Added minimum version of twine to dev tool requirements in setup.py

Also:
- Updated comment in tasks.py to document minimum version of twine, wheel, and setuptools required

2 files changed, 7 insertions, 2 deletions

diff --git a/setup.py b/setup.py
index 57ea5d37..59c53b68 100755
--- a/setup.py
+++ b/setup.py
@@ -73,7 +73,7 @@ EXTRAS_REQUIRE = {
     # install with 'pip install -e .[dev]'
     'dev': [
         'pytest', 'pytest-cov', 'tox', 'pylint', 'sphinx', 'sphinx-rtd-theme',
-        'sphinx-autobuild','invoke', 'twine',
+        'sphinx-autobuild', 'invoke', 'twine>=1.11',
     ]
 }
 
diff --git a/tasks.py b/tasks.py
index 000af0a5..5c0bd772 100644
--- a/tasks.py
+++ b/tasks.py
@@ -1,7 +1,12 @@
 #
 # coding=utf-8
-"""Development related tasks to be run with 'invoke'"""
+"""Development related tasks to be run with 'invoke'.
 
+Make sure you satisfy the following Python module requirements if you are trying to publish a release to PyPI:
+    - twine >= 1.11.0
+    - wheel >= 0.31.0
+    - setuptools >= 39.1.0
+"""
 import os
 import shutil