import pymysql
import random

SCHEMA = 'schema_name'
TABLE_NAME = 'table_name'
TABLE_FIELDS = [
    'currency',
    'language',
]
USER = 'root'
PASSWORD = 'root'
CURRENCY_CODES = ['USD', 'EUR', 'IDR', 'MYR', 'BGN', 'CZK', 'DKK', 'ILS', 'INR', 'HUF', 'JPY', 'NOK', 'PLN', 'RON',
                  'RUB', 'CNY', 'HKD', 'TWD', 'SEK', 'THB', 'TRY', 'VND']
LANGUAGES = ['de-de', 'id-id', 'ms-my', 'bg-bg', 'cs-cz', 'da-dk', 'he-il', 'hi-in', 'hu-hu', 'ja-jp', 'nb-no', 'pl-pl',
             'ro-ro', 'ru-ru', 'zh-cn', 'zh-hk', 'zh-tw', 'sv-se', 'th-th', 'tr-tr', 'vi-vn']
MOUNT_OF_DATA = 5  # how much rows do you need


connection = pymysql.connect(host='localhost', user=USER, password=PASSWORD,
                             db=SCHEMA, cursorclass=pymysql.cursors.DictCursor)


def generate_data() -> list:
    generated_data = []
    for current_amount in range(AMOUNT_OF_DATA):
        # Here you need to write logic for output fields
        currency = random.choice(CURRENCY_CODES)
        language = random.choice(LANGUAGES)
        # You need to append tuple in the same order as in table
        generated_data.append((currency, language))
    return generated_data


try:
    with connection.cursor() as cursor:
        sql = "INSERT IGNORE INTO {schema}.{table} ({fields}) " \
              "values ({values})".format(schema=SCHEMA, table=TABLE_NAME, fields=', '.join(TABLE_FIELDS),
                                         values=", ".join(["%s"] * len(TABLE_FIELDS)))
        cursor.executemany(sql, generate_data())
    connection.commit()
finally:
    connection.close()