Revert "fix relative imports in tests"

This reverts commit 3c2656e.

synthpop/ipf/test/test_ipf.py

@@ -2,7 +2,7 @@
 import pytest
 from pandas.util import testing as pdt
 
-from synthpop.ipf import ipf
+from .. import ipf
 
 
 def test_trivial_ipf():

synthpop/ipu/test/test_ipu.py

@@ -2,7 +2,9 @@
 import numpy.testing as npt
 import pandas as pd
 import pytest
-from synthpop.ipu import ipu
+from pandas.util import testing as pdt
+
+from .. import ipu
 
 
 @pytest.fixture(scope='module')

synthpop/recipes/tests/test_starter.py

@@ -1,7 +1,6 @@
 import pytest
-from synthpop.synthesizer import *
-from synthpop.recipes.starter import Starter
-from synthpop.recipes.starter2 import Starter as Starter2
+from ...synthesizer import *
+from ..starter import Starter
 
 
 @pytest.fixture
@@ -12,8 +11,3 @@ def key():
 def test_starter(key):
     st = Starter(key, "CA", "Napa County")
     synthesize_all(st, num_geogs=1)
-
-
-def test_starter2(key):
-    st = Starter2(key, "CA", "Napa County")
-    synthesize_all(st, num_geogs=1)

synthpop/test/test_censushelpers.py

@@ -1,7 +1,8 @@
 import pytest
-from synthpop.census_helpers import Census
+from ..census_helpers import Census
 import numpy as np
 from pandas.util.testing import assert_series_equal
+import os
 
 
 @pytest.fixture

synthpop/test/test_draw.py

@@ -4,8 +4,8 @@
 import pytest
 from pandas.util import testing as pdt
 
-from synthpop import draw
-from synthpop.ipu.ipu import _FrequencyAndConstraints
+from .. import draw
+from ..ipu.ipu import _FrequencyAndConstraints
 
 
 @pytest.fixture