Fix Django 3.x deprecation warnings (openedx#1449)

* Make upgrade to fix deprecation warnings

Author: M. Zulqarnain

pylintrc

@@ -362,7 +362,8 @@ disable =
 	useless-suppression,
 	bad-option-value,
 	missing-function-docstring,
-	missing-class-docstring
+	missing-class-docstring,
+	import-outside-toplevel
 
 [REPORTS]
 output-format = text

requirements/base.txt

@@ -12,19 +12,19 @@ chardet==3.0.4            # via requests
 defusedxml==0.6.0         # via -r requirements/base.in
 django-model-utils==4.0.0  # via -r requirements/base.in, edx-submissions
 django-simple-history==2.11.0  # via -r requirements/base.in
-django==2.2.13            # via -c requirements/constraints.txt, -r requirements/base.in, django-model-utils, edx-i18n-tools, edx-submissions, jsonfield2
+django==2.2.14            # via -c requirements/constraints.txt, -r requirements/base.in, django-model-utils, edx-i18n-tools, edx-submissions, jsonfield2
 djangorestframework==3.9.4  # via -r requirements/base.in, edx-submissions
 edx-i18n-tools==0.5.3     # via -r requirements/base.in
-edx-submissions==3.1.11   # via -r requirements/base.in
+edx-submissions==3.1.12   # via -r requirements/base.in
 fs==2.0.18                # via -c requirements/constraints.txt, xblock
 html5lib==1.1             # via -r requirements/base.in
 idna==2.8                 # via -c requirements/constraints.txt, requests
-importlib-metadata==1.6.1  # via path
+importlib-metadata==1.7.0  # via path
 jsonfield2==3.0.3         # via -c requirements/constraints.txt, -r requirements/base.in, edx-submissions
 lazy==1.4                 # via -r requirements/base.in
 libsass==0.20.0           # via -r requirements/base.in
 loremipsum==1.0.5         # via -c requirements/constraints.txt, -r requirements/base.in
-lxml==4.5.1               # via -r requirements/base.in, xblock
+lxml==4.5.2               # via -r requirements/base.in, xblock
 markupsafe==1.1.1         # via xblock
 more-itertools==8.4.0     # via zipp
 packaging==20.4           # via bleach

