Deprecate Python 3.4 support

biopython · Feb 27, 2019 · 6543091 · 6543091
1 parent b13faf4
commit 6543091
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diff --git a/DEPRECATED.rst b/DEPRECATED.rst
@@ -38,6 +38,10 @@ Python 3.3
 No longer supported as of Release 1.70, having triggered a warning with
 release 1.67 onwards.
 
+Python 3.4
+==========
+Deprecated as of release 1.74.
+
 Jython
 ======
 Biopython is mostly working under Jython 2.7.0, but support for Jython

diff --git a/NEWS.rst b/NEWS.rst
@@ -11,7 +11,8 @@ The latest news is at the top of this file.
 (In progress, not yet released): Biopython 1.74
 ===============================================
 
-This release of Biopython supports Python 2.7, 3.4, 3.5, 3.6 and 3.7.
+This release of Biopython supports Python 2.7, 3.4, 3.5, 3.6 and 3.7. However,
+it will be the last release to support Python 3.4 which is now at end-of-life.
 It has also been tested on PyPy2.7 v6.0.0 and PyPy3.5 v6.0.0.
 
 As in recent releases, more of our code is now explicitly available under

diff --git a/setup.py b/setup.py
@@ -140,6 +140,8 @@ def is_ironpython():
     sys.stderr.write("Biopython requires Python 3.4 or later (or Python 2.7). "
                      "Python %d.%d detected.\n" % sys.version_info[:2])
     sys.exit(1)
+if sys.version_info[:2] == (3, 4):
+    print("WARNING: Biopython support for Python 3.4 is now deprecated.")
 
 if is_jython():
     sys.stderr.write("WARNING: Biopython support for Jython is now deprecated.\n")