move codebase to use black, #287 by @samuelcolvin

fix alias use in settings, #286 by @jasonkuhrt and @samuelcolvin

fix datetime parsing in parse_date, #298 by @samuelcolvin

allow dataclass inheritance, fix #293 by @samuelcolvin

fix PyObject = None, fix #305 by @samuelcolvin

allow Pattern type, fix #303 by @samuelcolvin

dataclasses decorator, #269 by @Gaunt and @samuelcolvin

fix issue where int_validator doesn’t cast a bool to an int #264 by @nphyatt

add deep copy support for BaseModel.copy() #249, @gangefors

raise an exception if a field’s name shadows an existing BaseModel attribute #242

add UrlStr and urlstr types #236

timedelta json encoding ISO8601 and total seconds, custom json encoders #247, by @cfkanesan and @samuelcolvin

allow timedelta objects as values for properties of type timedelta (matches datetime etc. behavior) #247

fix schema generation for fields defined using typing.Any #237

add by_alias argument in .dict() and .json() model methods #205

add Json type support #214

support tuples #227

major improvements and changes to schema #213

add NewType support #115

fix list, set & tuple validation #225

separate out validate_model method, allow errors to be returned along with valid values #221

support Python 3.7 #216, thanks @layday

Allow arbitrary types in model #209, thanks @oldPadavan

make list, tuple and set types stricter #86

breaking change: remove msgpack parsing #201

add FilePath and DirectoryPath types #10

model schema generation #190

JSON serialisation of models and schemas #133

add Config.allow_population_by_alias #160, thanks @bendemaree

breaking change: new errors format #179, thanks @Gr1N

breaking change: removed Config.min_number_size and Config.max_number_size #183, thanks @Gr1N

breaking change: correct behaviour of lt and gt arguments to conint etc. #188 for the old behaviour use le and ge #194, thanks @jaheba

added error context and ability to redefine error message templates using Config.error_msg_templates #183, thanks @Gr1N

fix typo in validator exception #150

copy defaults to model values, so different models don’t share objects #154

allow custom get_field_config on config classes #159

add UUID1, UUID3, UUID4 and UUID5 types #167, thanks @Gr1N

modify some inconsistent docstrings and annotations #173, thanks @YannLuo

fix type annotations for exotic types #171, thanks @Gr1N

re-use type validators in exotic types #171

scheduled monthly requirements updates #168

add Decimal, ConstrainedDecimal and condecimal types #170, thanks @Gr1N

tweak email-validator import error message #145

fix parse error of parse_date() and parse_datetime() when input is 0 #144, thanks @YannLuo

add Config.anystr_strip_whitespace and strip_whitespace kwarg to constr, by default values is False #163, thanks @Gr1N

add ConstrainedFloat, confloat, PositiveFloat and NegativeFloat types #166, thanks @Gr1N

fix type annotation for inherit_config #139

breaking change: check for invalid field names in validators #140

validate attributes of parent models #141

breaking change: email validation now uses email-validator #142

fix bug with create_model modifying the base class

added compatibility with abstract base classes (ABCs) #123

add create_model method #113 #125

breaking change: rename .config to .__config__ on a model

breaking change: remove deprecated .values() on a model, use .dict() instead

remove use of OrderedDict and use simple dict #126

add Config.use_enum_values #127

add wildcard validators of the form @validate('*') #128

allow python date and times objects #122

fix direct install without README.rst present

errors for invalid validator use

safer check for complex models in Settings

prevent duplicate validators, #101

add always kwarg to validators, #102

assignment validation #94, thanks petroswork!

JSON in environment variables for complex types, #96

add validator decorators for complex validation, #97

depreciate values(...) and replace with .dict(...), #99

add UUID validation #89

remove index and track from error object (json) if they’re null #90

improve the error text when a list is provided rather than a dict #90

add benchmarks table to docs #91

show length in string validation error

fix aliases in config during inheritance #55

simplify error display

use unicode ellipsis in truncate

add parse_obj, parse_raw and parse_file helper functions #58

switch annotation only fields to come first in fields list not last

immutable models via config.allow_mutation = False, associated cleanup and performance improvement #44

immutable helper methods construct() and copy() #53

allow pickling of models #53

setattr is removed as __setattr__ is now intelligent #44

raise_exception removed, Models now always raise exceptions #44

instance method validators removed

django-restful-framework benchmarks added #47

fix inheritance bug #49

make str type stricter so list, dict etc are not coerced to strings. #52

add StrictStr which only always strings as input #52

pypi and travis together messed up the deploy of v0.2 this should fix it

breaking change: values() on a model is now a method not a property, takes include and exclude arguments

allow annotation only fields to support mypy

add pretty to_string(pretty=True) method for models

add docs

add history