requirements/quality.txt

@@ -11,32 +11,32 @@ attrs==19.3.0             # via -r requirements/test.txt, jsonschema, pytest
 aws-sam-translator==1.25.0  # via -r requirements/test.txt, cfn-lint
 aws-xray-sdk==2.6.0       # via -r requirements/test.txt, moto
 bleach==3.1.5             # via -r requirements/test.txt
-boto3==1.14.11            # via -r requirements/test.txt, aws-sam-translator, fs-s3fs, moto
+boto3==1.14.21            # via -r requirements/test.txt, aws-sam-translator, fs-s3fs, moto
 boto==2.39.0              # via -c requirements/constraints.txt, -r requirements/test.txt, moto
-botocore==1.17.11         # via -r requirements/test.txt, aws-xray-sdk, boto3, moto, s3transfer
+botocore==1.17.21         # via -r requirements/test.txt, aws-xray-sdk, boto3, moto, s3transfer
 certifi==2020.6.20        # via -r requirements/test.txt, requests
 cffi==1.14.0              # via -r requirements/test.txt, cryptography
 cfn-lint==0.33.2          # via -r requirements/test.txt, moto
 chardet==3.0.4            # via -r requirements/test.txt, requests
 click-log==0.3.2          # via edx-lint
 click==7.1.2              # via click-log, edx-lint
-coverage==5.1             # via -r requirements/test.txt, pytest-cov
+coverage==5.2             # via -r requirements/test.txt, pytest-cov
 cryptography==2.9.2       # via -r requirements/test.txt, moto, sshpubkeys
 ddt==1.0.0                # via -c requirements/constraints.txt, -r requirements/test.txt
 decorator==4.4.2          # via -r requirements/test.txt, networkx
 defusedxml==0.6.0         # via -r requirements/test.txt
-distlib==0.3.0            # via -r requirements/test.txt, virtualenv
+distlib==0.3.1            # via -r requirements/test.txt, virtualenv
 django-model-utils==4.0.0  # via -r requirements/test.txt, edx-submissions
-django-pyfs==2.1          # via -r requirements/test.txt
+django-pyfs==2.2          # via -r requirements/test.txt
 django-simple-history==2.11.0  # via -r requirements/test.txt
-django==2.2.13            # via -c requirements/constraints.txt, -r requirements/test.txt, django-model-utils, django-pyfs, edx-i18n-tools, edx-submissions, jsonfield2, xblock-sdk
+django==2.2.14            # via -c requirements/constraints.txt, -r requirements/test.txt, django-model-utils, django-pyfs, edx-i18n-tools, edx-submissions, jsonfield2, xblock-sdk
 djangorestframework==3.9.4  # via -r requirements/test.txt, edx-submissions
-docker==4.2.1             # via -r requirements/test.txt, moto
+docker==4.2.2             # via -r requirements/test.txt, moto
 docutils==0.15.2          # via -r requirements/test.txt, botocore
 ecdsa==0.15               # via -r requirements/test.txt, python-jose, sshpubkeys
 edx-i18n-tools==0.5.3     # via -r requirements/test.txt
-edx-lint==1.4.1           # via -r requirements/quality.in
-edx-submissions==3.1.11   # via -r requirements/test.txt
+edx-lint==1.5.0           # via -r requirements/quality.in
+edx-submissions==3.1.12   # via -r requirements/test.txt
 factory-boy==2.12.0       # via -r requirements/test.txt
 faker==4.1.1              # via -r requirements/test.txt, factory-boy
 filelock==3.0.12          # via -r requirements/test.txt, tox, virtualenv
@@ -46,7 +46,7 @@ fs==2.0.18                # via -c requirements/constraints.txt, -r requirements
 future==0.18.2            # via -r requirements/test.txt, aws-xray-sdk
 html5lib==1.1             # via -r requirements/test.txt
 idna==2.8                 # via -c requirements/constraints.txt, -r requirements/test.txt, moto, requests
-importlib-metadata==1.6.1  # via -r requirements/test.txt, importlib-resources, jsonpickle, jsonschema, path, pluggy, tox, virtualenv
