title: how to install panda using easy_install?
body: <p>I am using python 2.7.8 in windows 8 and on cmd I wrote easy_install pandas. After some processing it gave me an error and asked me to download vcpython27.</p>
  
  <p>on cmd:</p>
  
  <pre><code>C:\Python27\Scripts&gt;easy_install.exe pandas
  Searching for pandas
  Best match: pandas 0.16.2
  Processing pandas-0.16.2-py2.7-win32.egg
  pandas 0.16.2 is already the active version in easy-install.pth
  
  Using c:\python27\lib\site-packages\pandas-0.16.2-py2.7-win32.egg
  Processing dependencies for pandas
  Searching for numpy&gt;=1.7.0
  Reading https://pypi.python.org/simple/numpy/
  Best match: numpy 1.9.2
  Downloading https://pypi.python.org/packages/source/n/numpy/numpy-1.9.2.zip#md5=
  e80c19d2fb25af576460bb7dac31c59a
  Processing numpy-1.9.2.zip
  Writing c:\users\dell\appdata\local\temp\easy_install-ifrvr4\numpy-1.9.2\setup.c
  fg
  Running numpy-1.9.2\setup.py -q bdist_egg --dist-dir c:\users\dell\appdata\local
  \temp\easy_install-ifrvr4\numpy-1.9.2\egg-dist-tmp-1tqap5
  Running from numpy source directory.
  non-existing path in 'numpy\\distutils': 'site.cfg'
  non-existing path in 'numpy\\f2py': 'docs'
  non-existing path in 'numpy\\f2py': 'f2py.1'
  c:\users\dell\appdata\local\temp\easy_install-ifrvr4\numpy-1.9.2\numpy\distutils
  \system_info.py:1603: UserWarning:
      Atlas (http://math-atlas.sourceforge.net/) libraries not found.
      Directories to search for the libraries can be specified in the
      numpy/distutils/site.cfg file (section [atlas]) or by setting
      the ATLAS environment variable.
    warnings.warn(AtlasNotFoundError.__doc__)
  c:\users\dell\appdata\local\temp\easy_install-ifrvr4\numpy-1.9.2\numpy\distutils
  \system_info.py:1612: UserWarning:
      Blas (http://www.netlib.org/blas/) libraries not found.
      Directories to search for the libraries can be specified in the
      numpy/distutils/site.cfg file (section [blas]) or by setting
      the BLAS environment variable.
    warnings.warn(BlasNotFoundError.__doc__)
  c:\users\dell\appdata\local\temp\easy_install-ifrvr4\numpy-1.9.2\numpy\distutils
  \system_info.py:1615: UserWarning:
      Blas (http://www.netlib.org/blas/) sources not found.
      Directories to search for the sources can be specified in the
      numpy/distutils/site.cfg file (section [blas_src]) or by setting
      the BLAS_SRC environment variable.
    warnings.warn(BlasSrcNotFoundError.__doc__)
  non-existing path in 'numpy\\lib': 'benchmarks'
  c:\users\dell\appdata\local\temp\easy_install-ifrvr4\numpy-1.9.2\numpy\distutils
  \system_info.py:1505: UserWarning:
      Atlas (http://math-atlas.sourceforge.net/) libraries not found.
      Directories to search for the libraries can be specified in the
      numpy/distutils/site.cfg file (section [atlas]) or by setting
      the ATLAS environment variable.
    warnings.warn(AtlasNotFoundError.__doc__)
  c:\users\dell\appdata\local\temp\easy_install-ifrvr4\numpy-1.9.2\numpy\distutils
  \system_info.py:1516: UserWarning:
      Lapack (http://www.netlib.org/lapack/) libraries not found.
      Directories to search for the libraries can be specified in the
      numpy/distutils/site.cfg file (section [lapack]) or by setting
      the LAPACK environment variable.
    warnings.warn(LapackNotFoundError.__doc__)
  c:\users\dell\appdata\local\temp\easy_install-ifrvr4\numpy-1.9.2\numpy\distutils
  \system_info.py:1519: UserWarning:
      Lapack (http://www.netlib.org/lapack/) sources not found.
      Directories to search for the sources can be specified in the
      numpy/distutils/site.cfg file (section [lapack_src]) or by setting
      the LAPACK_SRC environment variable.
    warnings.warn(LapackSrcNotFoundError.__doc__)
  C:\Python27\lib\distutils\dist.py:267: UserWarning: Unknown distribution option:
   'define_macros'
    warnings.warn(msg)
  **error: Setup script exited with error: Microsoft Visual C++ 9.0 is required (Una
  ble to find vcvarsall.bat). Get it from http://aka.ms/vcpython27**
  </code></pre>
  
