From a3d6d23a923d62a713b9e4536d5f7ce7313d99c7 Mon Sep 17 00:00:00 2001
From: "Miss Islington (bot)"
 <31488909+miss-islington@users.noreply.github.com>
Date: Thu, 11 Jun 2020 12:32:37 -0700
Subject: bpo-40626: Support HDF5 in mimetypes (GH-20042)

Add hdf5 with .h5 file extension

See 'Recommendations' section for mime types from the HDF group:  https://www.hdfgroup.org/2018/06/citations-for-hdf-data-and-software/

Patch by Mark Schwab.
(cherry picked from commit 60c2a810e37994fc640c58d0ef45b6843354b770)

Co-authored-by: MARK SCHWAB <32745414+schwabm@users.noreply.github.com>
---
 Lib/mimetypes.py                                                  | 1 +
 Misc/NEWS.d/next/Library/2020-05-18-17-29-30.bpo-40626.NeZufF.rst | 1 +
 2 files changed, 2 insertions(+)
 create mode 100644 Misc/NEWS.d/next/Library/2020-05-18-17-29-30.bpo-40626.NeZufF.rst

diff --git a/Lib/mimetypes.py b/Lib/mimetypes.py
index f33b658..434f5b3 100644
--- a/Lib/mimetypes.py
+++ b/Lib/mimetypes.py
@@ -447,6 +447,7 @@ def _default_mime_types():
         '.dvi'    : 'application/x-dvi',
         '.gtar'   : 'application/x-gtar',
         '.hdf'    : 'application/x-hdf',
+        '.h5'     : 'application/x-hdf5',
         '.latex'  : 'application/x-latex',
         '.mif'    : 'application/x-mif',
         '.cdf'    : 'application/x-netcdf',
diff --git a/Misc/NEWS.d/next/Library/2020-05-18-17-29-30.bpo-40626.NeZufF.rst b/Misc/NEWS.d/next/Library/2020-05-18-17-29-30.bpo-40626.NeZufF.rst
new file mode 100644
index 0000000..fe652cd
--- /dev/null
+++ b/Misc/NEWS.d/next/Library/2020-05-18-17-29-30.bpo-40626.NeZufF.rst
@@ -0,0 +1 @@
+Add h5 file extension as MIME Type application/x-hdf5, as per HDF Group recommendation for HDF5 formatted data files. Patch contributed by Mark Schwab.
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