+importlib-metadata==1.7.0  # via -r requirements/test.txt, importlib-resources, jsonpickle, jsonschema, path, pluggy, tox, virtualenv
 importlib-resources==1.5.0  # via -r requirements/test.txt, cfn-lint, virtualenv
 isort==4.3.21             # via pylint
 jinja2==2.11.2            # via -r requirements/test.txt, moto
@@ -62,7 +62,7 @@ lazy-object-proxy==1.4.3  # via astroid
 lazy==1.4                 # via -r requirements/test.txt
 libsass==0.20.0           # via -r requirements/test.txt
 loremipsum==1.0.5         # via -c requirements/constraints.txt, -r requirements/test.txt
-lxml==4.5.1               # via -r requirements/test.txt, xblock
+lxml==4.5.2               # via -r requirements/test.txt, xblock
 markupsafe==1.1.1         # via -r requirements/test.txt, jinja2, xblock
 mccabe==0.6.1             # via pylint
 mock==3.0.5               # via -c requirements/constraints.txt, -r requirements/test.txt, moto
@@ -82,7 +82,7 @@ pycparser==2.20           # via -r requirements/test.txt, cffi
 pylint-celery==0.3        # via edx-lint
 pylint-django==2.0.11     # via edx-lint
 pylint-plugin-utils==0.6  # via pylint-celery, pylint-django
-pylint==2.4.2             # via edx-lint, pylint-celery, pylint-django, pylint-plugin-utils
+pylint==2.4.4             # via edx-lint, pylint-celery, pylint-django, pylint-plugin-utils
 pyparsing==2.4.7          # via -r requirements/test.txt, packaging
 pyrsistent==0.16.0        # via -r requirements/test.txt, jsonschema
 pytest-cov==2.7.1         # via -r requirements/test.txt
@@ -97,16 +97,16 @@ requests==2.24.0          # via -r requirements/test.txt, docker, moto, python-s
 responses==0.10.15        # via -r requirements/test.txt, moto
 rsa==4.6                  # via -r requirements/test.txt, python-jose
 s3transfer==0.3.3         # via -r requirements/test.txt, boto3
-six==1.15.0               # via -r requirements/test.txt, astroid, aws-sam-translator, bleach, cfn-lint, cryptography, django-pyfs, django-simple-history, docker, ecdsa, edx-i18n-tools, edx-lint, freezegun, fs, fs-s3fs, html5lib, jsonschema, junit-xml, libsass, mock, moto, packaging, pathlib2, pyrsistent, pytest, python-dateutil, python-jose, python-swiftclient, responses, tox, virtualenv, websocket-client, xblock
+six==1.15.0               # via -r requirements/test.txt, astroid, aws-sam-translator, bleach, cfn-lint, cryptography, django-simple-history, docker, ecdsa, edx-i18n-tools, edx-lint, freezegun, fs, fs-s3fs, html5lib, jsonschema, junit-xml, libsass, mock, moto, packaging, pathlib2, pyrsistent, pytest, python-dateutil, python-jose, python-swiftclient, responses, tox, virtualenv, websocket-client, xblock
 sqlparse==0.3.1           # via -r requirements/test.txt, django
 sshpubkeys==3.1.0         # via -r requirements/test.txt, moto
 testfixtures==6.14.1      # via -r requirements/test.txt
 text-unidecode==1.3       # via -r requirements/test.txt, faker
 toml==0.10.1              # via -r requirements/test.txt, tox
-tox==3.15.2               # via -r requirements/test.txt
+tox==3.17.1               # via -r requirements/test.txt
 typed-ast==1.4.1          # via astroid
 urllib3==1.25.9           # via -r requirements/test.txt, botocore, requests
-virtualenv==20.0.25       # via -r requirements/test.txt, tox
+virtualenv==20.0.27       # via -r requirements/test.txt, tox
 voluptuous==0.11.7        # via -c requirements/constraints.txt, -r requirements/test.txt
 wcwidth==0.2.5            # via -r requirements/test.txt, pytest
 web-fragments==0.3.2      # via -r requirements/test.txt, xblock

