Requirements Pinned with range to insure tested versions are used.

docs/requirements.txt

@@ -1,7 +1,8 @@
-matplotlib
-pymongo
-progressbar2==3.37.0
-scikit-image
-scipy
-sphinx==1.7.1
-tensorflow==1.5.0
+flake8-docstrings>=1.3,<1.4
+matplotlib>=2.2,<2.3
+pymongo>=3.6,<3.7
+progressbar2>=3.37,<3.38
+scikit-image>=0.13,<0.14
+scipy>=1.0,<1.1
+sphinx>=1.7,<1.8
+tensorflow>=1.7,<1.8

requirements.txt

@@ -1,5 +1,5 @@
-numpy
-progressbar2==3.37.0
-scipy
-scikit-image
-matplotlib
+matplotlib>=2.2,<2.3
+numpy>=1.14,<1.15
+progressbar2>=3.37,<3.38
+scikit-image>=0.13,<0.14
+scipy>=1.0,<1.1

requirements_dev.txt

@@ -0,0 +1 @@
+autopep8>=1.3,<1.4

setup.py

@@ -131,6 +131,8 @@ def req_file(filename):
     # dependencies). You can install these using the following syntax,
     # $ pip install -e .[test]
     extras_require={
+        'dev': req_file("requirements_dev.txt"),
+        'doc': req_file("docs/requirements.txt"),
         'test': req_file("tests/requirements.txt")
     },
     scripts=[

tests/requirements.txt

@@ -1,7 +1,7 @@
-keras==2.1.5
-pydocstyle==2.1.1
-pytest==3.4.1
-pytest-cache==1.0
-pytest-cov==2.5.1
-pytest-xdist==1.22.2
-yapf==0.20.2
+keras>=2.1,<2.2
+pydocstyle>=2.1,<2.2
+pytest>=3.4,<3.5
+pytest-cache>=1.0,<1.1
+pytest-cov>=2.5,<2.6
+pytest-xdist>=1.22,<1.23
+yapf>=0.20,<0.21