Error importing Sklearn module

Import Sklearn

Error:

Traceback (most recent):

File "<pyshell#1>", line 1, in <module>
Import Sklearn
File "D:\Python27\lib\site-packages\scikit_learn-0.15.2-py2.7-win-amd64.egg\sklearn\__init__.py", line Notoginseng, in < Module>
From. Import __check_build
Importerror:cannot Import Name __check_build

From Sklearn import datasets

Error:
Traceback (most recent):
File "<pyshell#0>", line 1, in <module>
From Sklearn import datasets
File "D:\Python27\lib\site-packages\scikit_learn-0.15.2-py2.7-win-amd64.egg\sklearn\__init__.py", line A, in < Module>
From. Base Import Clone
File "D:\Python27\lib\site-packages\scikit_learn-0.15.2-py2.7-win-amd64.egg\sklearn\base.py", line ten, in < Module>
From scipy Import Sparse
File "D:\Python27\lib\site-packages\scipy\sparse\__init__.py", line 182, in <module>
From. CSR Import *
File "D:\Python27\lib\site-packages\scipy\sparse\csr.py", line <module>
From. Sparsetools import CSR_TOCSC, CSR_TOBSR, csr_count_blocks, \
File "D:\Python27\lib\site-packages\scipy\sparse\sparsetools\__init__.py", line 5, <module>
From. CSR Import *
File "D:\Python27\lib\site-packages\scipy\sparse\sparsetools\csr.py", line +, in <module>
_CSR = Swig_import_helper ()
File "D:\Python27\lib\site-packages\scipy\sparse\sparsetools\csr.py", line A, in Swig_import_helper
_mod = Imp.load_module (' _CSR ', FP, pathname, description)
Importerror:dll load failed:%1 is not a valid WIN32 application.

Error importing Sklearn module