apt-get update

Author: hobu

scripts/azp/linux.yml

@@ -10,7 +10,7 @@ jobs:
   timeoutInMinutes: 60
   steps:
   - script: |
-      sudo apt-get install python3-pip -y
+      sudo apt-get update -y; sudo apt-get install python3-pip -y
       pip3 install numpy packaging cython
     displayName: 'Dependencies'
   - script: |