diff --git a/tests/test_cgf.py b/tests/test_cgf.py
index 951e55c..df47099 100644
--- a/tests/test_cgf.py
+++ b/tests/test_cgf.py
@@ -1,8 +1,7 @@
 import unittest
-from pyqint import PyQInt, cgf, gto, Molecule
+from pyqint import PyQInt, Molecule
 from copy import deepcopy
 import numpy as np
-import multiprocessing
 import os
 
 class TestCGF(unittest.TestCase):
diff --git a/tests/test_dipole.py b/tests/test_dipole.py
index 41b3585..0d49b2c 100644
--- a/tests/test_dipole.py
+++ b/tests/test_dipole.py
@@ -1,6 +1,5 @@
 import unittest
-from pyqint import PyQInt, cgf, gto, Molecule
-from copy import deepcopy
+from pyqint import PyQInt, Molecule
 import numpy as np
 import os
 
diff --git a/tests/test_grad.py b/tests/test_grad.py
index 6e60c43..c9312ef 100644
--- a/tests/test_grad.py
+++ b/tests/test_grad.py
@@ -1,9 +1,6 @@
 import unittest
-from pyqint import PyQInt, cgf, gto, Molecule
-from copy import deepcopy
+from pyqint import cgf
 import numpy as np
-import multiprocessing
-import os
 
 class TestGrad(unittest.TestCase):
     """
diff --git a/tests/test_hf.py b/tests/test_hf.py
index e5bbb11..6629091 100644
--- a/tests/test_hf.py
+++ b/tests/test_hf.py
@@ -1,5 +1,5 @@
 import unittest
-from pyqint import PyQInt, cgf, gto, Molecule, HF
+from pyqint import Molecule, HF
 import numpy as np
 
 class TestHF(unittest.TestCase):
diff --git a/tests/test_hf_deriv.py b/tests/test_hf_deriv.py
index 41936f6..1ce4f58 100644
--- a/tests/test_hf_deriv.py
+++ b/tests/test_hf_deriv.py
@@ -1,10 +1,7 @@
 import unittest
-from pyqint import PyQInt, cgf, gto, Molecule, HF
+from pyqint import Molecule, HF
 from copy import deepcopy
 import numpy as np
-import multiprocessing
-import os
-from nose.tools import nottest
 
 class TestHFDeriv(unittest.TestCase):
 
diff --git a/tests/test_hf_molecules.py b/tests/test_hf_molecules.py
index 4ea0001..454439b 100644
--- a/tests/test_hf_molecules.py
+++ b/tests/test_hf_molecules.py
@@ -1,10 +1,6 @@
 import unittest
-from pyqint import PyQInt, cgf, gto, Molecule, HF
-from copy import deepcopy
+from pyqint import Molecule, HF
 import numpy as np
-import multiprocessing
-import os
-from nose.tools import nottest
 
 class TestHFMolecules(unittest.TestCase):
 
diff --git a/tests/test_hf_molecules_charged.py b/tests/test_hf_molecules_charged.py
index bb39324..a452d13 100644
--- a/tests/test_hf_molecules_charged.py
+++ b/tests/test_hf_molecules_charged.py
@@ -1,10 +1,6 @@
 import unittest
-from pyqint import PyQInt, cgf, gto, Molecule, HF, GeometryOptimization
-from copy import deepcopy
+from pyqint import Molecule, GeometryOptimization
 import numpy as np
-import multiprocessing
-import os
-from nose.tools import nottest
 
 class TestHFMoleculeCharged(unittest.TestCase):
 
diff --git a/tests/test_integrals_openmp.py b/tests/test_integrals_openmp.py
index 43beb78..2b68cb6 100644
--- a/tests/test_integrals_openmp.py
+++ b/tests/test_integrals_openmp.py
@@ -3,7 +3,6 @@
 import numpy as np
 import multiprocessing
 import os
-from nose.tools import nottest
 
 class TestIntegralsOpenMP(unittest.TestCase):
 
diff --git a/tests/test_kinetic.py b/tests/test_kinetic.py
index 62ec7ee..7172c4e 100644
--- a/tests/test_kinetic.py
+++ b/tests/test_kinetic.py
@@ -1,6 +1,5 @@
 import unittest
-from pyqint import PyQInt, cgf, gto, Molecule
-from copy import deepcopy
+from pyqint import PyQInt, gto, Molecule
 import numpy as np
 