  <p>But after I installed "vcpython27" it gave me :</p>
  
  <p>on cmd:</p>
  
  <pre><code>n function _main
  _configtest.exe : fatal error LNK1120: 1 unresolved externals
  _configtest.obj : error LNK2019: unresolved external symbol _atanhl referenced i
  n function _main
  _configtest.exe : fatal error LNK1120: 1 unresolved externals
  _configtest.obj : error LNK2019: unresolved external symbol _hypotl referenced i
  n function _main
  _configtest.exe : fatal error LNK1120: 1 unresolved externals
  _configtest.obj : error LNK2019: unresolved external symbol _atan2l referenced i
  n function _main
  _configtest.exe : fatal error LNK1120: 1 unresolved externals
  _configtest.obj : error LNK2019: unresolved external symbol _powl referenced in
  function _main
  _configtest.exe : fatal error LNK1120: 1 unresolved externals
  _configtest.obj : error LNK2019: unresolved external symbol _fmodl referenced in
   function _main
  _configtest.exe : fatal error LNK1120: 1 unresolved externals
  _configtest.obj : error LNK2019: unresolved external symbol _modfl referenced in
   function _main
  _configtest.exe : fatal error LNK1120: 1 unresolved externals
  _configtest.obj : error LNK2019: unresolved external symbol _frexpl referenced i
  n function _main
  _configtest.exe : fatal error LNK1120: 1 unresolved externals
  _configtest.obj : error LNK2019: unresolved external symbol _ldexpl referenced i
  n function _main
  _configtest.exe : fatal error LNK1120: 1 unresolved externals
  _configtest.obj : error LNK2019: unresolved external symbol _exp2l referenced in
   function _main
  _configtest.exe : fatal error LNK1120: 1 unresolved externals
  _configtest.obj : error LNK2019: unresolved external symbol _log2l referenced in
   function _main
  _configtest.exe : fatal error LNK1120: 1 unresolved externals
  _configtest.obj : error LNK2019: unresolved external symbol _copysignl reference
  d in function _main
  _configtest.exe : fatal error LNK1120: 1 unresolved externals
  _configtest.obj : error LNK2019: unresolved external symbol _nextafterl referenc
  ed in function _main
  _configtest.exe : fatal error LNK1120: 1 unresolved externals
  _configtest.c
  _configtest.c(8) : error C2065: 'HAVE_DECL_SIGNBIT' : undeclared identifier
  _configtest.c
  _configtest.c(8) : error C2065: 'HAVE_DECL_ISFINITE' : undeclared identifier
  _configtest.c
  _configtest.c(8) : error C2065: 'signbit' : undeclared identifier
  _configtest.c
  _configtest.c(8) : error C2065: 'isfinite' : undeclared identifier
  _configtest.c
  _configtest.c(1) : fatal error C1083: Cannot open include file: 'complex.h': No
  such file or directory
  BUILD_ARCHITECTURE: 'Intel', os.name='nt', sys.platform='win32'
  _configtest.c
  _configtest.c(3) : error C2054: expected '(' to follow 'inline'
  _configtest.c(4) : error C2085: 'static_func' : not in formal parameter list
  _configtest.c(4) : error C2143: syntax error : missing ';' before '{'
  _configtest.c(7) : error C2054: expected '(' to follow 'inline'
  _configtest.c(8) : error C2085: 'nostatic_func' : not in formal parameter list
  _configtest.c(8) : error C2143: syntax error : missing ';' before '{'
  _configtest.c
  _configtest.c(3) : error C2054: expected '(' to follow '__inline__'
  _configtest.c(4) : error C2085: 'static_func' : not in formal parameter list
  _configtest.c(4) : error C2143: syntax error : missing ';' before '{'
  _configtest.c(7) : error C2054: expected '(' to follow '__inline__'
  _configtest.c(8) : error C2085: 'nostatic_func' : not in formal parameter list
  _configtest.c(8) : error C2143: syntax error : missing ';' before '{'
  _configtest.c
  _configtest.c(7) : error C2065: 'Py_UNICODE_WIDE' : undeclared identifier
  File: build\src.win32-2.7\numpy\core\include/numpy\config.h
  #define SIZEOF_PY_INTPTR_T 4
  #define SIZEOF_OFF_T 4
  #define SIZEOF_PY_LONG_LONG 8
  #define MATHLIB
  #define HAVE_SIN 1
  #define HAVE_COS 1
  #define HAVE_TAN 1
  #define HAVE_SINH 1
  #define HAVE_COSH 1
  #define HAVE_TANH 1
  #define HAVE_FABS 1
  #define HAVE_FLOOR 1
  #define HAVE_CEIL 1
  #define HAVE_SQRT 1
  #define HAVE_LOG10 1
  #define HAVE_LOG 1
  #define HAVE_EXP 1
  #define HAVE_ASIN 1
  #define HAVE_ACOS 1
  #define HAVE_ATAN 1
  #define HAVE_FMOD 1
  #define HAVE_MODF 1
  #define HAVE_FREXP 1
  #define HAVE_LDEXP 1
  #define HAVE_ATAN2 1
  #define HAVE_POW 1
  #define HAVE_XMMINTRIN_H 1
  #define HAVE_EMMINTRIN_H 1
  #define HAVE__MM_LOAD_PS 1
  #define HAVE__MM_LOAD_PD 1
  #define HAVE___DECLSPEC_THREAD_ 1
  #define __NPY_PRIVATE_NO_SIGNAL
  #define FORCE_NO_LONG_DOUBLE_FORMATTING
  #define ENABLE_SEPARATE_COMPILATION 1
  #define HAVE_LDOUBLE_IEEE_DOUBLE_LE 1
  #ifndef __cplusplus
  #define inline __inline
  #endif
  
