I need a Python API developed to interface Excel with the Tastytrade financial trading platform. The primary function of this API is to retrieve real-time market data. Key requirements: - The API should seamlessly integrate with Excel. - It must be able to fetch real-time market data from Tastytrade. Ideal Skills and Experience: - Proficiency in Python, especially in building APIs. - Experience with Tastytrade and understanding of its data structures. - Strong background in financial markets and trading platforms. - Familiarity with Excel integration and handling real-time data feeds. Please provide samples of previous work related to financial APIs, if available.