Perplexity MCP Server

1. In our current code how the logger works exactly ? explain in terms when we tested the test script as well as in the process of using the mcp in claude desktop. Format needed - low level - very detailed. 2. I could not understand how self works in OOPS and particularly here in our code. explain the concept and related one's. Format needed - low level - very detailed. 3. In client.py we wrote a class right ? and we called this in server.py instantiated it in the file and kept it global, right ? How is this advantageous compared to writing client in normal functions like def and calling them in server ? Format needed - low level - very detailed. 4. what is this httpx library ? is this dfferent from requets ? Format needed - medium level detail enough. 5. we called .json() on response variable. do we need any livbrary for this to write ? - Format needed - basic detail enough 6. When i said about the issue i faced earlier in panother MCP, i said it is because of __init_.poy being without importts right ? why will this error happen ? Now that you know the projhect structure explain it better to me the way the flow happens prperly. Format needed - low level - very detailed. 7. we are running this server in claude desktop using uv right ? can we run this on uv ? will we be saving anything by doing with uvx ? explain this in terms of initialtion from claude desktop as a child process and so on. Format needed - low level - very detailed. 8. I want the entire active best practices of using uv. search web for this. Format needed - basic level. but detailed coverring all core concepts