requirements/test-acceptance.txt

@@ -11,29 +11,29 @@ aws-sam-translator==1.25.0  # via -r requirements/test.txt, cfn-lint
 aws-xray-sdk==2.6.0       # via -r requirements/test.txt, moto
 bleach==3.1.5             # via -r requirements/test.txt
 bok-choy==1.1.1           # via -r requirements/test-acceptance.in
-boto3==1.14.11            # via -r requirements/test.txt, aws-sam-translator, fs-s3fs, moto
+boto3==1.14.21            # via -r requirements/test.txt, aws-sam-translator, fs-s3fs, moto
 boto==2.39.0              # via -c requirements/constraints.txt, -r requirements/test.txt, moto
-botocore==1.17.11         # via -r requirements/test.txt, aws-xray-sdk, boto3, moto, s3transfer
+botocore==1.17.21         # via -r requirements/test.txt, aws-xray-sdk, boto3, moto, s3transfer
 certifi==2020.6.20        # via -r requirements/test.txt, requests
 cffi==1.14.0              # via -r requirements/test.txt, cryptography
 cfn-lint==0.33.2          # via -r requirements/test.txt, moto
 chardet==3.0.4            # via -r requirements/test.txt, requests
-coverage==5.1             # via -r requirements/test.txt, pytest-cov
+coverage==5.2             # via -r requirements/test.txt, pytest-cov
 cryptography==2.9.2       # via -r requirements/test.txt, moto, sshpubkeys
 ddt==1.0.0                # via -c requirements/constraints.txt, -r requirements/test-acceptance.in, -r requirements/test.txt
 decorator==4.4.2          # via -r requirements/test.txt, networkx
 defusedxml==0.6.0         # via -r requirements/test.txt
-distlib==0.3.0            # via -r requirements/test.txt, virtualenv
+distlib==0.3.1            # via -r requirements/test.txt, virtualenv
 django-model-utils==4.0.0  # via -r requirements/test.txt, edx-submissions
-django-pyfs==2.1          # via -r requirements/test.txt
+django-pyfs==2.2          # via -r requirements/test.txt
 django-simple-history==2.11.0  # via -r requirements/test.txt
-django==2.2.13            # via -c requirements/constraints.txt, -r requirements/test.txt, django-model-utils, django-pyfs, edx-i18n-tools, edx-submissions, jsonfield2, xblock-sdk
+django==2.2.14            # via -c requirements/constraints.txt, -r requirements/test.txt, django-model-utils, django-pyfs, edx-i18n-tools, edx-submissions, jsonfield2, xblock-sdk
 djangorestframework==3.9.4  # via -r requirements/test.txt, edx-submissions
-docker==4.2.1             # via -r requirements/test.txt, moto
+docker==4.2.2             # via -r requirements/test.txt, moto
 docutils==0.15.2          # via -r requirements/test.txt, botocore
 ecdsa==0.15               # via -r requirements/test.txt, python-jose, sshpubkeys
 edx-i18n-tools==0.5.3     # via -r requirements/test.txt
-edx-submissions==3.1.11   # via -r requirements/test.txt
+edx-submissions==3.1.12   # via -r requirements/test.txt
 factory-boy==2.12.0       # via -r requirements/test.txt
 faker==4.1.1              # via -r requirements/test.txt, factory-boy
 filelock==3.0.12          # via -r requirements/test.txt, tox, virtualenv
@@ -43,7 +43,7 @@ fs==2.0.18                # via -c requirements/constraints.txt, -r requirements
 future==0.18.2            # via -r requirements/test.txt, aws-xray-sdk
 html5lib==1.1             # via -r requirements/test.txt
 idna==2.8                 # via -c requirements/constraints.txt, -r requirements/test.txt, moto, requests
-importlib-metadata==1.6.1  # via -r requirements/test.txt, importlib-resources, jsonpickle, jsonschema, path, pluggy, tox, virtualenv
+importlib-metadata==1.7.0  # via -r requirements/test.txt, importlib-resources, jsonpickle, jsonschema, path, pluggy, tox, virtualenv
 importlib-resources==1.5.0  # via -r requirements/test.txt, cfn-lint, virtualenv
 jinja2==2.11.2            # via -r requirements/test.txt, moto
 jmespath==0.10.0          # via -r requirements/test.txt, boto3, botocore
@@ -57,7 +57,7 @@ junit-xml==1.9            # via -r requirements/test.txt, cfn-lint
 lazy==1.4                 # via -r requirements/test.txt, bok-choy
 libsass==0.20.0           # via -r requirements/test.txt
 loremipsum==1.0.5         # via -c requirements/constraints.txt, -r requirements/test.txt
-lxml==4.5.1               # via -r requirements/test.txt, xblock
+lxml==4.5.2               # via -r requirements/test.txt, xblock
 markupsafe==1.1.1         # via -r requirements/test.txt, jinja2, xblock
 mock==3.0.5               # via -c requirements/constraints.txt, -r requirements/test.txt, moto
 more-itertools==8.4.0     # via -r requirements/test.txt, pytest, zipp
@@ -89,15 +89,15 @@ responses==0.10.15        # via -r requirements/test.txt, moto
 rsa==4.6                  # via -r requirements/test.txt, python-jose
 s3transfer==0.3.3         # via -r requirements/test.txt, boto3
 selenium==3.141.0         # via -r requirements/test-acceptance.in, bok-choy
-six==1.15.0               # via -r requirements/test.txt, aws-sam-translator, bleach, bok-choy, cfn-lint, cryptography, django-pyfs, django-simple-history, docker, ecdsa, edx-i18n-tools, freezegun, fs, fs-s3fs, html5lib, jsonschema, junit-xml, libsass, mock, moto, packaging, pathlib2, pyrsistent, pytest, python-dateutil, python-jose, python-swiftclient, responses, tox, virtualenv, websocket-client, xblock
+six==1.15.0               # via -r requirements/test.txt, aws-sam-translator, bleach, bok-choy, cfn-lint, cryptography, django-simple-history, docker, ecdsa, edx-i18n-tools, freezegun, fs, fs-s3fs, html5lib, jsonschema, junit-xml, libsass, mock, moto, packaging, pathlib2, pyrsistent, pytest, python-dateutil, python-jose, python-swiftclient, responses, tox, virtualenv, websocket-client, xblock
 sqlparse==0.3.1           # via -r requirements/test.txt, django
 sshpubkeys==3.1.0         # via -r requirements/test.txt, moto
 testfixtures==6.14.1      # via -r requirements/test.txt
 text-unidecode==1.3       # via -r requirements/test.txt, faker
 toml==0.10.1              # via -r requirements/test.txt, tox
-tox==3.15.2               # via -r requirements/test.txt
+tox==3.17.1               # via -r requirements/test.txt
 urllib3==1.25.9           # via -r requirements/test.txt, botocore, requests, selenium
-virtualenv==20.0.25       # via -r requirements/test.txt, tox
+virtualenv==20.0.27       # via -r requirements/test.txt, tox
 voluptuous==0.11.7        # via -c requirements/constraints.txt, -r requirements/test.txt
 wcwidth==0.2.5            # via -r requirements/test.txt, pytest
 web-fragments==0.3.2      # via -r requirements/test.txt, xblock