diff -uNr pymodbus-1.4.0.old/setup.py pymodbus-1.4.0/setup.py
--- pymodbus-1.4.0.old/setup.py	2018-01-03 08:15:31.000000000 +0100
+++ pymodbus-1.4.0/setup.py	2018-04-15 23:24:10.482205858 +0200
@@ -16,8 +16,6 @@
 try:  # if not installed, install and proceed
     from setuptools import setup, find_packages
 except ImportError:
-    from ez_setup import use_setuptools
-    use_setuptools()
     from setuptools import setup, find_packages
 
 try:
@@ -61,7 +59,6 @@
     license='BSD',
     packages=find_packages(exclude=['examples', 'test']),
     exclude_package_data={'': ['examples', 'test', 'tools', 'doc']},
-    py_modules=['ez_setup'],
     platforms=['Linux', 'Mac OS X', 'Win'],
     include_package_data=True,
     zip_safe=True,