jsonllm

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Installation

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From PyPI

pip install python-jsonllm

From source

git clone https://github.com/ivanbelenky/jsonllm.git
cd jsonllm
python3 -m pip install -e .

Documentation

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Schema type

class SchemaKey(TypedDict):
    name: Optional[str]
    type: Optional[type]
    default: JSONCompatible
    required: Optional[bool]
    instructions: Optional[str]
    valid: Optional[Caster] 
    caster: Optional[Validator]

class Schema(TypedDict):
    __key__: Union[SchemaKey, 'Schema'] # nested schemas

Example

import os

import jsonllm

#assert os.environ.get('ANTHROPIC_API_KEY') != None
#assert os.environ.get('OPENAI_API_KEY') != None

person = {
    'first_name': {
        'type': str,
        'required': True,
        'instructions': 'Find the first name, if not found input John'        
    },
    'last_name': {
        'type': str,
        'required': True,
        'instructions': 'Find the last name, if not found input Doe'
    },
    'date_of_birth': {
        'name': 'dob', # this exists for cases where the name of the desired schema key is not self explanatory
        'type': str,
        'instructions': 'Find the date of birth and cast it to isoformat'
    }
}

message = 'My name is John Connor, I think I was born 0 of Unix time.'
response = jsonllm.loads(message, person, model='claude-3-opus-20240229')
print(response.response)

{
    'first_name': 'John',
    'last_name': 'Connor',
    'dob': '1970-01-01'
}