Add check for requests module

Fix adds check for requests Python module and suggests user to install,
if no requests module installation found.

Fixes: #27643

Signed-off-by: Abhijeet Kasurde <akasurde@redhat.com>

lib/ansible/modules/messaging/rabbitmq_binding.py

@@ -103,9 +103,14 @@ EXAMPLES = '''
 '''
 
 import json
-import requests
 import urllib
 
+try:
+    import requests
+    HAS_REQUESTS = True
+except ImportError as e:
+    HAS_REQUESTS = False
+
 from ansible.module_utils.basic import AnsibleModule
 
 
@@ -127,6 +132,9 @@ def main():
         supports_check_mode = True
     )
 
+    if not HAS_REQUESTS:
+        module.fail_json(msg="requests library is required for this module. To install, use `pip install requests`")
+
     if module.params['destination_type'] == "queue":
         dest_type="q"
     else:

lib/ansible/modules/messaging/rabbitmq_exchange.py

@@ -105,7 +105,11 @@ EXAMPLES = '''
 '''
 
 import json
-import requests
+try:
+    import requests
+    HAS_REQUESTS = True
+except ImportError as e:
+    HAS_REQUESTS = False
 import urllib
 
 from ansible.module_utils.basic import AnsibleModule
@@ -137,6 +141,9 @@ def main():
         urllib.quote(module.params['name'],'')
     )
 
+    if not HAS_REQUESTS:
+        module.fail_json(msg="requests library is required for this module. To install, use `pip install requests`")
+
     # Check if exchange already exists
     r = requests.get( url, auth=(module.params['login_user'],module.params['login_password']))
 

lib/ansible/modules/messaging/rabbitmq_queue.py

@@ -120,7 +120,11 @@ EXAMPLES = '''
 '''
 
 import json
-import requests
+try:
+    import requests
+    HAS_REQUESTS = True
+except ImportError as e:
+    HAS_REQUESTS = False
 import urllib
 
 from ansible.module_utils.basic import AnsibleModule
@@ -155,6 +159,9 @@ def main():
         module.params['name']
     )
 
+    if not HAS_REQUESTS:
+        module.fail_json(msg="requests library is required for this module. To install, use `pip install requests`")
+
     # Check if queue already exists
     r = requests.get( url, auth=(module.params['login_user'],module.params['login_password']))