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-rw-r--r--gnu/local.mk1
-rw-r--r--gnu/packages/patches/python-file-double-encoding-bug.patch50
-rw-r--r--gnu/packages/python.scm5
3 files changed, 56 insertions, 0 deletions
diff --git a/gnu/local.mk b/gnu/local.mk
index cda33e1fb3..df86b94e86 100644
--- a/gnu/local.mk
+++ b/gnu/local.mk
@@ -780,6 +780,7 @@ dist_patch_DATA = \
%D%/packages/patches/python-3.5-fix-tests.patch \
%D%/packages/patches/python-dendropy-exclude-failing-tests.patch \
%D%/packages/patches/python-django-fix-testcase.patch \
+ %D%/packages/patches/python-file-double-encoding-bug.patch \
%D%/packages/patches/python-fix-tests.patch \
%D%/packages/patches/python-ipython-inputhook-ctype.patch \
%D%/packages/patches/python-rarfile-fix-tests.patch \
diff --git a/gnu/packages/patches/python-file-double-encoding-bug.patch b/gnu/packages/patches/python-file-double-encoding-bug.patch
new file mode 100644
index 0000000000..bbe825c36a
--- /dev/null
+++ b/gnu/packages/patches/python-file-double-encoding-bug.patch
@@ -0,0 +1,50 @@
+Fix bug that breaks file's Python bindings when using Python 3. This patch
+should not be applied when using Python 2.
+
+Copied from upstream source repository:
+
+https://github.com/file/file/commit/73e043d2a986234b187a00ed0c8d1f7bf83df372
+
+From 73e043d2a986234b187a00ed0c8d1f7bf83df372 Mon Sep 17 00:00:00 2001
+From: Christos Zoulas <christos@zoulas.com>
+Date: Tue, 28 Jun 2016 17:10:22 +0000
+Subject: [PATCH] PR/562: Reiner Herrmann: Avoid double encoding with python3
+
+---
+ python/magic.py | 6 +++---
+ 1 file changed, 3 insertions(+), 3 deletions(-)
+
+diff --git a/python/magic.py b/python/magic.py
+index c48f7d5..b0f7a17 100644
+--- a/python/magic.py
++++ b/python/magic.py
+@@ -134,7 +134,7 @@ class Magic(object):
+ if isinstance(r, str):
+ return r
+ else:
+- return str(r).encode('utf-8')
++ return str(r, 'utf-8')
+
+ def descriptor(self, fd):
+ """
+@@ -152,7 +152,7 @@ class Magic(object):
+ if isinstance(r, str):
+ return r
+ else:
+- return str(r).encode('utf-8')
++ return str(r, 'utf-8')
+
+ def error(self):
+ """
+@@ -163,7 +163,7 @@ class Magic(object):
+ if isinstance(e, str):
+ return e
+ else:
+- return str(e).encode('utf-8')
++ return str(e, 'utf-8')
+
+ def setflags(self, flags):
+ """
+--
+2.10.1
+
diff --git a/gnu/packages/python.scm b/gnu/packages/python.scm
index f91747903f..559bdc69f0 100644
--- a/gnu/packages/python.scm
+++ b/gnu/packages/python.scm
@@ -6459,6 +6459,10 @@ Python's @code{ctypes} foreign function interface (FFI).")
(package
(inherit file)
(name "python-file")
+ (source (origin
+ (inherit (package-source file))
+ ;; This patch should not be applied to python2-file.
+ (patches (search-patches "python-file-double-encoding-bug.patch"))))
(build-system python-build-system)
(arguments
'(#:tests? #f ;no tests
@@ -6487,6 +6491,7 @@ serve the same purpose: provide Python bindings for libmagic.")
(let ((base (package-with-python2 (strip-python2-variant python-file))))
(package
(inherit base)
+ (source (package-source file))
(native-inputs
`(("python2-setuptools" ,python2-setuptools)
,@(package-native-inputs base))))))