Ran make upgrade under python2

requirements/base.txt

@@ -11,7 +11,7 @@ django-simple-history==2.8.0
 django-waffle==0.19.0     # via edx-django-utils, edx-drf-extensions
 django==1.11.28
 djangorestframework-jwt==1.11.0  # via edx-drf-extensions
-djangorestframework==3.11.0
+djangorestframework==3.9.4
 edx-django-oauth2-provider==1.3.5
 edx-django-utils==2.0.4   # via edx-drf-extensions
 edx-drf-extensions==2.4.6
@@ -20,7 +20,7 @@ future==0.18.2            # via pyjwkest
 idna==2.8                 # via requests
 newrelic==5.6.0.135       # via edx-django-utils
 pbr==5.4.4                # via stevedore
-pillow==7.0.0
+pillow==6.2.2
 psutil==1.2.1             # via edx-django-utils, edx-drf-extensions
 pycryptodomex==3.9.6      # via pyjwkest
 pyjwkest==1.3.2           # via edx-drf-extensions

test-requirements.txt

@@ -6,10 +6,13 @@
 #
 appdirs==1.4.3            # via virtualenv
 astroid==1.5.3            # via edx-lint, pylint, pylint-celery
+backports.functools-lru-cache==1.6.1  # via astroid, isort, pylint
 certifi==2019.11.28
 chardet==3.0.4
 click-log==0.1.8          # via edx-lint
 click==7.0                # via click-log, edx-lint
+configparser==4.0.2       # via importlib-metadata, pylint
+contextlib2==0.6.0.post1  # via importlib-metadata, virtualenv, zipp
 coverage==4.5.4
 ddt==1.1.0
 distlib==0.3.0            # via virtualenv
@@ -23,22 +26,27 @@ edx-django-utils==2.0.4
 edx-drf-extensions==2.4.6
 edx-lint==0.6.0
 edx-opaque-keys==2.0.1
+enum34==1.1.6             # via astroid
 factory-boy==2.12.0
 faker==3.0.1              # via factory-boy
 filelock==3.0.12          # via tox, virtualenv
 future==0.18.2
+futures==3.3.0 ; python_version == "2.7"  # via isort
 httpretty==0.9.7
 idna==2.8
 importlib-metadata==1.5.0  # via pluggy, tox, virtualenv
+importlib-resources==1.0.2  # via virtualenv
+ipaddress==1.0.23         # via faker
 isort==4.3.21             # via pylint
 lazy-object-proxy==1.4.3  # via astroid
 mccabe==0.6.1             # via pylint
 newrelic==5.6.0.135
 nose==1.3.7
 packaging==20.1           # via tox
+pathlib2==2.3.5           # via importlib-metadata, importlib-resources, virtualenv
 pbr==5.4.4
 pep8==1.7.1
-pillow==7.0.0
+pillow==6.2.2
 pluggy==0.13.1            # via tox
 psutil==1.2.1
 py==1.8.1                 # via tox
@@ -55,14 +63,17 @@ python-dateutil==2.8.1
 pytz==2019.3
 requests==2.22.0
 rest-condition==1.0.3
+scandir==1.10.0           # via pathlib2
 semantic-version==2.8.4
 shortuuid==0.5.0
+singledispatch==3.4.0.3   # via astroid, pylint
 six==1.14.0
 stevedore==1.32.0
 text-unidecode==1.3       # via faker
 toml==0.10.0              # via tox
 tox==3.14.4
+typing==3.7.4.1           # via importlib-resources
 urllib3==1.25.8
 virtualenv==20.0.4        # via tox
 wrapt==1.11.2             # via astroid
-zipp==2.2.0               # via importlib-metadata
+zipp==1.1.0               # via importlib-metadata