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pythonlightgbm

WinError 126 while import lightgbm in python

I use [pip install lightgbm] and success, but couldn't import lightgbm. my python version is Python 3.5.4 |Anaconda 4.0.0 (64-bit)|. Can anyone point me to a possible solution? Thanks for your help.

Traceback (most recent call last):

  File "<ipython-input-1-bd597743fb90>", line 1, in <module>
    import lightgbm

  File "D:\Anaconda3\lib\site-packages\lightgbm\__init__.py", line 8, in <module>
    from .basic import Booster, Dataset

  File "D:\Anaconda3\lib\site-packages\lightgbm\basic.py", line 32, in <module>
    _LIB = _load_lib()

  File "D:\Anaconda3\lib\site-packages\lightgbm\basic.py", line 27, in _load_lib
    lib = ctypes.cdll.LoadLibrary(lib_path[0])

  File "D:\Anaconda3\lib\ctypes\__init__.py", line 429, in LoadLibrary
    return self._dlltype(name)

  File "D:\Anaconda3\lib\ctypes\__init__.py", line 351, in __init__
    self._handle = _dlopen(self._name, mode)

OSError: [WinError 126] 找不到指定的模块。[couln't find the module]

Solution

  • you should install vc runtime in Windows.