Now it's actually possible to specify a pytest environment for the same Python version

conftest.py

@@ -6,8 +6,7 @@ from functools import partial
 import pytest
 
 import jedi
-from jedi.api.environment import get_default_environment, \
-    get_system_environment, InterpreterEnvironment
+from jedi.api.environment import get_system_environment, InterpreterEnvironment
 from jedi._compatibility import py_version
 
 collect_ignore = [
@@ -98,9 +97,6 @@ def environment(request):
     if version is None:
         version = os.environ.get('JEDI_TEST_ENVIRONMENT', str(py_version))
 
-    if int(version) == py_version:
-        return get_default_environment()
-
     return get_system_environment(version[0] + '.' + version[1:])
 
 

jedi/evaluate/compiled/subprocess/__init__.py

@@ -147,6 +147,7 @@ class CompiledSubprocess(object):
     @property
     @memoize_method
     def _process(self):
+        debug.dbg('Start environment subprocess %s', self._executable)
         parso_path = sys.modules['parso'].__file__
         args = (
             self._executable,