货币格式化美元使用区域设置模块

import locale

locale.setlocale(locale.LC_ALL, '')
Out[2]: 'English_United States.1252'

locale.currency(762559748.49)
Out[3]: '$762559748.49'

locale.currency(762559748.49, grouping=True)
Out[4]: '$762,559,748.49'