The first (2013) edition of ECMA-404 did not address the pronunciation.
s ə n/, as in ' Jason and The Argonauts '". The 2017 international standard (ECMA-404 and ISO/IEC 21778:2017) specifies "Pronounced / ˈ dʒ eɪ. He and Chip Morningstar sent the first JSON message in April 2001. json.ĭouglas Crockford originally specified the JSON format in the early 2000s. It was derived from JavaScript, but many modern programming languages include code to generate and parse JSON-format data. JSON is a language-independent data format. It is a common data format with diverse uses in electronic data interchange, including that of web applications with servers. JSON ( JavaScript Object Notation, pronounced / ˈ dʒ eɪ s ən/ also / ˈ dʒ eɪ ˌ s ɒ n/) is an open standard file format and data interchange format that uses human-readable text to store and transmit data objects consisting of attribute–value pairs and arrays (or other serializable values). Note that while merging settings, exclude entries are merged by computing the "union" of keys, while include entries are merged by computing the "intersection" of keys.STD 90 ( RFC 8259), ECMA-404, ISO/IEC 21778:2017 The resulting settings are merged per class with the explicit settings on dict, json, copy calls with the explicit settings taking priority.Field(., exclude=True)), with the field constructor taking priority. First, model config level settings (via "fields" entry) are merged per field with the field constructor settings (i.e.In the case where multiple strategies are used, exclude/ include fields are merged according to the following rules: (This script is complete, it should run "as is") exclude_none: whether fields which are equal to None should be excluded from the returned dictionary defaultįrom pydantic import BaseModel class BarModel ( BaseModel ): whatever : int class FooBarModel ( BaseModel ): banana : float foo : str bar : BarModel m = FooBarModel ( banana = 3.14, foo = 'hello', bar =.exclude_defaults: whether fields which are equal to their default values (whether set or otherwise) shouldīe excluded from the returned dictionary default False.Prior to v1.0, exclude_unset was known as skip_defaults use of skip_defaults is now deprecated exclude_unset: whether fields which were not explicitly set when creating the model shouldīe excluded from the returned dictionary default False.by_alias: whether field aliases should be used as keys in the returned dictionary default False.exclude: fields to exclude from the returned dictionary see below.include: fields to include in the returned dictionary see below.Sub-models will be recursively converted to dictionaries. This is the primary way of converting a model to a dictionary. model.foobar), models can be convertedĪnd exported in a number of ways: model.dict(.) ¶ As well as accessing model attributes directly via their names (e.g.
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