import_playbook: remove deprecated free form params (#77431)

changelogs/fragments/import_playbook-remove-params.yml

@@ -0,0 +1,2 @@
+removed_features:
+  - import_playbook - remove deprecated functionality that allows providing additional parameters in free form

lib/ansible/playbook/playbook_include.py

@@ -158,7 +158,6 @@ class PlaybookInclude(Base, Conditional, Taggable):
         '''
         Splits the playbook import line up into filename and parameters
         '''
-
         if v is None:
             raise AnsibleParserError("playbook import parameter is missing", obj=ds)
         elif not isinstance(v, string_types):
@@ -169,16 +168,5 @@ class PlaybookInclude(Base, Conditional, Taggable):
         items = split_args(v)
         if len(items) == 0:
             raise AnsibleParserError("import_playbook statements must specify the file name to import", obj=ds)
-        else:
+
         new_ds['import_playbook'] = items[0].strip()
-            if len(items) > 1:
-                display.deprecated("Additional parameters in import_playbook statements are deprecated. "
-                                   "Use 'vars' instead. See 'import_playbook' documentation for examples.", version='2.14')
-                # rejoin the parameter portion of the arguments and
-                # then use parse_kv() to get a dict of params back
-                params = parse_kv(" ".join(items[1:]))
-                if 'tags' in params:
-                    new_ds['tags'] = params.pop('tags')
-                if 'vars' in new_ds:
-                    raise AnsibleParserError("import_playbook parameters cannot be mixed with 'vars' entries for import statements", obj=ds)
-                new_ds['vars'] = params

test/integration/targets/include_import/playbook/test_import_playbook.yml

@@ -1,11 +1,7 @@
-# Test that additional parameters after import_playbook raises a warning & strips whitespaces
-- import_playbook: playbook1.yml  tags=test_import
-
 # Test and validate playbook import
 - import_playbook: playbook1.yml
 - import_playbook: validate1.yml
 
-
 # Test and validate conditional import
 - import_playbook: playbook2.yml
   when: no

test/integration/targets/include_import/runme.sh

@@ -17,7 +17,7 @@ ansible -m include_role -a name=role1 localhost
 ## Import (static)
 
 # Playbook
-test "$(ANSIBLE_DEPRECATION_WARNINGS=1 ansible-playbook -i ../../inventory playbook/test_import_playbook.yml "$@" 2>&1 | grep -c '\[DEPRECATION WARNING\]: Additional parameters in import_playbook')" = 1
+ansible-playbook playbook/test_import_playbook.yml -i inventory "$@"
 
 ANSIBLE_STRATEGY='linear' ansible-playbook playbook/test_import_playbook_tags.yml -i inventory "$@" --tags canary1,canary22,validate --skip-tags skipme
 

test/integration/targets/includes/test_includes.yml

@@ -1,4 +1,7 @@
-- import_playbook: test_includes2.yml parameter1=asdf parameter2=jkl
+- import_playbook: test_includes2.yml
+  vars:
+    parameter1: asdf
+    parameter2: jkl
 
 - import_playbook: test_includes3.yml