--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/env/lib/python3.7/site-packages/cwltool/__init__.py	Sat May 02 07:14:21 2020 -0400
@@ -0,0 +1,17 @@
+"""Reference implementation of the CWL standards."""
+from __future__ import absolute_import
+import warnings
+import sys
+__author__ = 'pamstutz@veritasgenetics.com'
+
+class CWLToolDeprecationWarning(Warning):
+    pass
+
+# Hate this?
+# set PYTHONWARNINGS=ignore:DEPRECATION::cwltool.__init__
+if sys.version_info < (3, 0):
+    warnings.warn("""
+DEPRECATION: Python 2.7 will reach the end of its life on January 1st, 2020.
+Please upgrade your Python as the Python 2.7 version of cwltool won't be
+maintained after that date.
+""",  category=CWLToolDeprecationWarning)