maven_artifact: fix broken import (#33749)

* Fail when lxml isn't available

* whole project requires Python >= 2.6

lib/ansible/modules/packaging/language/maven_artifact.py

@@ -28,7 +28,6 @@ description:
       version if one is not available.
 author: "Chris Schmidt (@chrisisbeef)"
 requirements:
-    - "python >= 2.6"
     - lxml
     - boto if using a S3 repository (s3://...)
 options:
@@ -155,7 +154,11 @@ import os
 import posixpath
 import sys
 
-from lxml import etree
+try:
+    from lxml import etree
+    HAS_LXML_ETREE = True
+except ImportError:
+    HAS_LXML_ETREE = False
 
 try:
     import boto3
@@ -419,6 +422,9 @@ def main():
         add_file_common_args=True
     )
 
+    if not HAS_LXML_ETREE:
+        module.fail_json(msg='module requires the lxml python library installed on the managed machine')
+
     repository_url = module.params["repository_url"]
     if not repository_url:
         repository_url = "http://repo1.maven.org/maven2"

test/sanity/import/skip.txt

@@ -32,6 +32,5 @@ lib/ansible/modules/network/lenovo/cnos_template.py
 lib/ansible/modules/network/lenovo/cnos_vlag.py
 lib/ansible/modules/network/lenovo/cnos_vlan.py
 lib/ansible/modules/network/nxos/nxos_file_copy.py
-lib/ansible/modules/packaging/language/maven_artifact.py
 lib/ansible/modules/packaging/os/yum_repository.py
 lib/ansible/modules/system/hostname.py