def greet(name: str) -> None:
    print(f"Hello, {name}!")
 
if __name__ == "__main__":
    greet("World")
 
a = 5
a = c

import React, { createContext, useContext } from 'react'
 
const BlogContext = createContext(null)
 
export function BlogProvider({ children }) {
  let blogPromise = fetch('https://api.vercel.app/blog').then(res => res.json())
 
  return (
    <BlogContext.Provider value={{ blogPromise }}>
      {children}
    </BlogContext.Provider>
  )
}
 
export function useBlogContext() {
  let context = useContext(BlogContext)
  if (!context) {
    throw new Error('useBlogContext must be used within a BlogProvider')
  }
  return context
}

const [age, setAge] = useState(50);
const [name, setName] = useState("Taylor");