diff --git a/atst/sessions.py b/atst/sessions.py
deleted file mode 100644
index f7f4dfd8..00000000
--- a/atst/sessions.py
+++ /dev/null
@@ -1,71 +0,0 @@
-from uuid import uuid4
-import json
-from redis import exceptions
-
-
-class SessionStorageError(Exception):
-    pass
-
-
-class SessionNotFoundError(Exception):
-    pass
-
-
-class Sessions(object):
-    def start_session(self, user):
-        raise NotImplementedError()
-
-    def get_session(self, session_id):
-        raise NotImplementedError()
-
-    def generate_session_id(self):
-        return str(uuid4())
-
-    def build_session_dict(self, user=None):
-        return {"user": user or {}}
-
-
-class DictSessions(Sessions):
-    def __init__(self):
-        self.sessions = {}
-
-    def start_session(self, user):
-        session_id = self.generate_session_id()
-        self.sessions[session_id] = self.build_session_dict(user=user)
-        return session_id
-
-    def get_session(self, session_id):
-        try:
-            session = self.sessions[session_id]
-        except KeyError:
-            raise SessionNotFoundError
-
-        return session
-
-
-class RedisSessions(Sessions):
-    def __init__(self, redis, ttl_seconds):
-        self.redis = redis
-        self.ttl_seconds = ttl_seconds
-
-    def start_session(self, user):
-        session_id = self.generate_session_id()
-        session_dict = self.build_session_dict(user=user)
-        session_serialized = json.dumps(session_dict)
-        try:
-            self.redis.setex(session_id, self.ttl_seconds, session_serialized)
-        except exceptions.ConnectionError:
-            raise SessionStorageError
-        return session_id
-
-    def get_session(self, session_id):
-        try:
-            session_serialized = self.redis.get(session_id)
-        except exceptions.ConnectionError:
-            raise
-
-        if session_serialized:
-            self.redis.expire(session_id, self.ttl_seconds)
-            return json.loads(session_serialized)
-        else:
-            raise SessionNotFoundError