Merge b8d66a3 into a7f8392

setup.py

@@ -2,10 +2,16 @@
 """The setup script."""
 
 from setuptools import setup, find_packages
+from pkg_resources import parse_version
 
-try:  # pip version >= 10.0
+try:
     from pip._internal.req import parse_requirements
-    from pip._internal.download import PipSession
+    from pip import __version__ as __pip_version
+    pip_version = parse_version(__pip_version)
+    if (pip_version >= parse_version("20")):
+        from pip._internal.network.session import PipSession
+    elif (pip_version >= parse_version("10")):
+        from pip._internal.download import PipSession
 except ImportError:  # pip version < 10.0
     from pip.req import parse_requirements
     from pip.download import PipSession
@@ -15,7 +21,10 @@
 
 # get the requirements from requirements.txt
 install_reqs = parse_requirements('requirements.txt', session=PipSession())
-reqs = [str(ir.req) for ir in install_reqs]
+if pip_version >= parse_version("20"):
+    reqs = [str(ir.requirement) for ir in install_reqs]
+else:
+    reqs = [str(ir.req) for ir in install_reqs]
 
 setup(
     name='neo-python',