# encoding: utf-8

import json

# Default block size
SIZE_BLOCK = 32768


def json_reader(filepath, size_block=SIZE_BLOCK):
    # Initiate reading
    level = 0
    in_string = False
    loop = True
    element = ""
    with open(filepath) as f:
        content = f.read(size_block)
        while loop:
            for char in content:
                if char == '"':
                    in_string != in_string
                if not in_string and char == "{":
                    level += 1
                if level > 0:
                    element += char
                if not in_string and char == "}":
                    level -= 1
                    if level == 0:
                        yield json.loads(element)
                        element = ""
            # Reading next block
            content = f.read(size_block)
            if content == "":
                loop = False