Add 7z file support #3906

beets/importer.py

@@ -1054,6 +1054,12 @@ class ArchiveImportTask(SentinelImportTask):
                 pass
             else:
                 cls._handlers.append((is_rarfile, RarFile))
+            try:
+                from py7zr import is_7zfile, SevenZipFile
+            except ImportError:
+                pass
+            else:
+                cls._handlers.append((is_7zfile, SevenZipFile))
 
         return cls._handlers
 

docs/changelog.rst

@@ -214,6 +214,10 @@ Other new things:
   ``check_on_import`` config option.
 * :doc:`/plugins/export`: big speedups when `--include-keys` option is used
   Thanks to :user:`ssssam`.
+* Added 7z support via the `py7zr`_ library
+  Thanks to :user:`arogl`.  :bug:`3906`
+
+  .. _py7zr: https://github.com/miurahr/py7zr
 
 Fixes:
 

setup.py

@@ -122,6 +122,7 @@ setup(
             'responses>=0.3.0',
             'requests_oauthlib',
             'reflink',
+            'py7zr',
         ] + (
             # Tests for the thumbnails plugin need pathlib on Python 2 too.
             ['pathlib'] if (sys.version_info < (3, 4, 0)) else []

test/test_importer.py

@@ -450,6 +450,12 @@ class ImportRarTest(ImportZipTest):
         return os.path.join(_common.RSRC, b'archive.rar')
 
 
+class Import7zTest(ImportZipTest):
+
+    def create_archive(self):
+        return os.path.join(_common.RSRC, b'archive.7z')
+
+
 @unittest.skip('Implement me!')
 class ImportPasswordRarTest(ImportZipTest):