Merge pull request #322 into master

To keep requirements clean and up to date, only direct dependencies
should be listed in requirements.txt and setup.py.

Author: Benjamin Moody

requirements.txt

@@ -1,18 +1,7 @@
-certifi==2020.4.5.1
-chardet==3.0.4
-cycler==0.10.0
-idna==2.9
-joblib==0.14.1
-kiwisolver==1.2.0
 matplotlib==3.3.4
 nose==1.3.7
 numpy==1.18.5
 pandas==1.0.3
-pyparsing==2.4.7
-python-dateutil==2.8.1
-pytz==2020.1
 requests==2.23.0
 scikit-learn==0.22.2.post1
 scipy==1.4.1
-threadpoolctl==2.1.0
-urllib3==1.25.9

setup.py

@@ -56,23 +56,12 @@
     # requirements files see:
     # https://packaging.python.org/en/latest/requirements.html
     install_requires=[
-        'certifi>=2016.8.2',
-        'chardet>=3.0.0',
-        'cycler>=0.10.0',
-        'idna>=2.2',
-        'joblib>=0.11',
-        'kiwisolver>=1.1.0',
         'matplotlib>=3.3.4',
         'numpy>=1.10.1',
         'pandas>=0.17.0',
-        'pyparsing>=2.0.4',
-        'python-dateutil>=2.4.2',
-        'pytz>=2017.2',
         'requests>=2.8.1',
         'scikit-learn>=0.18',
         'scipy>=0.17.0',
-        'threadpoolctl>=1.0.0',
-        'urllib3>=1.22'
     ],
 
     # List additional groups of dependencies here (e.g. development