dmlc--dgl
Quan Gan
94 行
3.1 KiB
Python
94 行
3.1 KiB
Python
"""Library information."""
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from __future__ import absolute_import
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import sys
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import os
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import pathlib
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def find_lib_path(name=None, search_path=None, optional=False):
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"""Find dynamic library files.
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Parameters
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----------
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name : list of str
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List of names to be found.
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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 path to the libraries
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"""
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# See https://github.com/dmlc/tvm/issues/281 for some background.
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# NB: This will either be the source directory (if DGL is run
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# inplace) or the install directory (if DGL is installed).
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# An installed DGL's curr_path will look something like:
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# $PREFIX/lib/python3.6/site-packages/dgl/_ffi
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ffi_dir = os.path.dirname(os.path.abspath(os.path.expanduser(__file__)))
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source_dir = os.path.join(ffi_dir, "..", "..", "..")
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install_lib_dir = os.path.join(ffi_dir, "..", "..", "..", "..")
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dll_path = []
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if os.environ.get('DGL_LIBRARY_PATH', None):
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dll_path.append(os.environ['DGL_LIBRARY_PATH'])
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if sys.platform.startswith('linux') and os.environ.get('LD_LIBRARY_PATH', None):
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dll_path.extend([p.strip() for p in os.environ['LD_LIBRARY_PATH'].split(":")])
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elif sys.platform.startswith('darwin') and os.environ.get('DYLD_LIBRARY_PATH', None):
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dll_path.extend([p.strip() for p in os.environ['DYLD_LIBRARY_PATH'].split(":")])
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# Pip lib directory
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dll_path.append(os.path.join(ffi_dir, ".."))
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# Default cmake build directory
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dll_path.append(os.path.join(source_dir, "build"))
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dll_path.append(os.path.join(source_dir, "build", "Release"))
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# Default make build directory
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dll_path.append(os.path.join(source_dir, "lib"))
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dll_path.append(install_lib_dir)
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if search_path is not None:
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if isinstance(search_path, (list, tuple, set)):
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dll_path = dll_path + list(search_path)
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elif isinstance(search_path, str):
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dll_path.append(search_path)
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else:
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raise ValueError("type(search_path)={} is invalid".format(type(search_path)))
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dll_path = [str(x.absolute()) if isinstance(x, pathlib.Path)
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else os.path.abspath(x) for x in dll_path]
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if name is None:
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if sys.platform.startswith('win32'):
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name = ['libdgl.dll', 'dgl.dll']
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elif sys.platform.startswith('darwin'):
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name = 'libdgl.dylib'
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else:
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name = 'libdgl.so'
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if isinstance(name, str):
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name = [name]
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lib_dll_path = []
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for n in name:
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lib_dll_path += [os.path.join(p, n) for p in dll_path]
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lib_found = [p for p in lib_dll_path if os.path.isfile(p)]
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if not lib_found:
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message = ('Cannot find the files.\n' +
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'List of candidates:\n' +
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str('\n'.join(lib_dll_path)))
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if not optional:
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raise RuntimeError(message)
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return None
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return lib_found
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# current version
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# We use the version of the incoming release for code
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# that is under development.
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# The following line is set by dgl/python/update_version.py
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__version__ = "0.9.1post1"
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