  #ifndef _NPY_NPY_CONFIG_H_
  #error config.h should never be included directly, include npy_config.h instead
  #endif
  
  EOF
  _configtest.c
  _configtest.c(1) : fatal error C1083: Cannot open include file: 'inttypes.h': No
   such file or directory
  _configtest.c
  _configtest.c(6) : fatal error C1189: #error :  gcc &gt;= 4 required
  File: build\src.win32-2.7\numpy\core\include/numpy\_numpyconfig.h
  #define NPY_SIZEOF_SHORT SIZEOF_SHORT
  #define NPY_SIZEOF_INT SIZEOF_INT
  #define NPY_SIZEOF_LONG SIZEOF_LONG
  #define NPY_SIZEOF_FLOAT 4
  #define NPY_SIZEOF_COMPLEX_FLOAT 8
  #define NPY_SIZEOF_DOUBLE 8
  #define NPY_SIZEOF_COMPLEX_DOUBLE 16
  #define NPY_SIZEOF_LONGDOUBLE 8
  #define NPY_SIZEOF_COMPLEX_LONGDOUBLE 16
  #define NPY_SIZEOF_PY_INTPTR_T 4
  #define NPY_SIZEOF_OFF_T 4
  #define NPY_SIZEOF_PY_LONG_LONG 8
  #define NPY_SIZEOF_LONGLONG 8
  #define NPY_NO_SIGNAL 1
  #define NPY_NO_SMP 0
  #define NPY_HAVE_DECL_ISNAN
  #define NPY_HAVE_DECL_ISINF
  #define NPY_ENABLE_SEPARATE_COMPILATION 1
  #define NPY_VISIBILITY_HIDDEN
  #define NPY_ABI_VERSION 0x01000009
  #define NPY_API_VERSION 0x00000009
  
  #ifndef __STDC_FORMAT_MACROS
  #define __STDC_FORMAT_MACROS 1
  #endif
  
  EOF
  </code></pre>
  
  <p>which is totally not understandable. Any idea for solving this issue?</p>