Fix pure array driver pylint errors

opensvc/drivers/array/pure.py:872:16: E1111: Assigning result of a function call, where the function has no return (assignment-from-no-return)
opensvc/drivers/array/pure.py:880:20: E1111: Assigning result of a function call, where the function has no return (assignment-from-no-return)
opensvc/drivers/array/pure.py:888:20: E1111: Assigning result of a function call, where the function has no return (assignment-from-no-return)
opensvc/drivers/array/pure.py:895:20: E1111: Assigning result of a function call, where the function has no return (assignment-from-no-return)
opensvc/drivers/array/pure.py:899:20: E1111: Assigning result of a function call, where the function has no return (assignment-from-no-return)

opensvc/drivers/array/pure.py

@@ -869,34 +869,34 @@ def del_map(self, id=None, name=None, serial=None, mappings=None, host=None, hos
         results = []
         if mappings is not None and hostgroup is None:
             for host, hba_ids in self.mappings_to_hosts(mappings).items():
-                map_data = self._del_map(id=id, name=name, serial=serial, host=host, **kwargs)
+                self._del_map(id=id, name=name, serial=serial, host=host, **kwargs)
                 results += [host]
         else:
             hostgroup_deleted = set()
             for c in self.get_volume_connections(id=id, name=name, serial=serial):
                 if host:
                     if c["host"]["name"] != host:
                         continue
-                    map_data = self._del_map(id=id, name=name, serial=serial, host=c["host"]["name"], **kwargs)
+                    self._del_map(id=id, name=name, serial=serial, host=c["host"]["name"], **kwargs)
                     results += [c]
                 elif hostgroup:
                     if c["host_group"]["name"] != hostgroup:
                         continue
                     if c["host_group"]["name"] in hostgroup_deleted:
                         results += [c]
                         continue
-                    map_data = self._del_map(id=id, name=name, serial=serial, hostgroup=c["host_group"]["name"], **kwargs)
+                    self._del_map(id=id, name=name, serial=serial, hostgroup=c["host_group"]["name"], **kwargs)
                     results += [c]
                     hostgroup_deleted.add(c["host_group"]["name"])
                 elif c["host_group"]["name"]:
                     if c["host_group"]["name"] in hostgroup_deleted:
                         results += [c]
                         continue
-                    map_data = self._del_map(id=id, name=name, serial=serial, hostgroup=c["host_group"]["name"], **kwargs)
+                    self._del_map(id=id, name=name, serial=serial, hostgroup=c["host_group"]["name"], **kwargs)
                     results += [c]
                     hostgroup_deleted.add(c["host_group"]["name"])
                 else:
-                    map_data = self._del_map(id=id, name=name, serial=serial, host=c["host"]["name"], **kwargs)
+                    self._del_map(id=id, name=name, serial=serial, host=c["host"]["name"], **kwargs)
                     results += [c]
         return results
 
@@ -911,7 +911,7 @@ def _del_map(self, id=None, name=None, serial=None, host=None, hostgroup=None, *
             params["host_group_names"] = hostgroup
         if host:
             params["host_names"] = host
-        ret = self.delete("/connections", params=params)
+        self.delete("/connections", params=params)
 
     def del_diskinfo(self, disk_id):
         if disk_id in (None, ""):