index.py 文件源码

def __init__(self, url, comes_from=None, internal=None, trusted=None):
        self.url = url
        self.comes_from = comes_from
        self.internal = internal
        self.trusted = trusted

        # Set whether it's a wheel
        self.wheel = None
        if url != Inf and self.splitext()[1] == wheel_ext:
            self.wheel = Wheel(self.filename)