Add bytes support to serialization

pikatasks/serialization.py

@@ -3,6 +3,7 @@ import json
 import datetime
 import collections
 import itertools
+import base64
 from . import settings
 from .utils import logger
 
@@ -67,11 +68,17 @@ def json_serialize_tweaks(obj):
             JSON_PYTHON_DATA_TYPE: "set",
             JSON_PYTHON_DATA_VALUE: list(obj),
         }
+    elif isinstance(obj, bytes):
+        logger.warning("Going to serialize: {obj}".format(obj=obj))
+        return {
+            JSON_PYTHON_DATA_TYPE: "bytes/base64",
+            JSON_PYTHON_DATA_VALUE: base64.b64encode(obj).decode("utf-8")  # need to .decode because b64encode returns bytes
+        }
     elif isinstance(obj, collections.Iterable):
-        # iterators and other iterables will become lists
+        # other iterables and iterators will become lists
         elements = list(itertools.islice(obj, JSON_ITER_MAX_YIELD))  # protect from trolls with itertools.repeat()
         if len(elements is JSON_ITER_MAX_YIELD):
-            logger.warning("Will not automatically yield more than {n} elements from {obj}.".format(n=JSON_ITER_MAX_YIELD, obj=obj))
+            logger.warning("Will not automatically yield more than {n} elements from {t}.".format(n=JSON_ITER_MAX_YIELD, t=type(obj)))
         return elements
     elif isinstance(obj, datetime.datetime):
         return {
@@ -101,6 +108,8 @@ def json_deserialize_tweaks(obj):
     value = obj[JSON_PYTHON_DATA_VALUE]
     if type_name == "set":
         return set(value)
+    elif type_name == "bytes/base64":
+        return base64.b64decode(value.encode("utf-8"))
     elif type_name == "datetime":
         return str_to_datetime(value)
     elif type_name == "date":