Avoid thriftpy import hook

...since it's a global thing. Make importing more explicit by specifying
a path (using pkg_resources) to the .thrift file and loading it
explicitly.

happybase/__init__.py

@@ -3,12 +3,15 @@ HappyBase, a developer-friendly Python library to interact with Apache
 HBase.
 """
 
+import pkg_resources as _pkg_resources
 import thriftpy as _thriftpy
-_thriftpy.install_import_hook()
+_thriftpy.load(
+    _pkg_resources.resource_filename('happybase', 'Hbase.thrift'),
+    'Hbase_thrift')
 
-from ._version import __version__
+from ._version import __version__  # noqa
 
-from .connection import DEFAULT_HOST, DEFAULT_PORT, Connection
-from .table import Table
-from .batch import Batch
-from .pool import ConnectionPool, NoConnectionsAvailable
+from .connection import DEFAULT_HOST, DEFAULT_PORT, Connection  # noqa
+from .table import Table  # noqa
+from .batch import Batch  # noqa
+from .pool import ConnectionPool, NoConnectionsAvailable  # noqa

happybase/batch.py

@@ -8,7 +8,7 @@ from numbers import Integral
 
 import six
 
-from .Hbase_thrift import BatchMutation, Mutation
+from Hbase_thrift import BatchMutation, Mutation
 
 logger = logging.getLogger(__name__)
 

happybase/connection.py

@@ -11,7 +11,8 @@ from thriftpy.thrift import TClient
 from thriftpy.transport import TBufferedTransport, TFramedTransport, TSocket
 from thriftpy.protocol import TBinaryProtocol, TCompactProtocol
 
-from .Hbase_thrift import Hbase, ColumnDescriptor
+from Hbase_thrift import Hbase, ColumnDescriptor
+
 from .table import Table
 from .util import ensure_bytes, pep8_to_camel_case
 

happybase/table.py

@@ -8,7 +8,7 @@ from struct import Struct
 
 from six import iteritems
 
-from .Hbase_thrift import TScan
+from Hbase_thrift import TScan
 
 from .util import thrift_type_to_dict, bytes_increment, OrderedDict
 from .batch import Batch