From ca8a16c2ac2e4907377543b7cc15fa053b46defc Mon Sep 17 00:00:00 2001
From: Frost Ming <mianghong@gmail.com>
Date: Thu, 29 Oct 2020 12:03:40 +0800
Subject: [PATCH] Skip venv dir when searching for metadata

---
 news/4480.bugfix.rst                              |  1 +
 .../vendor/requirementslib/models/setup_info.py   | 15 +++++++++++++++
 2 files changed, 16 insertions(+)
 create mode 100644 news/4480.bugfix.rst

diff --git a/news/4480.bugfix.rst b/news/4480.bugfix.rst
new file mode 100644
index 00000000..78896328
--- /dev/null
+++ b/news/4480.bugfix.rst
@@ -0,0 +1 @@
+Fix a bug that dist-info inside ``venv`` directory will be mistaken as the editable package's metadata.
diff --git a/pipenv/vendor/requirementslib/models/setup_info.py b/pipenv/vendor/requirementslib/models/setup_info.py
index 4a5fe771..324a714b 100644
--- a/pipenv/vendor/requirementslib/models/setup_info.py
+++ b/pipenv/vendor/requirementslib/models/setup_info.py
@@ -465,6 +465,18 @@ class ScandirCloser(object):
             pass
 
 
+def _is_venv_dir(path):
+    # type: (AnyStr) -> bool
+    if os.name == "nt":
+        return os.path.isfile(os.path.join(path, "Scripts/python.exe")) or os.path.isfile(
+            os.path.join(path, "Scripts/activate")
+        )
+    else:
+        return os.path.isfile(os.path.join(path, "bin/python")) or os.path.isfile(
+            os.path.join(path, "bin/activate")
+        )
+
+
 def iter_metadata(path, pkg_name=None, metadata_type="egg-info"):
     # type: (AnyStr, Optional[AnyStr], AnyStr) -> Generator
     if pkg_name is not None:
@@ -472,6 +484,9 @@ def iter_metadata(path, pkg_name=None, metadata_type="egg-info"):
     dirs_to_search = [path]
     while dirs_to_search:
         p = dirs_to_search.pop(0)
+        # Skip when the directory is like a venv
+        if _is_venv_dir(p):
+            continue
         with contextlib.closing(ScandirCloser(p)) as path_iterator:
             for entry in path_iterator:
                 if entry.is_dir():