Python code modernization, 5/n (#1165)

* Address raise-missing-from.

* Address simplifiable-if-expression.

* Address unnecessary-dunder-call.

* Address unnecessary-pass.

* Address use-list-literal.

* Address unused-variable.

* Address use-dict-literal.

plugins/modules/docker_container_info.py

@@ -87,9 +87,9 @@ from ansible_collections.community.docker.plugins.module_utils._common_api impor
 
 
 def main():
-    argument_spec = dict(
-        name=dict(type="str", required=True),
-    )
+    argument_spec = {
+        "name": {"type": "str", "required": True},
+    }
 
     client = AnsibleDockerClient(
         argument_spec=argument_spec,
@@ -101,7 +101,7 @@ def main():
 
         client.module.exit_json(
             changed=False,
-            exists=(True if container else False),
+            exists=bool(container),
             container=container,
         )
     except DockerException as e: