MAINT: Rearrange numpy/testing files.

This is to prepare for the switch to pytest.

* Rename `numpy/testing/nose_tools` to `numpy/testing/_private`.
* Redirect imports as needed.
* Copy `_testutils.py` from scipy to `numpy/testing/_private`.
* Rename `_testutils.py` to `_pytester.py` and remove unneeded bits.

13 files changed, 15 insertions, 10 deletions

diff --git a/numpy/distutils/__init__.py b/numpy/distutils/__init__.py
index 0450334ff..d5921b399 100644
--- a/numpy/distutils/__init__.py
+++ b/numpy/distutils/__init__.py
@@ -17,7 +17,7 @@ try:
     # Normally numpy is installed if the above import works, but an interrupted
     # in-place build could also have left a __config__.py.  In that case the
     # next import may still fail, so keep it inside the try block.
-    from numpy.testing.nosetester import _numpy_tester
+    from numpy.testing import _numpy_tester
     test = _numpy_tester().test
 except ImportError:
     pass
@@ -26,7 +26,7 @@ except ImportError:
 def customized_fcompiler(plat=None, compiler=None):
     from numpy.distutils.fcompiler import new_fcompiler
     c = new_fcompiler(plat=plat, compiler=compiler)
-    c.customize() 
+    c.customize()
     return c
 
 def customized_ccompiler(plat=None, compiler=None):
diff --git a/numpy/testing/__init__.py b/numpy/testing/__init__.py
index 9485b455e..f4970b06b 100644
--- a/numpy/testing/__init__.py
+++ b/numpy/testing/__init__.py
@@ -9,7 +9,12 @@ from __future__ import division, absolute_import, print_function
 
 from unittest import TestCase
 
-from . import decorators as dec
-from .nosetester import run_module_suite, NoseTester as Tester, _numpy_tester
-from .utils import *
+from ._private.utils import *
+from ._private import decorators as dec
+from ._private.nosetester import (
+    run_module_suite, NoseTester as Tester, _numpy_tester,
+    )
+
+__all__ = _private.utils.__all__ + ['TestCase', 'run_module_suite']
+
 test = _numpy_tester().test
diff --git a/numpy/testing/nose_tools/__init__.py b/numpy/testing/_private/__init__.py
index e69de29bb..e69de29bb 100644
--- a/numpy/testing/nose_tools/__init__.py
+++ b/numpy/testing/_private/__init__.py
diff --git a/numpy/testing/nose_tools/decorators.py b/numpy/testing/_private/decorators.py
index dee832404..dee832404 100644
--- a/numpy/testing/nose_tools/decorators.py
+++ b/numpy/testing/_private/decorators.py
diff --git a/numpy/testing/nose_tools/noseclasses.py b/numpy/testing/_private/noseclasses.py
index 08dec0ca9..08dec0ca9 100644
--- a/numpy/testing/nose_tools/noseclasses.py
+++ b/numpy/testing/_private/noseclasses.py
diff --git a/numpy/testing/nose_tools/nosetester.py b/numpy/testing/_private/nosetester.py
index c2cf58377..c2cf58377 100644
--- a/numpy/testing/nose_tools/nosetester.py
+++ b/numpy/testing/_private/nosetester.py
diff --git a/numpy/testing/nose_tools/parameterized.py b/numpy/testing/_private/parameterized.py
index 53e67517d..53e67517d 100644
--- a/numpy/testing/nose_tools/parameterized.py
+++ b/numpy/testing/_private/parameterized.py
diff --git a/numpy/testing/nose_tools/utils.py b/numpy/testing/_private/utils.py
index 507ecb1e2..507ecb1e2 100644
--- a/numpy/testing/nose_tools/utils.py
+++ b/numpy/testing/_private/utils.py
diff --git a/numpy/testing/decorators.py b/numpy/testing/decorators.py
index 21bcdd798..f76ee6632 100644
--- a/numpy/testing/decorators.py
+++ b/numpy/testing/decorators.py
@@ -5,4 +5,4 @@ set of tools
 """
 import os
 
-from .nose_tools.decorators import *
+from ._private.decorators import *
diff --git a/numpy/testing/noseclasses.py b/numpy/testing/noseclasses.py
index 144c4e7e4..7c0a5b7f6 100644
--- a/numpy/testing/noseclasses.py
+++ b/numpy/testing/noseclasses.py
@@ -2,4 +2,4 @@
 Back compatibility noseclasses module. It will import the appropriate
 set of tools
 """
-from .nose_tools.noseclasses import *
\ No newline at end of file
+from ._private.noseclasses import *
diff --git a/numpy/testing/nosetester.py b/numpy/testing/nosetester.py
index 949fae03e..b7c009f12 100644
--- a/numpy/testing/nosetester.py
+++ b/numpy/testing/nosetester.py
@@ -5,7 +5,7 @@ set of tools
 """
 import os
 
-from .nose_tools.nosetester import *
+from ._private.nosetester import *
 
 
 __all__ = ['get_package_name', 'run_module_suite', 'NoseTester',
diff --git a/numpy/testing/setup.py b/numpy/testing/setup.py
index 5a0f977d9..b00e5e029 100755
--- a/numpy/testing/setup.py
+++ b/numpy/testing/setup.py
@@ -6,7 +6,7 @@ def configuration(parent_package='',top_path=None):
     from numpy.distutils.misc_util import Configuration
     config = Configuration('testing', parent_package, top_path)
 
-    config.add_subpackage('nose_tools')
+    config.add_subpackage('_private')
     config.add_subpackage('pytest_tools')
     config.add_data_dir('tests')
     return config
diff --git a/numpy/testing/utils.py b/numpy/testing/utils.py
index a0218c4e6..914fc6806 100644
--- a/numpy/testing/utils.py
+++ b/numpy/testing/utils.py
@@ -5,7 +5,7 @@ set of tools
 """
 import os
 
-from .nose_tools.utils import *
+from ._private.utils import *
 
 __all__ = [
         'assert_equal', 'assert_almost_equal', 'assert_approx_equal',