Don't require libsnappy-dev and libzstd-dev (#965)

Author: ods

.github/workflows/publish.yml

@@ -190,7 +190,7 @@ jobs:
       - name: Install system dependencies
         run: |
           sudo apt-get update
-          sudo apt-get install -y libsnappy-dev libzstd-dev libkrb5-dev
+          sudo apt-get install -y libkrb5-dev
       - name: Install python dependencies
         run: |
           pip install --upgrade pip setuptools wheel

.github/workflows/tests.yml

@@ -27,7 +27,7 @@ jobs:
     - name: Install system dependencies
       run: |
         sudo apt-get update
-        sudo apt-get install -y libsnappy-dev libzstd-dev libkrb5-dev
+        sudo apt-get install -y libkrb5-dev
 
     - name: Get pip cache dir
       id: pip-cache
@@ -276,7 +276,7 @@ jobs:
     - name: Install system dependencies
       run: |
         sudo apt-get update
-        sudo apt-get install -y libsnappy-dev libzstd-dev libkrb5-dev krb5-user
+        sudo apt-get install -y libkrb5-dev krb5-user
 
     - name: Get pip cache dir
       id: pip-cache

README.rst

@@ -81,7 +81,7 @@ generate ssh keys for some tests.
 
 Setting up tests requirements (assuming you're within virtualenv on ubuntu 14.04+)::
 
-    sudo apt-get install -y libsnappy-dev libzstd-dev libkrb5-dev krb5-user
+    sudo apt-get install -y libkrb5-dev krb5-user
     make setup
 
 Running tests with coverage::