library/roles/python-env/tasks/main.yml: Update the apt cache if needed.

python-env/tasks/main.yml

@@ -1,21 +1,20 @@
 ---
-- name: Install python pip
-  apt: name={{ item }} state={{ py_env_pkgs_state }}
-  with_items: py_env_basic_pkgs
-  tags: [ "python", "py_env" ]
+- block:
+    
+    - name: Install python pip
+      apt: name={{ item }} state={{ py_env_pkgs_state }} update_cache=yes
+      with_items: '{{ py_env_basic_pkgs }}'
 
-- name: Install python deb packages
-  apt: name={{ item }} state={{ py_env_pkgs_state }}
-  with_items: '{{ py_env_dpkg | default([]) }}'
-  tags: [ "python", "py_env" ]
+    - name: Install python deb packages
+      apt: name={{ item }} state={{ py_env_pkgs_state }} update_cache=yes cache_valid_time=600
+      with_items: '{{ py_env_dpkg | default([]) }}'
 
-- name: Install deb packages needed to compile the pip modules
-  apt: name={{ item }} state={{ py_env_pkgs_state }}
-  with_items: '{{ py_pip_deps | default([]) }}'
-  tags: [ "python", "py_env" ]
+    - name: Install deb packages needed to compile the pip modules
+      apt: name={{ item }} state={{ py_env_pkgs_state }}  update_cache=yes cache_valid_time=600
+      with_items: '{{ py_pip_deps | default([]) }}'
 
-- name: Install a list of pip packages
-  pip: name={{ item }} virtualenv={{ py_env_env_base_dir }}
-  with_items: '{{ py_env_pip_pkgs | default ()[] }}'
-  tags: [ "python", "py_env" ]
+    - name: Install a list of pip packages
+      pip: name={{ item }} virtualenv={{ py_env_env_base_dir }}
+      with_items: '{{ py_env_pip_pkgs | default ()[] }}'
 
+  tags: [ "python", "py_env" ]