46 lines
1.9 KiB
Python
46 lines
1.9 KiB
Python
# coding: utf-8
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"""Find the path to xgboost dynamic library files."""
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import os
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import platform
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class XGBoostLibraryNotFound(Exception):
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"""Error throwed by when xgboost is not found"""
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pass
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def find_lib_path():
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"""Load find the path to xgboost dynamic library files.
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Returns
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-------
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lib_path: list(string)
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List of all found library path to xgboost
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"""
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curr_path = os.path.dirname(os.path.abspath(os.path.expanduser(__file__)))
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# make pythonpack hack: copy this directory one level upper for setup.py
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dll_path = [curr_path, os.path.join(curr_path, '../../lib/'),
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os.path.join(curr_path, './lib/')]
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if os.name == 'nt':
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if platform.architecture()[0] == '64bit':
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dll_path.append(os.path.join(curr_path, '../../windows/x64/Release/'))
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# hack for pip installation when copy all parent source directory here
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dll_path.append(os.path.join(curr_path, './windows/x64/Release/'))
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else:
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dll_path.append(os.path.join(curr_path, '../../windows/Release/'))
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# hack for pip installation when copy all parent source directory here
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dll_path.append(os.path.join(curr_path, './windows/Release/'))
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if os.name == 'nt':
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dll_path = [os.path.join(p, 'libxgboost.dll') for p in dll_path]
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else:
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dll_path = [os.path.join(p, 'libxgboost.so') for p in dll_path]
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lib_path = [p for p in dll_path if os.path.exists(p) and os.path.isfile(p)]
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#From github issues, most of installation errors come from machines w/o compilers
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if len(lib_path) == 0 and not os.environ.get('XGBOOST_BUILD_DOC', False):
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raise XGBoostLibraryNotFound(
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'Cannot find XGBoost Libarary in the candicate path, ' +
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'did you install compilers and run build.sh in root path?\n'
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'List of candidates:\n' + ('\n'.join(dll_path)))
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return lib_path
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