diff --git a/lms/djangoapps/courseware/access_utils.py b/lms/djangoapps/courseware/access_utils.py
index 2e7c2fb330d3..059a11e5b308 100644
--- a/lms/djangoapps/courseware/access_utils.py
+++ b/lms/djangoapps/courseware/access_utils.py
@@ -87,13 +87,7 @@ def check_start_date(user, days_early_for_beta, start, course_key, display_error
         if now is None:
             now = datetime.now(UTC)
         effective_start = adjust_start_date(user, days_early_for_beta, start, course_key)
-
-        # Todo: This log statement is added for temporary use only
-        log.info('Python-dateutil logs: Comparing current date with effective start date')
-        should_grant_access = now > effective_start
-        # Todo: This log statement is added for temporary use only
-        log.info('Python-dateutil logs: Successfully compared current date with effective start date')
-        if should_grant_access:
+        if now > effective_start:
             return ACCESS_GRANTED
 
         return StartDateError(start, display_error_to_user=display_error_to_user)
diff --git a/lms/djangoapps/courseware/courses.py b/lms/djangoapps/courseware/courses.py
index 93c58f20aa01..cd755a8d476f 100644
--- a/lms/djangoapps/courseware/courses.py
+++ b/lms/djangoapps/courseware/courses.py
@@ -557,11 +557,6 @@ def get_course_assignments(course_key, user, include_access=False):  # lint-amne
     """
     if not user.id:
         return []
-
-    # Todo: This log statement is added for temporary use only
-    log.info('Python-dateutil logs: Trying to get course assignment for user: {} of course: {}'.format(
-        user.id, course_key))
-
     store = modulestore()
     course_usage_key = store.make_course_usage_key(course_key)
     block_data = get_course_blocks(user, course_usage_key, allow_start_dates_in_future=True, include_completion=True)
@@ -663,9 +658,7 @@ def get_course_assignments(course_key, user, include_access=False):  # lint-amne
                             _("Open Response Assessment due dates are set by your instructor and can't be shifted."),
                             first_component_block_id,
                         ))
-    # Todo: This log statement is added for temporary use only
-    log.info('Python-dateutil logs: Successfully got course assignments for user: {} of course: {}'.format(
-        user.id, course_key))
+
     return assignments
 
 
diff --git a/lms/djangoapps/instructor/tests/test_api.py b/lms/djangoapps/instructor/tests/test_api.py
index d24e65b5c6a7..92d9625f1c93 100644
--- a/lms/djangoapps/instructor/tests/test_api.py
+++ b/lms/djangoapps/instructor/tests/test_api.py
@@ -3506,8 +3506,8 @@ def test_send_email_with_malformed_schedule_expect_error(self, mock_task_api):
         schedule = "Blub Glub"
         self.full_test_message['schedule'] = "Blub Glub"
         expected_message = (
-            f"Error occurred creating a scheduled bulk email task. Schedule provided: '{schedule}'. Error: Unknown "
-            "string format: Blub Glub"
+            f"Error occurred creating a scheduled bulk email task. Schedule provided: '{schedule}'. Error: unknown "
+            "string format"
         )
 
         url = reverse('send_email', kwargs={'course_id': str(self.course.id)})
diff --git a/openedx/core/djangoapps/content/block_structure/block_structure.py b/openedx/core/djangoapps/content/block_structure/block_structure.py
index 17e06546d45f..a8d10c4d81fb 100644
--- a/openedx/core/djangoapps/content/block_structure/block_structure.py
+++ b/openedx/core/djangoapps/content/block_structure/block_structure.py
@@ -11,12 +11,9 @@
 
 
 from copy import deepcopy
-from datetime import datetime
 from functools import partial
 from logging import getLogger
 
-from dateutil.tz import tzlocal
-
 from openedx.core.lib.graph_traversals import traverse_post_order, traverse_topologically
 
 from .exceptions import TransformerException
@@ -467,8 +464,7 @@ def get_xblock_field(self, usage_key, field_name, default=None):
                 not found.
         """
         block_data = self._block_data_map.get(usage_key)
-        xblock_field = getattr(block_data, field_name, default) if block_data else default
-        return self._make_datetime_field_compatible(xblock_field)
+        return getattr(block_data, field_name, default) if block_data else default
 
     def override_xblock_field(self, usage_key, field_name, override_data):
         """
@@ -558,8 +554,7 @@ def get_transformer_block_field(self, usage_key, transformer, key, default=None)
             transformer_data = self.get_transformer_block_data(usage_key, transformer)
         except KeyError:
             return default
-        field = getattr(transformer_data, key, default)
-        return self._make_datetime_field_compatible(field)
+        return getattr(transformer_data, key, default)
 
     def set_transformer_block_field(self, usage_key, transformer, key, value):
         """
@@ -768,24 +763,6 @@ def _get_or_create_block(self, usage_key):
             self._block_data_map[usage_key] = block_data
             return block_data
 
