From cee33bbd7ebba0a3a9567210565813a29f95406a Mon Sep 17 00:00:00 2001
From: dev2718 <alexanderfirbas@gmail.com>
Date: Thu, 13 Jan 2022 15:33:41 +0100
Subject: [PATCH] fix #4637 (#4639)

Co-authored-by: Alexander Firbas <alexander.firbas@gmail.com>
---
 news/fix-__file__-attribute.rst | 23 +++++++++++++++++++++++
 xonsh/imphooks.py               |  2 +-
 2 files changed, 24 insertions(+), 1 deletion(-)
 create mode 100644 news/fix-__file__-attribute.rst

diff --git a/news/fix-__file__-attribute.rst b/news/fix-__file__-attribute.rst
new file mode 100644
index 000000000..526d09a99
--- /dev/null
+++ b/news/fix-__file__-attribute.rst
@@ -0,0 +1,23 @@
+**Added:**
+
+* <news item>
+
+**Changed:**
+
+* <news item>
+
+**Deprecated:**
+
+* <news item>
+
+**Removed:**
+
+* <news item>
+
+**Fixed:**
+
+* If a .xsh file is imported, the resulting module will now always have an absolute \_\_file\_\_ attribute to be consistent with pythons behavior since python 3.4.
+
+**Security:**
+
+* <news item>
diff --git a/xonsh/imphooks.py b/xonsh/imphooks.py
index 41fc89491..9883168a8 100644
--- a/xonsh/imphooks.py
+++ b/xonsh/imphooks.py
@@ -75,7 +75,7 @@ class XonshImportHook(MetaPathFinder, SourceLoader):
             if fname not in {x.name for x in os.scandir(p)}:
                 continue
             spec = ModuleSpec(fullname, self)
-            self._filenames[fullname] = os.path.join(p, fname)
+            self._filenames[fullname] = os.path.abspath(os.path.join(p, fname))
             break
         return spec