remove np.random as RandomState

setup.py

@@ -86,7 +86,7 @@ def finalize_options(self):
     # You can just specify the packages manually here if your project is
     # simple. Or you can use find_packages().
     package_dir={'': 'src'},
-    packages=find_packages() + 
+    packages=find_packages() +
         find_packages(where="src"),
     package_data={'pyuoi': ['data/*.h5']},
 

src/pyuoi/datasets/__init__.py

@@ -127,7 +127,7 @@
         rng = np.random.RandomState(random_state)
     else:
         if random_state is None:
-            rng = np.random
+            rng = np.random.RandomState()
         else:
             rng = random_state
     n_not_informative = n_features - n_informative

src/pyuoi/decomposition/NMF.py

@@ -141,7 +141,7 @@ def __initialize(self, **kwargs):
 
         # initialize random state
         if random_state is None:
-            self._rand = np.random
+            self._rand = np.random.RandomState()
         else:
             if isinstance(random_state, int):
                 self._rand = np.random.RandomState(random_state)

src/pyuoi/linear_model/base.py

@@ -109,7 +109,7 @@ def __init__(self, n_boots_sel=24, n_boots_est=24, selection_frac=0.9,
             self.random_state = np.random.RandomState(random_state)
         else:
             if random_state is None:
-                self.random_state = np.random
+                self.random_state = np.random.RandomState()
             else:
                 self.random_state = random_state