maven, sourceforge: Fix mypy errors

swh/lister/maven/lister.py

@@ -11,7 +11,7 @@ from typing import Any, Dict, Iterator, Optional
 from urllib.parse import urljoin
 
 from bs4 import BeautifulSoup
-import lxml
+from lxml import etree
 import requests
 
 from swh.scheduler.interface import SchedulerInterface
@@ -247,7 +247,7 @@ class MavenLister(Lister[MavenListerState, RepoPage]):
                     "POM info page could not be fetched, skipping project '%s'",
                     pom_url,
                 )
-            except lxml.etree.Error as error:
+            except etree.Error as error:
                 logger.info("Could not parse POM %s XML: %s.", pom_url, error)
 
     def get_scm(self, page: RepoPage) -> Optional[ListedOrigin]:

swh/lister/sourceforge/lister.py

@@ -13,7 +13,7 @@ from xml.etree import ElementTree
 
 from bs4 import BeautifulSoup
 import iso8601
-import lxml
+from lxml import etree
 import requests
 
 from swh.core.api.classes import stream_results
@@ -402,8 +402,8 @@ class SourceForgeLister(Lister[SourceForgeListerState, SourceForgeListerPage]):
                         # If a bzr project has multiple branches, we need to extract their
                         # names from the repository landing page and create one listed origin
                         # per branch
-                        parser = lxml.etree.HTMLParser()
-                        tree = lxml.etree.fromstring(response.text, parser)
+                        parser = etree.HTMLParser()
+                        tree = etree.fromstring(response.text, parser)
 
                         # Get all tds with class 'autcell'
                         tds = tree.xpath(".//td[contains(@class, 'autcell')]")