Fixed linux env?
This works for me, but watch out for other packages accidentally deleted!
@@ -147,6 +147,7 @@ dependencies:
- wcwidth=0.1.7=py37_0
- webencodings=0.5.1=py37_1
- widgetsnbextension=3.4.2=py37_0
+ - xlrd=1.2.0=py37_0
- xz=5.2.4=h14c3975_4
- zeromq=4.3.1=he6710b0_3
- zlib=1.2.11=h7b6447c_3
