Added round-trip Tests, changend bool_ to np.bool_

Added test for scaler numpy bool, added numpy bool to mixed list test, removed modifications to pack test and changend bool_ to np.bool_

Author: PhyNerd

pandas/io/msgpack/_packer.pyx

@@ -8,7 +8,7 @@ from libc.limits cimport *
 
 from pandas.io.msgpack.exceptions import PackValueError
 from pandas.io.msgpack import ExtType
-from numpy import bool_
+import numpy as np
 
 
 cdef extern from "../../src/msgpack/pack.h":
@@ -134,7 +134,7 @@ cdef class Packer(object):
         while True:
             if o is None:
                 ret = msgpack_pack_nil(&self.pk)
-            elif isinstance(o, (bool, bool_)):
+            elif isinstance(o, (bool, np.bool_)):
                 if o:
                     ret = msgpack_pack_true(&self.pk)
                 else:

pandas/tests/io/msgpack/test_pack.py

@@ -7,7 +7,6 @@
 from pandas import compat
 from pandas.compat import u, OrderedDict
 from pandas.io.msgpack import packb, unpackb, Unpacker, Packer
-from numpy import bool_
 
 
 class TestPack(object):
@@ -26,7 +25,6 @@ def testPack(self):
             (), ((),), ((), None,),
             {None: 0},
             (1 << 23),
-            bool_(1), bool_(0),
         ]
         for td in test_data:
             self.check(td)

pandas/tests/io/test_packers.py

@@ -180,6 +180,15 @@ def test_scalar_float(self):
         x_rec = self.encode_decode(x)
         tm.assert_almost_equal(x, x_rec)
 
+    def test_scalar_bool(self):
+        x = np.bool_(1)
+        x_rec = self.encode_decode(x)
+        tm.assert_almost_equal(x, x_rec)
+
+        x = np.bool_(0)
+        x_rec = self.encode_decode(x)
+        tm.assert_almost_equal(x, x_rec)
+
     def test_scalar_complex(self):
         x = np.random.rand() + 1j * np.random.rand()
         x_rec = self.encode_decode(x)
@@ -263,7 +272,7 @@ def test_numpy_array_complex(self):
                 x.dtype == x_rec.dtype)
 
     def test_list_mixed(self):
-        x = [1.0, np.float32(3.5), np.complex128(4.25), u('foo')]
+        x = [1.0, np.float32(3.5), np.complex128(4.25), u('foo'), np.bool_(1)]
         x_rec = self.encode_decode(x)
         # current msgpack cannot distinguish list/tuple
         tm.assert_almost_equal(tuple(x), x_rec)