-    def _make_datetime_field_compatible(self, field):
-        """
-        Creates a new datetime object to avoid issues occurring due to upgrading
-        python-datetuil version from 2.4.0
-
-        More info: https://openedx.atlassian.net/browse/BOM-2245
-        """
-        if isinstance(field, datetime):
-            if isinstance(field.tzinfo, tzlocal) and not hasattr(field.tzinfo, '_hasdst'):
-                # Todo: This log statement is added for temporary use only
-                logger.info('Python-dateutil logs: Making datetime field compatible to python-dateutil package')
-                return datetime(
-                    year=field.year, month=field.month, day=field.day,
-                    hour=field.hour, minute=field.minute, second=field.second,
-                    tzinfo=tzlocal()
-                )
-        return field
-
 
 class BlockStructureModulestoreData(BlockStructureBlockData):
     """
diff --git a/requirements/constraints.txt b/requirements/constraints.txt
index 63a65cfee187..9c063105a99b 100644
--- a/requirements/constraints.txt
+++ b/requirements/constraints.txt
@@ -27,14 +27,23 @@ django-storages<1.9
 # for them.
 edx-enterprise==3.49.7
 
+# Newer versions need a more recent version of python-dateutil
+freezegun==0.3.12
+
 # oauthlib>3.0.1 causes test failures ( also remove the django-oauth-toolkit constraint when this is fixed )
 oauthlib==3.0.1
 
 # django-auth-toolkit==1.3.3 requires oauthlib>=3.1.0 which is pinned because of test failures
 django-oauth-toolkit<=1.3.2
 
-# Will be updated once we update python-dateutil package
+# Upgrading to 2.5.3 on 2020-01-03 triggered "'tzlocal' object has no attribute '_std_offset'" errors in production
+python-dateutil==2.4.0
+# matplotlib>=3.4.0 requires python-dateutil>=2.7
 matplotlib<3.4.0
+# pandas>0.22.0 requires python-dateutil>=2.5.0
+pandas==0.22.0
+# networkx>=2.6 requires pandas>=1.1
+networkx<2.6
 
 # tests failing for pymongo==3.11
 pymongo<3.11
@@ -56,9 +65,6 @@ edxval<2.1
 # version of py2neo will work with Neo4j 3.5.
 py2neo<2022
 
-# pylint==2.14.0 is causing test failures
-pylint==2.13.9
-
 # Sphinx requires docutils<0.18. This pin can be removed once https://github.com/sphinx-doc/sphinx/issues/9777 is closed.
 docutils<0.18
 
@@ -73,3 +79,4 @@ scipy<1.8.0
 # This will be fixed when sphinxcontrib-openapi depends on m2r2 instead of m2r
 # See issue: https://github.com/sphinx-contrib/openapi/issues/123
 mistune<2.0.0
+
diff --git a/requirements/edx-sandbox/py38.txt b/requirements/edx-sandbox/py38.txt
index fb7f568eb18a..8e164568f4c1 100644
--- a/requirements/edx-sandbox/py38.txt
+++ b/requirements/edx-sandbox/py38.txt
@@ -18,11 +18,13 @@ cryptography==37.0.2
     # via -r requirements/edx-sandbox/py38.in
 cycler==0.11.0
     # via matplotlib
+decorator==4.4.2
+    # via networkx
 joblib==1.1.0
     # via nltk
 kiwisolver==1.4.2
     # via matplotlib
-lxml==4.9.0
+lxml==4.8.0
     # via
     #   -r requirements/edx-sandbox/py38.in
     #   openedx-calc
@@ -36,8 +38,10 @@ matplotlib==3.3.4
     #   -r requirements/edx-sandbox/py38.in
 mpmath==1.2.1
     # via sympy
-networkx==2.8.2
-    # via -r requirements/edx-sandbox/py38.in
+networkx==2.5.1
+    # via
+    #   -c requirements/edx-sandbox/../constraints.txt
+    #   -r requirements/edx-sandbox/py38.in
 nltk==3.7
     # via
     #   -r requirements/edx-sandbox/py38.in
@@ -61,11 +65,13 @@ pyparsing==3.0.9
     #   chem
     #   matplotlib
     #   openedx-calc
-python-dateutil==2.8.2
-    # via matplotlib
+python-dateutil==2.4.0
+    # via
+    #   -c requirements/edx-sandbox/../constraints.txt
+    #   matplotlib
 random2==1.0.1
     # via -r requirements/edx-sandbox/py38.in
-regex==2022.6.2
+regex==2022.4.24
     # via nltk
 scipy==1.7.3
     # via
diff --git a/requirements/edx/base.txt b/requirements/edx/base.txt
index 3da22da3ddf6..6f2cc53d7de7 100644
--- a/requirements/edx/base.txt
+++ b/requirements/edx/base.txt
@@ -161,7 +161,7 @@ cryptography==37.0.2
     #   jwcrypto
     #   pyjwt
     #   social-auth-core
-cssutils==2.4.1
+cssutils==2.4.0
     # via pynliner
 ddt==1.5.0
     # via
@@ -639,9 +639,9 @@ libsass==0.10.0
     #   ora2
 loremipsum==1.0.5
     # via ora2
-lti-consumer-xblock==4.1.1
+lti-consumer-xblock==4.1.0
     # via -r requirements/edx/base.in
-lxml==4.9.0
+lxml==4.8.0
     # via
     #   -r requirements/edx/base.in
     #   edxval
@@ -834,8 +834,9 @@ pysrt==1.1.2
     # via
     #   -r requirements/edx/base.in
     #   edxval
-python-dateutil==2.8.2
+python-dateutil==2.4.0
     # via
+    #   -c requirements/edx/../constraints.txt
     #   -r requirements/edx/base.in
     #   analytics-python
     #   botocore
@@ -896,9 +897,9 @@ random2==1.0.1
     # via -r requirements/edx/base.in
 recommender-xblock==2.0.1
     # via -r requirements/edx/base.in
-redis==4.3.3
+redis==4.3.1
     # via -r requirements/edx/base.in
-regex==2022.6.2
+regex==2022.4.24
     # via nltk
 requests==2.27.1
     # via
diff --git a/requirements/edx/coverage.txt b/requirements/edx/coverage.txt
index 4385055d3f66..4255da5d7db7 100644
--- a/requirements/edx/coverage.txt
+++ b/requirements/edx/coverage.txt
@@ -6,7 +6,7 @@
 #
 chardet==4.0.0
     # via diff-cover
-coverage==6.4.1
+coverage==6.4
     # via -r requirements/edx/coverage.in
 diff-cover==6.5.0
     # via -r requirements/edx/coverage.in
diff --git a/requirements/edx/development.txt b/requirements/edx/development.txt
index e80885ff996e..410e6c8e4b88 100644
--- a/requirements/edx/development.txt
+++ b/requirements/edx/development.txt
@@ -214,7 +214,7 @@ coreschema==0.0.4
     #   -r requirements/edx/testing.txt
     #   coreapi
     #   drf-yasg
-coverage[toml]==6.4.1
+coverage[toml]==6.4
     # via
     #   -r requirements/edx/testing.txt
     #   pytest-cov
@@ -232,7 +232,7 @@ cssselect==1.1.0
     # via
     #   -r requirements/edx/testing.txt
     #   pyquery
-cssutils==2.4.1
+cssutils==2.4.0
     # via
     #   -r requirements/edx/testing.txt
     #   pynliner
@@ -693,13 +693,15 @@ fastavro==1.4.12
     # via
     #   -r requirements/edx/testing.txt
     #   openedx-events
-filelock==3.7.1
+filelock==3.7.0
     # via
     #   -r requirements/edx/testing.txt
     #   tox
     #   virtualenv
-freezegun==1.2.1
-    # via -r requirements/edx/testing.txt
+freezegun==0.3.12
+    # via
+    #   -c requirements/edx/../constraints.txt
+    #   -r requirements/edx/testing.txt
 frozenlist==1.3.0
     # via
     #   -r requirements/edx/testing.txt
@@ -811,7 +813,7 @@ jsonfield==3.1.0
     #   edx-submissions
     #   lti-consumer-xblock
     #   ora2
-jsonschema==4.6.0
+jsonschema==4.5.1
     # via sphinxcontrib-openapi
 jwcrypto==1.3.1
     # via
@@ -842,9 +844,9 @@ loremipsum==1.0.5
     # via
     #   -r requirements/edx/testing.txt
     #   ora2
-lti-consumer-xblock==4.1.1
+lti-consumer-xblock==4.1.0
     # via -r requirements/edx/testing.txt
-lxml==4.9.0
+lxml==4.8.0
     # via
     #   -r requirements/edx/testing.txt
     #   edxval
@@ -1091,7 +1093,6 @@ pylatexenc==2.10
     #   olxcleaner
 pylint==2.13.9
     # via
-    #   -c requirements/edx/../constraints.txt
     #   -r requirements/edx/testing.txt
     #   edx-lint
     #   pylint-celery
@@ -1175,8 +1176,9 @@ pytest-randomly==3.12.0
     # via -r requirements/edx/testing.txt
 pytest-xdist[psutil]==2.5.0
     # via -r requirements/edx/testing.txt
-python-dateutil==2.8.2
+python-dateutil==2.4.0
     # via
+    #   -c requirements/edx/../constraints.txt
     #   -r requirements/edx/testing.txt
     #   analytics-python
     #   botocore
@@ -1246,9 +1248,9 @@ random2==1.0.1
     # via -r requirements/edx/testing.txt
 recommender-xblock==2.0.1
     # via -r requirements/edx/testing.txt
-redis==4.3.3
+redis==4.3.1
     # via -r requirements/edx/testing.txt
-regex==2022.6.2
+regex==2022.4.24
     # via
     #   -r requirements/edx/testing.txt
     #   nltk
@@ -1344,6 +1346,7 @@ six==1.16.0
     #   edx-rbac
     #   edx-sphinx-theme
     #   event-tracking
+    #   freezegun
     #   fs
     #   fs-s3fs
     #   html5lib
@@ -1392,7 +1395,7 @@ soupsieve==2.3.2.post1
     # via
     #   -r requirements/edx/testing.txt
     #   beautifulsoup4
-sphinx==5.0.1
+sphinx==5.0.0
     # via
     #   edx-sphinx-theme
     #   sphinxcontrib-httpdomain
diff --git a/requirements/edx/doc.txt b/requirements/edx/doc.txt
index 89b8169eb4e5..7e064b98e178 100644
--- a/requirements/edx/doc.txt
+++ b/requirements/edx/doc.txt
@@ -62,7 +62,7 @@ smmap==5.0.0
     # via gitdb
 snowballstemmer==2.2.0
     # via sphinx
-sphinx==5.0.1
+sphinx==5.0.0
     # via
     #   -r requirements/edx/doc.in
     #   edx-sphinx-theme
diff --git a/requirements/edx/testing.txt b/requirements/edx/testing.txt
index 60477eb70a51..e59ac534ce91 100644
--- a/requirements/edx/testing.txt
+++ b/requirements/edx/testing.txt
@@ -206,7 +206,7 @@ coreschema==0.0.4
     #   -r requirements/edx/base.txt
     #   coreapi
     #   drf-yasg
-coverage[toml]==6.4.1
+coverage[toml]==6.4
     # via
     #   -r requirements/edx/coverage.txt
     #   pytest-cov
@@ -224,7 +224,7 @@ cssselect==1.1.0
     # via
     #   -r requirements/edx/testing.in
     #   pyquery
-cssutils==2.4.1
+cssutils==2.4.0
     # via
     #   -r requirements/edx/base.txt
     #   pynliner
@@ -669,12 +669,14 @@ fastavro==1.4.12
     # via
     #   -r requirements/edx/base.txt
     #   openedx-events
-filelock==3.7.1
+filelock==3.7.0
     # via
     #   tox
     #   virtualenv
-freezegun==1.2.1
-    # via -r requirements/edx/testing.in
+freezegun==0.3.12
+    # via
+    #   -c requirements/edx/../constraints.txt
+    #   -r requirements/edx/testing.in
 frozenlist==1.3.0
     # via
     #   -r requirements/edx/base.txt
@@ -804,9 +806,9 @@ loremipsum==1.0.5
     # via
     #   -r requirements/edx/base.txt
     #   ora2
-lti-consumer-xblock==4.1.1
+lti-consumer-xblock==4.1.0
     # via -r requirements/edx/base.txt
-lxml==4.9.0
+lxml==4.8.0
     # via
     #   -r requirements/edx/base.txt
     #   edxval
@@ -1032,7 +1034,6 @@ pylatexenc==2.10
     #   olxcleaner
 pylint==2.13.9
     # via
-    #   -c requirements/edx/../constraints.txt
     #   edx-lint
     #   pylint-celery
     #   pylint-django
@@ -1106,8 +1107,9 @@ pytest-randomly==3.12.0
     # via -r requirements/edx/testing.in
 pytest-xdist[psutil]==2.5.0
     # via -r requirements/edx/testing.in
-python-dateutil==2.8.2
+python-dateutil==2.4.0
     # via
+    #   -c requirements/edx/../constraints.txt
     #   -r requirements/edx/base.txt
     #   analytics-python
     #   botocore
@@ -1174,9 +1176,9 @@ random2==1.0.1
     # via -r requirements/edx/base.txt
 recommender-xblock==2.0.1
     # via -r requirements/edx/base.txt
-redis==4.3.3
+redis==4.3.1
     # via -r requirements/edx/base.txt
-regex==2022.6.2
+regex==2022.4.24
     # via
     #   -r requirements/edx/base.txt
     #   nltk
@@ -1270,6 +1272,7 @@ six==1.16.0
     #   edx-milestones
     #   edx-rbac
     #   event-tracking
+    #   freezegun
     #   fs
     #   fs-s3fs
     #   html5lib