==1.6.1; fi
 
 cd cellxgene
 make pydist
@@ -159,3 +160,5 @@ echo -e "\nls -l $strweb\n"
 ls -l $strweb
 
 export LIBARROW_MINIMAL=false
+if [ $(python -c 'import nbconvert; print(nbconvert.__version__)') != "5.6.1" ]; then pip install nbconvert==5.6.1; fi
+