Remove import from .context as it is unnecessary, add module level co…

…mment.

tests/test_distributions.py

@@ -1,3 +1,8 @@
+# -*- coding: utf-8 -*-
+"""
+Tests the distribution classes.
+"""
+
 import unittest
 
 

tests/test_distributions2.py

@@ -1,9 +1,13 @@
+# -*- coding: utf-8 -*-
+"""
+Tests the distribution classes.
+"""
+
 import pytest
 
 import numpy as np
 import scipy.stats as sts
 
-from .context import viroconcom
 from viroconcom.distributions import (WeibullDistribution, NormalDistribution,
                                       LognormalDistribution)
 from viroconcom.params import ConstantParam

tests/test_params.py

@@ -1,17 +1,11 @@
-#!/usr/bin/env python3
 # -*- coding: utf-8 -*-
 """
-Created on Tue Sep 19 12:22:42 2017
-
-@author: nb
+Tests the parameter classes
 """
 import unittest
 
 import numpy as np
 
-
-from .context import viroconcom
-
 from viroconcom.params import ConstantParam, FunctionParam, Wrapper
 
 

tests/test_pca.py

@@ -6,8 +6,6 @@
 
 from numpy.testing import assert_allclose
 
-from .context import viroconcom
-
 from viroconcom.utility import PCA
 from viroconcom.fitting import Fit
 from viroconcom.contours import IFormContour