 class TestKinetic(unittest.TestCase):
diff --git a/tests/test_molecule_order.py b/tests/test_molecule_order.py
index 1f1221a..471c565 100644
--- a/tests/test_molecule_order.py
+++ b/tests/test_molecule_order.py
@@ -1,10 +1,6 @@
 import unittest
-from pyqint import PyQInt, cgf, gto, Molecule, HF
-from copy import deepcopy
+from pyqint import Molecule, HF
 import numpy as np
-import multiprocessing
-import os
-from nose.tools import nottest
 
 class TestMoleculeOrder(unittest.TestCase):
     
diff --git a/tests/test_nuclear.py b/tests/test_nuclear.py
index 295f86e..f2c9579 100644
--- a/tests/test_nuclear.py
+++ b/tests/test_nuclear.py
@@ -1,6 +1,5 @@
 import unittest
-from pyqint import PyQInt, cgf, gto, Molecule
-from copy import deepcopy
+from pyqint import PyQInt, gto, Molecule
 import numpy as np
 
 class TestNuclear(unittest.TestCase):
diff --git a/tests/test_nuclear_deriv.py b/tests/test_nuclear_deriv.py
index 07c74dc..6306f53 100644
--- a/tests/test_nuclear_deriv.py
+++ b/tests/test_nuclear_deriv.py
@@ -1,8 +1,7 @@
 import unittest
-from pyqint import PyQInt, cgf, gto, Molecule
+from pyqint import PyQInt, Molecule
 from copy import deepcopy
 import numpy as np
-import multiprocessing
 import os
 
 class TestNuclearDeriv(unittest.TestCase):
diff --git a/tests/test_overlap.py b/tests/test_overlap.py
index 8d6fbbb..9da6835 100644
--- a/tests/test_overlap.py
+++ b/tests/test_overlap.py
@@ -1,6 +1,5 @@
 import unittest
-from pyqint import PyQInt, cgf, gto, Molecule
-from copy import deepcopy
+from pyqint import PyQInt, gto, Molecule
 import numpy as np
 
 class TestOverlap(unittest.TestCase):
diff --git a/tests/test_overlap_deriv.py b/tests/test_overlap_deriv.py
index 7012df6..78f9e64 100644
--- a/tests/test_overlap_deriv.py
+++ b/tests/test_overlap_deriv.py
@@ -1,5 +1,5 @@
 import unittest
-from pyqint import PyQInt, cgf, gto, Molecule
+from pyqint import PyQInt, Molecule
 from copy import deepcopy
 import numpy as np
 
diff --git a/tests/test_plot_data.py b/tests/test_plot_data.py
index f8522d4..7bf4488 100644
--- a/tests/test_plot_data.py
+++ b/tests/test_plot_data.py
@@ -1,6 +1,5 @@
 import unittest
-from pyqint import PyQInt, cgf, gto, Molecule
-from copy import deepcopy
+from pyqint import PyQInt, Molecule
 import numpy as np
 import os
 
diff --git a/tests/test_repulsion.py b/tests/test_repulsion.py
index 027a9e0..24dad59 100644
--- a/tests/test_repulsion.py
+++ b/tests/test_repulsion.py
@@ -1,6 +1,5 @@
 import unittest
-from pyqint import PyQInt, cgf, gto, Molecule
-from copy import deepcopy
+from pyqint import PyQInt, gto, Molecule
 import numpy as np
 
 class TestRepulsion(unittest.TestCase):
diff --git a/tests/test_repulsion_deriv.py b/tests/test_repulsion_deriv.py
index 0aa62d7..24f081f 100644
--- a/tests/test_repulsion_deriv.py
+++ b/tests/test_repulsion_deriv.py
@@ -1,5 +1,5 @@
 import unittest
-from pyqint import PyQInt, cgf, gto, Molecule
+from pyqint import PyQInt, gto, Molecule
 from copy import deepcopy
 import numpy as np
 
diff --git a/tests/test_str.py b/tests/test_str.py
index ccf10bc..370fe6c 100644
--- a/tests/test_str.py
+++ b/tests/test_str.py
@@ -2,9 +2,6 @@
 from nose.tools import nottest
 import pyqint
 from pyqint import PyQInt, Molecule
-import numpy as np
-import multiprocessing
-import os
 
 class TestString(unittest.TestCase):
 
diff --git a/tests/test_tolerance.py b/tests/test_tolerance.py
index 4ad9d8e..8280bee 100644
--- a/tests/test_tolerance.py
+++ b/tests/test_tolerance.py
@@ -1,9 +1,6 @@
 import unittest
-from pyqint import PyQInt, cgf, gto, Molecule, HF
-from copy import deepcopy
+from pyqint import Molecule, HF
 import numpy as np
-import multiprocessing
-import os
 
 class TestHF(unittest.TestCase):