davidism

a = 'global'

class Fred:
    a = 'class'
    b = (a for i in range(10))
    c = [a for i in range(10)]
    d = a
    e = lambda: a
    f = lambda a=a: a
    

dpryden

import java.io.IOException;
import java.net.URLClassLoader;
import java.nio.file.Files;
import java.nio.file.Paths;
import java.nio.file.Path;

/**
 * Example demonstrating a ClassLoader leak.
 *
 * <p>To see it in action, copy this file to a temp directory somewhere,