PENDING

BREAKING Dropped Python2 Support
BREAKING Modified behavior of default field property to only set a default if output_missing is true.
Fixed schema reference issue with Any fields
Fixed SelfReference field issue with Polymorphic parents
Fixed sub schema values not respecting name key
Fixed sub schema default values not setting correctly
Fixed issue with None values not applying defaults
Fixed sub schema unnecessarily outputting when missing
Fixed sub schema default value not respecting name key
Fixed sub schema mishandling load/name
Fixed parent schema mishandling load/name
Fixed inability to set same load key on multiple fields
Fixed child element errors for sub-object data
Fixed child field value invaid caching
Modularization updates
Added repr and str to exceptions
Fixed issue with None being default-allowed in subschemas, updated tests
Added benchmark test
Fixed serialize callable for name change
Fixed schema field inheriting allow_none/output_missing from previous field

0.6.0

Schema validate(), deserialize(), serialize() and encode() now make use of whitelist, blacklist, tags, and context. fixes issue #2
Added updated validation() method to PolySchema. fixes issue #3
Added load kwarg to Fields. Declares the key to lookup when deserializing only
Added Child field type -- Allows the use of nested values
Added Any field type -- Allows a "one of X fields" field
Added Anything field type -- Passthrough field type
fixed issue with PolySchema not getting it's own poly mapping instance
fixed issue with name not being respected on some missing values
post_* schema callables are now called even if no value was set.
pre_validate and post_validate schema callables are now called during validate().
fields.Schema now correctly passes validation options
fields.Schema now tracks field level options
fields.Schema can now serialize polymorphic schemas
fields.Schema now deserializes as objects
output_missing no longer assumes allow_none behavior
output_missing now also checks against field level options
allow_none is now respected with required fields