Rename some modules

src/calibre/scraper/test_fetch_backend.py

@@ -12,8 +12,8 @@ from lxml.html import fromstring, tostring
 
 from calibre.utils.resources import get_path as P
 
-from .fetch import Browser
 from .simple import Overseer
+from .webengine_download import Browser
 
 skip = ''
 is_sanitized = 'libasan' in os.environ.get('LD_PRELOAD', '')

src/calibre/scraper/webengine_download.py

@@ -164,13 +164,13 @@ class Browser:
 
 def run_worker(tdir: str, user_agent: str):
     from calibre.utils.ipc.simple_worker import start_pipe_worker
-    return start_pipe_worker(f'from calibre.scraper.fetch import worker; worker({tdir!r}, {user_agent!r})')
+    return start_pipe_worker(f'from calibre.scraper.webengine_download import worker; worker({tdir!r}, {user_agent!r})')
 
 
 def worker(*args):
     from calibre.gui2 import must_use_qt
     must_use_qt()
-    from .fetch_backend import worker
+    from .webengine_download_backend import worker
     worker(*args)