docker_image: allow to delete image by ID (#47393)

* Allow to delete docker image by ID.

* Added changelog.

changelogs/fragments/47393-docker_image-id.yaml

@@ -0,0 +1,2 @@
+minor_changes:
+- "docker_image - Allow to use image ID instead of image name for deleting images."

lib/ansible/modules/cloud/docker/docker_image.py

@@ -250,7 +250,9 @@ image:
 import os
 import re
 
-from ansible.module_utils.docker_common import HAS_DOCKER_PY_2, HAS_DOCKER_PY_3, AnsibleDockerClient, DockerBaseClass
+from ansible.module_utils.docker_common import (
+    HAS_DOCKER_PY_2, HAS_DOCKER_PY_3, AnsibleDockerClient, DockerBaseClass, is_image_name_id,
+)
 from ansible.module_utils._text import to_native
 
 try:
@@ -293,10 +295,11 @@ class ImageManager(DockerBaseClass):
         self.buildargs = parameters.get('buildargs')
 
         # If name contains a tag, it takes precedence over tag parameter.
-        repo, repo_tag = parse_repository_tag(self.name)
-        if repo_tag:
-            self.name = repo
-            self.tag = repo_tag
+        if not is_image_name_id(self.name):
+            repo, repo_tag = parse_repository_tag(self.name)
+            if repo_tag:
+                self.name = repo
+                self.tag = repo_tag
 
         if self.state in ['present', 'build']:
             self.present()
@@ -363,11 +366,14 @@ class ImageManager(DockerBaseClass):
 
         :return None
         '''
-        image = self.client.find_image(self.name, self.tag)
-        if image:
-            name = self.name
+        name = self.name
+        if is_image_name_id(name):
+            image = self.client.find_image_by_id(name)
+        else:
+            image = self.client.find_image(name, self.tag)
             if self.tag:
                 name = "%s:%s" % (self.name, self.tag)
+        if image:
             if not self.check_mode:
                 try:
                     self.client.remove_image(name, force=self.force)