Add custom virtualenvironment name for projects

filter_plugins/project_name.py

@@ -0,0 +1,15 @@
+from ansible.module_utils._text import to_text
+
+
+class FilterModule(object):
+
+    def filters(self):
+        return {
+            'project_name': self.project_name
+        }
+
+    def project_name(self, arg):
+        """Extract name of a project from a GitHub reference
+        of the form owner/repo.
+        """
+        return to_text(arg.split('/')[1])

roles/build_virtualenv/tasks/main.yml

@@ -11,6 +11,8 @@
         state: latest
         virtualenv: "{{ deploy }}/env"
         virtualenv_site_packages: yes
+    - name: Set name of venv to project-name-short-hash-version
+      command: "virtualenv {{ deploy }}/env --prompt '({{ repo | project_name }}-{{ short_hash }}-{{ version }}) '"
     - name: Set perms
       file:
           path: "{{ deploy }}/env"