v12.7.1 release notes

docs/release_notes.rst

@@ -18,6 +18,11 @@ wish to use some of its features for working with PDFs.
    for Python 3.6 around that time. The change will be marked with a major
    release.
 
+v12.7.1
+=======
+
+-  Declare support for pdfminer.six v20211012.
+
 v12.7.0
 =======
 

setup.cfg

@@ -51,7 +51,7 @@ install_requires =
     img2pdf>=0.3.0,<0.5  # pure Python
     importlib-metadata>=4;python_version<'3.8'  # until Python 3.8
     importlib-resources>=5;python_version<'3.9'  # until Python 3.9
-    pdfminer.six!=20200720,>=20191110,<=20201018
+    pdfminer.six!=20200720,>=20191110,<=20211012
     pikepdf>=2.10.0
     pikepdf<3;implementation_name=="pypy" and python_version=='3.6'
     pluggy>=0.13.0,<2