Fixes bigip_asm_policy (#35154)

This module had been unable to successfully create policies
on different partitions. This appears to be fixed now

lib/ansible/module_utils/network/f5/bigip.py

@@ -7,6 +7,8 @@ from __future__ import absolute_import, division, print_function
 __metaclass__ = type
 
 
+import time
+
 try:
     from f5.bigip import ManagementRoot
     from icontrol.exceptions import iControlUnexpectedHTTPError
@@ -25,18 +27,24 @@ except ImportError:
 class F5Client(F5BaseClient):
     @property
     def api(self):
-        try:
-            result = ManagementRoot(
-                self.params['server'],
-                self.params['user'],
-                self.params['password'],
-                port=self.params['server_port'],
-                verify=self.params['validate_certs'],
-                token='tmos'
-            )
-        except Exception:
+        result = None
+        for x in range(0, 10):
+            try:
+                result = ManagementRoot(
+                    self.params['server'],
+                    self.params['user'],
+                    self.params['password'],
+                    port=self.params['server_port'],
+                    verify=self.params['validate_certs'],
+                    token='tmos'
+                )
+                break
+            except Exception:
+                time.sleep(3)
+        if result:
+            return result
+        else:
             raise F5ModuleError(
                 'Unable to connect to {0} on port {1}. '
                 'Is "validate_certs" preventing this?'.format(self.params['server'], self.params['server_port'])
             )
-        return result