Changes we discussed for apex as a subrepo.

.gitmodules

@@ -0,0 +1,3 @@
+[submodule "apex"]
+	path = apex
+	url = https://github.com/NVIDIA/apex.git

requirements.txt

@@ -0,0 +1,8 @@
+numpy
+pandas
+scikit-learn
+matplotlib
+unidecode
+seaborn
+sentencepiece
+emoji

setup.py

@@ -1,48 +1,10 @@
 import os
-from setuptools import setup, find_packages
-import torch
+import sys
 
-curdir = os.path.join(os.path.dirname(os.path.realpath(__file__)),
-                      'apex_utils')
-os.chdir(curdir)
+# shameless hack, but it works conveniently
+os.system("pip install -r requirements.txt")
 
-if not torch.cuda.is_available():
-    print("Warning: Torch did not find available GPUs on this system.\n",
-          "If your intention is to cross-compile, this is not an error.")
+os.chdir("apex")
 
-print("torch.__version__  = ", torch.__version__)
-TORCH_MAJOR = int(torch.__version__.split('.')[0])
-TORCH_MINOR = int(torch.__version__.split('.')[1])
+os.system("python " + " ".join(sys.argv) )
 
-if TORCH_MAJOR == 0 and TORCH_MINOR < 4:
-      raise RuntimeError("APEx requires Pytorch 0.4 or newer.\n" +
-                         "The latest stable release can be obtained from https://pytorch.org/")
-
-print("Building module.")
-setup(
-    name='apex', version='0.1',
-#    ext_modules=[cuda_ext,],
-    description='PyTorch Extensions written by NVIDIA',
-    packages=find_packages(where='.',
-                           exclude=(
-                               "build",
-                               "csrc",
-                               "include",
-                               "tests",
-                               "dist",
-                               "docs",
-                               "tests",
-                               "examples",
-                               "apex.egg-info",
-                           )),
-    install_requires=[
-        "numpy",
-        "pandas",
-        "scikit-learn",
-        "matplotlib",
-        "unidecode",
-        "seaborn",
-        "sentencepiece",
-        "emoji"
-    ]
-)