Conda builds (#187)

* conda recipe

* switching to source build

* trying windows build

* wip

* windows build works

conda/dgl/README.md

+conda recipe
+===
+
+Build the package with `conda build .`

conda/dgl/bld.bat

+git submodule init
+git submodule update
+md build
+cd build
+cmake -DCMAKE_CXX_FLAGS="-DDMLC_LOG_STACK_TRACE=0 -DTVM_EXPORTS" -DCMAKE_MAKE_PROGRAM=mingw32-make .. -G "MSYS Makefiles"
+if errorlevel 1 exit 1
+mingw32-make
+if errorlevel 1 exit 1
+cd ..\python
+"%PYTHON%" setup.py install --single-version-externally-managed --record=record.txt
+if errorlevel 1 exit 1

conda/dgl/build.sh

+git submodule init
+git submodule update
+mkdir build
+cd build
+cmake ..
+make
+cd ../python
+$PYTHON setup.py install --single-version-externally-managed --record=record.txt

conda/dgl/conda_build_config.yaml

+python:
+  - 3.5
+  - 3.6
+  - 3.7

conda/dgl/meta.yaml

+package:
+  name: dgl
+  version: "0.0.1"
+
+source:
+  git_rev: conda
+  git_url: https://github.com/jermainewang/dgl.git
+
+requirements:
+  build:
+    - python {{ python }}
+    - setuptools
+    - cmake
+    - m2w64-gcc         # [win]
+    - m2w64-make        # [win]
+  run:
+    - python
+    - numpy
+    - scipy
+    - networkx
+
+about:
+  home: https://github.com/jermainewang/dgl.git
+  license_file: ../../LICENSE

conda/dgl/run_test.bat

+set DGLBACKEND=numpy
+%PYTHON% -c "import dgl"

conda/dgl/run_test.sh

+DGLBACKEND=numpy $PYTHON -c 'import dgl'

docs/source/install/index.rst

@@ -89,6 +89,6 @@ In the command line prompt, run:
 
     md build
     cd build
-    cmake -DCMAKE_CXX_FLAGS="-DDMLC_LOG_STACK_TRACE=0 -DTVM_EXPORTS" .. -G "MinGW Makefiles"
+    cmake -DCMAKE_CXX_FLAGS="-DDMLC_LOG_STACK_TRACE=0 -DTVM_EXPORTS" -DCMAKE_MAKE_PROGRAM=mingw32-make .. -G "MSYS Makefiles"
     mingw32-make
     set DGL_LIBRARY_PATH=%CD%

python/setup.py

@@ -29,22 +29,20 @@ def get_lib_path():
     libinfo = {'__file__': libinfo_py}
     exec(compile(open(libinfo_py, "rb").read(), libinfo_py, 'exec'), libinfo, libinfo)
     version = libinfo['__version__']
-    if not os.getenv('CONDA_BUILD'):
-        lib_path = libinfo['find_lib_path']()
-        libs = [lib_path[0]]
-    else:
-        libs = None
+
+    lib_path = libinfo['find_lib_path']()
+    libs = [lib_path[0]]
+
     return libs, version
 
 LIBS, VERSION = get_lib_path()
 
 include_libs = False
 wheel_include_libs = False
-if not os.getenv('CONDA_BUILD'):
-    if "bdist_wheel" in sys.argv:
-        wheel_include_libs = True
-    else:
-        include_libs = True
+if "bdist_wheel" in sys.argv or os.getenv('CONDA_BUILD'):
+    wheel_include_libs = True
+else:
+    include_libs = True
 
 setup_kwargs = {}
 
@@ -60,6 +58,7 @@ if wheel_include_libs:
     }
 
 # For source tree setup
+# Conda build also includes the binary library
 if include_libs:
     rpath = [os.path.relpath(path, CURRENT_DIR) for path in LIBS]
     setup_kwargs = {