Allow user to choose PyMongo version when using pip

Author: gaetanfl

README.md

@@ -38,6 +38,7 @@ mongodb_package: mongodb-org
 mongodb_version: "3.6"
 
 mongodb_pymongo_from_pip: true                   # Install latest PyMongo via PIP or package manager
+mongodb_pymongo_pip_version:                     # Choose PyMong version to install from pip. If not set use latest
 mongodb_user_update_password: "on_create"        # MongoDB user password update default policy
 mongodb_manage_service: true
 

tasks/install.debian.yml

@@ -68,5 +68,8 @@
   when: mongodb_pymongo_from_pip
 
 - name: Install PyMongo from PIP
-  pip: name=pymongo state=latest
+  pip:
+    name: pymongo
+    state: "{{ mongodb_pymongo_pip_version is defined | ternary('present', 'latest') }}"
+    version: "{{ mongodb_pymongo_pip_version | default(omit) }}"
   when: mongodb_pymongo_from_pip

tasks/install.redhat.yml

@@ -42,5 +42,6 @@
 - name: Install PyMongo from PIP
   pip:
     name: pymongo
-    state: latest
+    state: "{{ mongodb_pymongo_pip_version is defined | ternary('present', 'latest') }}"
+    version: "{{ mongodb_pymongo_pip_version | default(omit) }}"
   when: mongodb_pymongo_from_pip