From 69c5ceabf25f131cbf2a22bce43a3b0a08a516ba Mon Sep 17 00:00:00 2001
From: frostming <frostming@tencent.com>
Date: Thu, 4 Jun 2020 19:21:26 +0800
Subject: [PATCH] accepts python as argument

---
 pipenv/environment.py | 9 ++++++++-
 pipenv/project.py     | 6 ++++--
 2 files changed, 12 insertions(+), 3 deletions(-)

diff --git a/pipenv/environment.py b/pipenv/environment.py
index db51af74..508b615e 100644
--- a/pipenv/environment.py
+++ b/pipenv/environment.py
@@ -41,6 +41,7 @@ class Environment(object):
     def __init__(
         self,
         prefix=None,  # type: Optional[str]
+        python=None,  # type: Optional[str]
         is_venv=False,  # type: bool
         base_working_set=None,  # type: pkg_resources.WorkingSet
         pipfile=None,  # type: Optional[Union[tomlkit.toml_document.TOMLDocument, TPipfile]]
@@ -51,6 +52,9 @@ class Environment(object):
         self._modules = {'pkg_resources': pkg_resources, 'pipenv': pipenv}
         self.base_working_set = base_working_set if base_working_set else BASE_WORKING_SET
         prefix = normalize_path(prefix)
+        self._python = None
+        if python is not None:
+            self._python = vistir.compat.Path(python).absolute().as_posix()
         self.is_venv = is_venv or prefix != normalize_path(sys.prefix)
         if not sources:
             sources = []
@@ -267,12 +271,15 @@ class Environment(object):
     def python(self):
         # type: () -> str
         """Path to the environment python"""
+        if self._python is not None:
+            return self._python
         if os.name == "nt" and not self.is_venv:
             py = vistir.compat.Path(self.prefix).joinpath("python").absolute().as_posix()
         else:
             py = vistir.compat.Path(self.script_basedir).joinpath("python").absolute().as_posix()
         if not py:
-            return vistir.compat.Path(sys.executable).as_posix()
+            py = vistir.compat.Path(sys.executable).as_posix()
+        self._python = py
         return py
 
     @cached_property
diff --git a/pipenv/project.py b/pipenv/project.py
index 6ae4e6ac..72331c0b 100644
--- a/pipenv/project.py
+++ b/pipenv/project.py
@@ -352,12 +352,14 @@ class Project(object):
         is_venv = is_in_virtualenv()
         if allow_global and not is_venv:
             prefix = sys.prefix
+            python = sys.executable
         else:
             prefix = self.virtualenv_location
+            python = None
         sources = self.sources if self.sources else [DEFAULT_SOURCE]
         environment = Environment(
-            prefix=prefix, is_venv=is_venv, sources=sources, pipfile=self.parsed_pipfile,
-            project=self
+            prefix=prefix, python=python, is_venv=is_venv, sources=sources,
+            pipfile=self.parsed_pipfile, project=self
         )
         pipenv_dist = get_pipenv_dist(pkg="pipenv")
         if pipenv_dist: