TypeError at /api/posts/544/comments/
datetime.datetime(2017, 7, 19, 9, 9, 10, 712124, tzinfo=<UTC>) is not JSON serializable

Request Method: POST
Request URL: http://83.166.241.217:8000/api/posts/544/comments/
Django Version: 1.11.4
Python Executable: /home/user/.local/bin/uwsgi
Python Version: 3.5.1
Python Path: ['.', '', '/usr/local/lib/python35.zip', '/usr/local/lib/python3.5', '/usr/local/lib/python3.5/plat-linux', '/usr/local/lib/python3.5/lib-dynload', '/home/user/.local/lib/python3.5/site-packages', '/usr/local/lib/python3.5/site-packages']
Server time: Thu, 31 Aug 2017 16:28:37 +0300
Installed Applications:
('django.contrib.admin',
 'django.contrib.auth',
 'django.contrib.contenttypes',
 'django.contrib.sessions',
 'django.contrib.messages',
 'django.contrib.staticfiles',
 'rest_framework',
 'rest_framework.authtoken',
 'rest_framework_docs',
 'django_earthdistance',
 'token_auth',
 'users',
 'pets',
 'utils',
 'local_services',
 'households',
 'posts',
 'messaging',
 'advertisements',
 'global_search',
 'news_feed',
 'admin_google_maps',
 'raven.contrib.django.raven_compat')
Installed Middleware:
('raven.contrib.django.middleware.SentryMiddleware',
 'django.contrib.sessions.middleware.SessionMiddleware',
 'django.middleware.common.CommonMiddleware',
 'django.middleware.csrf.CsrfViewMiddleware',
 'django.contrib.auth.middleware.AuthenticationMiddleware',
 'django.contrib.auth.middleware.SessionAuthenticationMiddleware',
 'django.contrib.messages.middleware.MessageMiddleware',
 'django.middleware.clickjacking.XFrameOptionsMiddleware',
 'django.middleware.security.SecurityMiddleware')


Traceback:

File "/home/user/.local/lib/python3.5/site-packages/django/core/handlers/exception.py" in inner
  41.             response = get_response(request)

File "/home/user/.local/lib/python3.5/site-packages/django/core/handlers/base.py" in _legacy_get_response
  249.             response = self._get_response(request)

File "/home/user/.local/lib/python3.5/site-packages/django/core/handlers/base.py" in _get_response
  187.                 response = self.process_exception_by_middleware(e, request)

File "/home/user/.local/lib/python3.5/site-packages/django/core/handlers/base.py" in _get_response
  185.                 response = wrapped_callback(request, *callback_args, **callback_kwargs)

File "/home/user/.local/lib/python3.5/site-packages/django/views/decorators/csrf.py" in wrapped_view
  58.         return view_func(*args, **kwargs)

File "/home/user/.local/lib/python3.5/site-packages/django/views/generic/base.py" in view
  68.             return self.dispatch(request, *args, **kwargs)

File "/home/user/.local/lib/python3.5/site-packages/rest_framework/views.py" in dispatch
  489.             response = self.handle_exception(exc)

File "/home/user/.local/lib/python3.5/site-packages/rest_framework/views.py" in handle_exception
  449.             self.raise_uncaught_exception(exc)

File "/home/user/.local/lib/python3.5/site-packages/rest_framework/views.py" in dispatch
  486.             response = handler(request, *args, **kwargs)

File "./posts/views.py" in post
  224.                                         request=request)

File "/home/user/.local/lib/python3.5/site-packages/django/dispatch/dispatcher.py" in send
  193.             for receiver in self._live_receivers(sender)

File "/home/user/.local/lib/python3.5/site-packages/django/dispatch/dispatcher.py" in <listcomp>
  193.             for receiver in self._live_receivers(sender)

File "./posts/signals.py" in new_comment
  71.         .notify(event=CommentNotificationEvent.NEW_COMMENT, recipient=post.author)

File "./utils/notifications.py" in notify
  16.             self._notify(event=event, message=message, recipient=recipient)

File "./utils/notifications.py" in _notify
  30.                                         type=notification_type)

File "/home/user/.local/lib/python3.5/site-packages/django/db/models/manager.py" in manager_method
  85.                 return getattr(self.get_queryset(), name)(*args, **kwargs)

File "/home/user/.local/lib/python3.5/site-packages/django/db/models/query.py" in create
  394.         obj.save(force_insert=True, using=self.db)

File "/home/user/.local/lib/python3.5/site-packages/django/db/models/base.py" in save
  807.                        force_update=force_update, update_fields=update_fields)

File "/home/user/.local/lib/python3.5/site-packages/django/db/models/base.py" in save_base
  837.             updated = self._save_table(raw, cls, force_insert, force_update, using, update_fields)

File "/home/user/.local/lib/python3.5/site-packages/django/db/models/base.py" in _save_table
  923.             result = self._do_insert(cls._base_manager, using, fields, update_pk, raw)

File "/home/user/.local/lib/python3.5/site-packages/django/db/models/base.py" in _do_insert
  962.                                using=using, raw=raw)

File "/home/user/.local/lib/python3.5/site-packages/django/db/models/manager.py" in manager_method
  85.                 return getattr(self.get_queryset(), name)(*args, **kwargs)

File "/home/user/.local/lib/python3.5/site-packages/django/db/models/query.py" in _insert
  1076.         return query.get_compiler(using=using).execute_sql(return_id)

File "/home/user/.local/lib/python3.5/site-packages/django/db/models/sql/compiler.py" in execute_sql
  1107.                 cursor.execute(sql, params)

File "/home/user/.local/lib/python3.5/site-packages/django/db/backends/utils.py" in execute
  80.             return super(CursorDebugWrapper, self).execute(sql, params)

File "/home/user/.local/lib/python3.5/site-packages/raven/contrib/django/client.py" in execute
  114.             return real_execute(self, sql, params)

File "/home/user/.local/lib/python3.5/site-packages/django/db/backends/utils.py" in execute
  65.                 return self.cursor.execute(sql, params)

File "/home/user/.local/lib/python3.5/site-packages/psycopg2/_json.py" in getquoted
  101.         s = self.dumps(self.adapted)

File "/home/user/.local/lib/python3.5/site-packages/django/contrib/postgres/fields/jsonb.py" in dumps
  25.         return json.dumps(obj, **options)

File "/usr/local/lib/python3.5/json/__init__.py" in dumps
  230.         return _default_encoder.encode(obj)

File "/usr/local/lib/python3.5/json/encoder.py" in encode
  199.         chunks = self.iterencode(o, _one_shot=True)

File "/usr/local/lib/python3.5/json/encoder.py" in iterencode
  257.         return _iterencode(o, 0)

File "/usr/local/lib/python3.5/json/encoder.py" in default
  180.         raise TypeError(repr(o) + " is not JSON serializable")

Exception Type: TypeError at /api/posts/544/comments/
Exception Value: datetime.datetime(2017, 7, 19, 9, 9, 10, 712124, tzinfo=<UTC>) is not JSON serializable
Request information:
USER: Andrew Oparin

GET: No GET data

POST: No POST data

FILES: No FILES data

COOKIES: No cookie data

META:
CONTENT_LENGTH = '40'
CONTENT_TYPE = 'application/json'
DOCUMENT_ROOT = '/etc/nginx/html'
HTTP_ACCEPT = '*/*'
HTTP_ACCEPT_ENCODING = 'gzip, deflate'
HTTP_ACCEPT_LANGUAGE = 'ru'
HTTP_AUTHORIZATION = 'Token b88cf4b0a8e149dda7c4d2ab329e68ccd774c414'
HTTP_CONNECTION = 'keep-alive'
HTTP_CONTENT_LENGTH = '40'
HTTP_CONTENT_TYPE = 'application/json'
HTTP_HOST = '83.166.241.217:8000'
HTTP_USER_AGENT = 'PetSquare/35.1 CFNetwork/811.5.4 Darwin/16.7.0'
PATH_INFO = '/api/posts/544/comments/'
QUERY_STRING = ''
REMOTE_ADDR = '5.167.209.168'
REMOTE_PORT = '52314'
REQUEST_METHOD = 'POST'
REQUEST_SCHEME = 'http'
REQUEST_URI = '/api/posts/544/comments/'
SCRIPT_NAME = ''
SERVER_NAME = '83.166.241.217'
SERVER_PORT = '8000'
SERVER_PROTOCOL = 'HTTP/1.1'
uwsgi.node = b'centos'
uwsgi.version = b'2.0.15'
wsgi.errors = <_io.TextIOWrapper name=2 mode='w' encoding='UTF-8'>
wsgi.file_wrapper = ''
wsgi.input = <uwsgi._Input object at 0x7f9b7c8c2b58>
wsgi.multiprocess = True
wsgi.multithread = False
wsgi.run_once = False
wsgi.url_scheme = 'http'
wsgi.version =

Settings:
Using settings module petsquare.settings.temporary_dev
ABSOLUTE_URL_OVERRIDES = {}
ADMINS = []
ALLOWED_HOSTS = ['*']
APPEND_SLASH = True
AUTHENTICATION_BACKENDS = 'users.backends.PhoneOrEmailBackend'
AUTH_PASSWORD_VALIDATORS = '********************'
AUTH_USER_MODEL = 'users.User'
BASE_DIR = '/home/user/petsquare/main/petsquare'
BROKER_URL = None
CACHES = {'default': {'BACKEND': 'django.core.cache.backends.locmem.LocMemCache'}}
CACHE_MIDDLEWARE_ALIAS = 'default'
CACHE_MIDDLEWARE_KEY_PREFIX = '********************'
CACHE_MIDDLEWARE_SECONDS = 600
CELERY_ACCEPT_CONTENT = ['json']
CELERY_DEFAULT_QUEUE = 'high'
CELERY_QUEUES =
CELERY_RESULT_SERIALIZER = 'json'
CELERY_TASK_SERIALIZER = 'json'
CSRF_COOKIE_AGE = 31449600
CSRF_COOKIE_DOMAIN = None
CSRF_COOKIE_HTTPONLY = False
CSRF_COOKIE_NAME = 'csrftoken'
CSRF_COOKIE_PATH = '/'
CSRF_COOKIE_SECURE = False
CSRF_FAILURE_VIEW = 'django.views.csrf.csrf_failure'
CSRF_HEADER_NAME = 'HTTP_X_CSRFTOKEN'
CSRF_TRUSTED_ORIGINS = []
CSRF_USE_SESSIONS = False
DATABASES = {'default': {'PORT': '5432', 'PASSWORD': '********************', 'AUTOCOMMIT': True, 'NAME': 'petsquare', 'TEST': {'CHARSET': None, 'NAME': None, 'COLLATION': None, 'MIRROR': None}, 'HOST': 'localhost', 'TIME_ZONE': None, 'USER': 'postgres', 'ATOMIC_REQUESTS': False, 'CONN_MAX_AGE': 0, 'ENGINE': 'django.db.backends.postgresql', 'OPTIONS': {}}}
DATABASE_ROUTERS = []
DATA_UPLOAD_MAX_MEMORY_SIZE = 2621440
DATA_UPLOAD_MAX_NUMBER_FIELDS = 1000
DATETIME_FORMAT = 'N j, Y, P'
DATETIME_INPUT_FORMATS = ['%Y-%m-%d %H:%M:%S', '%Y-%m-%d %H:%M:%S.%f', '%Y-%m-%d %H:%M', '%Y-%m-%d', '%m/%d/%Y %H:%M:%S', '%m/%d/%Y %H:%M:%S.%f', '%m/%d/%Y %H:%M', '%m/%d/%Y', '%m/%d/%y %H:%M:%S', '%m/%d/%y %H:%M:%S.%f', '%m/%d/%y %H:%M', '%m/%d/%y']
DATE_FORMAT = 'N j, Y'
DATE_INPUT_FORMATS = ['%Y-%m-%d', '%m/%d/%Y', '%m/%d/%y', '%b %d %Y', '%b %d, %Y', '%d %b %Y', '%d %b, %Y', '%B %d %Y', '%B %d, %Y', '%d %B %Y', '%d %B, %Y']
DEBUG = True
DEBUG_PROPAGATE_EXCEPTIONS = False
DECIMAL_SEPARATOR = '.'
DEFAULT_CHARSET = 'utf-8'
DEFAULT_CONTENT_TYPE = 'text/html'
DEFAULT_EXCEPTION_REPORTER_FILTER = 'django.views.debug.SafeExceptionReporterFilter'
DEFAULT_FILE_STORAGE = 'django.core.files.storage.FileSystemStorage'
DEFAULT_FROM_EMAIL = 'info@petsquare.club'
DEFAULT_INDEX_TABLESPACE = ''
DEFAULT_TABLESPACE = ''
DISALLOWED_USER_AGENTS = []
EMAIL_BACKEND = 'django.core.mail.backends.smtp.EmailBackend'
EMAIL_HOST = 'smtp.office365.com'
EMAIL_HOST_PASSWORD = '********************'
EMAIL_HOST_USER = 'info@petsquare.club'
EMAIL_PORT = 587
EMAIL_SSL_CERTFILE = None
EMAIL_SSL_KEYFILE = '********************'
EMAIL_SUBJECT_PREFIX = '[Django] '
EMAIL_TIMEOUT = None
EMAIL_USE_LOCALTIME = False
EMAIL_USE_SSL = False
EMAIL_USE_TLS = True
ENVIRONMENT_PREFIX = 'dev'
FILE_CHARSET = 'utf-8'
FILE_UPLOAD_DIRECTORY_PERMISSIONS = None
FILE_UPLOAD_HANDLERS = ['django.core.files.uploadhandler.MemoryFileUploadHandler', 'django.core.files.uploadhandler.TemporaryFileUploadHandler']
FILE_UPLOAD_MAX_MEMORY_SIZE = 2621440
FILE_UPLOAD_PERMISSIONS = None
FILE_UPLOAD_TEMP_DIR = None
FIRST_DAY_OF_WEEK = 0
FIXTURE_DIRS = []
FORCE_SCRIPT_NAME = None
FORMAT_MODULE_PATH = None
FORM_RENDERER = 'django.forms.renderers.DjangoTemplates'
GOOGLE_API_KEY = '********************'
HOSTNAME = 'http://83.166.241.217:8000'
IGNORABLE_404_URLS = []
INSTALLED_APPS =
INTERNAL_IPS = []
LANGUAGES = [('af', 'Afrikaans'), ('ar', 'Arabic'), ('ast', 'Asturian'), ('az', 'Azerbaijani'), ('bg', 'Bulgarian'), ('be', 'Belarusian'), ('bn', 'Bengali'), ('br', 'Breton'), ('bs', 'Bosnian'), ('ca', 'Catalan'), ('cs', 'Czech'), ('cy', 'Welsh'), ('da', 'Danish'), ('de', 'German'), ('dsb', 'Lower Sorbian'), ('el', 'Greek'), ('en', 'English'), ('en-au', 'Australian English'), ('en-gb', 'British English'), ('eo', 'Esperanto'), ('es', 'Spanish'), ('es-ar', 'Argentinian Spanish'), ('es-co', 'Colombian Spanish'), ('es-mx', 'Mexican Spanish'), ('es-ni', 'Nicaraguan Spanish'), ('es-ve', 'Venezuelan Spanish'), ('et', 'Estonian'), ('eu', 'Basque'), ('fa', 'Persian'), ('fi', 'Finnish'), ('fr', 'French'), ('fy', 'Frisian'), ('ga', 'Irish'), ('gd', 'Scottish Gaelic'), ('gl', 'Galician'), ('he', 'Hebrew'), ('hi', 'Hindi'), ('hr', 'Croatian'), ('hsb', 'Upper Sorbian'), ('hu', 'Hungarian'), ('ia', 'Interlingua'), ('id', 'Indonesian'), ('io', 'Ido'), ('is', 'Icelandic'), ('it', 'Italian'), ('ja', 'Japanese'), ('ka', 'Georgian'), ('kk', 'Kazakh'), ('km', 'Khmer'), ('kn', 'Kannada'), ('ko', 'Korean'), ('lb', 'Luxembourgish'), ('lt', 'Lithuanian'), ('lv', 'Latvian'), ('mk', 'Macedonian'), ('ml', 'Malayalam'), ('mn', 'Mongolian'), ('mr', 'Marathi'), ('my', 'Burmese'), ('nb', 'Norwegian Bokmål'), ('ne', 'Nepali'), ('nl', 'Dutch'), ('nn', 'Norwegian Nynorsk'), ('os', 'Ossetic'), ('pa', 'Punjabi'), ('pl', 'Polish'), ('pt', 'Portuguese'), ('pt-br', 'Brazilian Portuguese'), ('ro', 'Romanian'), ('ru', 'Russian'), ('sk', 'Slovak'), ('sl', 'Slovenian'), ('sq', 'Albanian'), ('sr', 'Serbian'), ('sr-latn', 'Serbian Latin'), ('sv', 'Swedish'), ('sw', 'Swahili'), ('ta', 'Tamil'), ('te', 'Telugu'), ('th', 'Thai'), ('tr', 'Turkish'), ('tt', 'Tatar'), ('udm', 'Udmurt'), ('uk', 'Ukrainian'), ('ur', 'Urdu'), ('vi', 'Vietnamese'), ('zh-hans', 'Simplified Chinese'), ('zh-hant', 'Traditional Chinese')]
LANGUAGES_BIDI = ['he', 'ar', 'fa', 'ur']
LANGUAGE_CODE = 'en-us'
LANGUAGE_COOKIE_AGE = None
LANGUAGE_COOKIE_DOMAIN = None
LANGUAGE_COOKIE_NAME = 'django_language'
LANGUAGE_COOKIE_PATH = '/'
LOCALE_PATHS = []
LOGGING = {'loggers': {'django.request': {'handlers': ['sentry', 'console'], 'propagate': False, 'level': 'DEBUG'}, 'django.db.backends': {'handlers': ['sentry', 'console'], 'propagate': False, 'level': 'WARNING'}, 'django': {'handlers': ['sentry', 'console'], 'level': 'WARNING'}, 'petsquare': {'handlers': ['sentry', 'console'], 'level': 'DEBUG'}}, 'handlers': {'sentry': {'level': 'WARNING', 'class': 'raven.contrib.django.raven_compat.handlers.SentryHandler'}, 'console': {'level': 'DEBUG', 'formatter': 'verbose', 'class': 'logging.StreamHandler'}}, 'formatters': {'verbose': {'datefmt': '%d/%b/%Y %H:%M:%S', 'format': '[%(asctime)s] %(levelname)s [%(name)s:%(lineno)s] [%(funcName)s] %(message)s'}}, 'disable_existing_loggers': True, 'version': 1}
LOGGING_CONFIG = 'logging.config.dictConfig'
LOGIN_REDIRECT_URL = '/accounts/profile/'
LOGIN_URL = '/accounts/login/'
LOGOUT_REDIRECT_URL = None
MAGISTRAL_URL = 'https://app.magistral.io'
MANAGERS = []
MEDIA_ROOT = 'media/'
MEDIA_URL = '/media/'
MESSAGE_STORAGE = 'django.contrib.messages.storage.fallback.FallbackStorage'
MIDDLEWARE = None
MIDDLEWARE_CLASSES =
MIGRATION_MODULES = {}
MONTH_DAY_FORMAT = 'F j'
NEXMO_API_KEY = '********************'
NEXMO_API_SECRET = '********************'
NUMBER_GROUPING = 0
ONE_SIGNAL_APP_ID = '7e6cad01-b9e9-472c-8bfc-3957edbc33e7'
ONE_SIGNAL_TOKEN = '********************'
PASSWORD_HASHERS = '********************'
PASSWORD_RESET_TIMEOUT_DAYS = '********************'
PREPEND_WWW = False
PUB_KEY_M = '********************'
RAVEN_CONFIG = {'dsn': 'https://bdd28c69fbd9452eb994efa3fb950f7d:59dde7a422dd4b55bd73f93895b112bb@sentry.io/164340', 'release': 'edcb434407bf3d57a642e87d21048d5ffb300422'}
REST_FRAMEWORK = {'PAGE_SIZE': 50, 'DEFAULT_AUTHENTICATION_CLASSES': ('token_auth.authentication.CommonTokenAuthentication',), 'DEFAULT_PERMISSION_CLASSES': ('rest_framework.permissions.IsAuthenticated',), 'DEFAULT_FILTER_BACKENDS': ('rest_framework.filters.DjangoFilterBackend',), 'DATETIME_FORMAT': '%Y-%m-%dT%H:%M:%S.%fZ', 'TEST_REQUEST_DEFAULT_FORMAT': 'json'}
ROOT_URLCONF = 'petsquare.urls'
SECRET_APP_KEY = '********************'
SECRET_KEY = '********************'
SECRET_KEY_M = '********************'
SECURE_BROWSER_XSS_FILTER = False
SECURE_CONTENT_TYPE_NOSNIFF = False
SECURE_HSTS_INCLUDE_SUBDOMAINS = False
SECURE_HSTS_PRELOAD = False
SECURE_HSTS_SECONDS = 0
SECURE_PROXY_SSL_HEADER = None
SECURE_REDIRECT_EXEMPT = []
SECURE_SSL_HOST = None
SECURE_SSL_REDIRECT = False
SERVER_EMAIL = 'root@localhost'
SESSION_CACHE_ALIAS = 'default'
SESSION_COOKIE_AGE = 1209600
SESSION_COOKIE_DOMAIN = None
SESSION_COOKIE_HTTPONLY = True
SESSION_COOKIE_NAME = 'sessionid'
SESSION_COOKIE_PATH = '/'
SESSION_COOKIE_SECURE = False
SESSION_ENGINE = 'django.contrib.sessions.backends.db'
SESSION_EXPIRE_AT_BROWSER_CLOSE = False
SESSION_FILE_PATH = None
SESSION_SAVE_EVERY_REQUEST = False
SESSION_SERIALIZER = 'django.contrib.sessions.serializers.JSONSerializer'
SETTINGS_MODULE = 'petsquare.settings.temporary_dev'
SHORT_DATETIME_FORMAT = 'm/d/Y P'
SHORT_DATE_FORMAT = 'm/d/Y'
SIGNING_BACKEND = 'django.core.signing.TimestampSigner'
SILENCED_SYSTEM_CHECKS = []
STATICFILES_DIRS = []
STATICFILES_FINDERS = ['django.contrib.staticfiles.finders.FileSystemFinder', 'django.contrib.staticfiles.finders.AppDirectoriesFinder']
STATICFILES_STORAGE = 'django.contrib.staticfiles.storage.StaticFilesStorage'
STATIC_ROOT = '/home/user/petsquare/main/petsquare/static'
STATIC_URL = '/static/'
SUB_KEY_M = '********************'
TEMPLATES = [{'BACKEND': 'django.template.backends.django.DjangoTemplates', 'APP_DIRS': True, 'DIRS': ['/home/user/petsquare/main/petsquare/templates'], 'OPTIONS': {'context_processors': ['django.template.context_processors.debug', 'django.template.context_processors.request', 'django.contrib.auth.context_processors.auth', 'django.contrib.messages.context_processors.messages']}}]
TEST_NON_SERIALIZED_APPS = []
TEST_RUNNER = 'django.test.runner.DiscoverRunner'
THOUSAND_SEPARATOR = ','
TIME_FORMAT = 'P'
TIME_INPUT_FORMATS = ['%H:%M:%S', '%H:%M:%S.%f', '%H:%M']
TIME_ZONE = 'Europe/Moscow'
USE_ETAGS = False
USE_I18N = True
USE_L10N = True
USE_THOUSAND_SEPARATOR = False
USE_TZ = True
USE_X_FORWARDED_HOST = False
USE_X_FORWARDED_PORT = False
WSGI_APPLICATION = 'petsquare.wsgi.application'
X_FRAME_OPTIONS = 'SAMEORIGIN'
YEAR_MONTH_FORMAT = 'F Y'


You're seeing this error because you have DEBUG = True in your
Django settings file. Change that to False, and Django will
display a standard page generated by the handler for this status code.