dynofunc/operations/delete.py
from dynofunc.core import builder as ab
from dynofunc.core import args
from dynofunc.core.utils import shake
from dynofunc.core.model import Operation, Condition
from dynofunc.core.response import response
def delete(table_name: str, key: dict, conditions: Condition = None):
"""Creates an Operation that will create a table when run.
Args:
table_name (str): The name of the table to delete an item from
key (dict): An object with a key, value that will be used as the identifier of the item to delete
Examples:
- { 'username': 'sunshie' }
- { 'id': '9snw82h', 'type': 'car' } -> when table uses hash key and range key
conditions (Condition, optional): If provided, will be used to create a condition for the delete
Example:
- delete('products', { 'id': 12 }, conditions: attr('title').equals('Old Buggy'))
"""
build = ab.builder(
table_name=table_name,
key=key,
conditions=conditions)
description = shake(
TableName=build(args.TableName),
Key=build(args.Key),
ConditionExpression=build(args.ConditionExpression),
ExpressionAttributeValues=build(args.ExpressionAttributeValues))
return Operation(description, run)
def run(client, description):
res = client.delete_item(**description)
return response(res)