Remove autocomplete import from pip._internal.__init__

src/pip/_internal/__init__.py

@@ -11,7 +11,6 @@ from pip._vendor.urllib3.exceptions import (
 )
 
 import pip._internal.utils.inject_securetransport  # noqa
-from pip._internal.cli.autocompletion import autocomplete
 
 # Raised when using --trusted-host.
 warnings.filterwarnings("ignore", category=InsecureRequestWarning)

tests/functional/test_completion.py

@@ -78,7 +78,9 @@ def setup_completion(script, words, cword, cwd=None):
 
     # expect_error is True because autocomplete exists with 1 status code
     result = script.run(
-        'python', '-c', 'import pip._internal;pip._internal.autocomplete()',
+        'python', '-c',
+        'from pip._internal.cli.autocompletion import autocomplete;'
+        'autocomplete()',
         expect_error=True,
         cwd=cwd,
     )