class ipython(Command):
    """:ipython

    Runs IPython configured such that it behaves similar to a system shell.

    The currently selected files are exported via the 'rg_selected_files' variable.
    """

    # The execute method is called when you run this command in ranger.
    def execute(self):
        ipython_static_prelude = """
import IPython

if IPython.version_info[0] >= 5:
    import os
    from IPython.terminal.prompts import Prompts, Token

    class ShellPrompt(Prompts):
         def in_prompt_tokens(self, cli=None):
             return [(Token.Text, '['),
                     (Token.Digraph, os.getlogin()),
                     (Token.Text, '@'),
                     (Token.Text, os.uname()[1]),
                     (Token.Text, ' '),
                     (Token.PromptNum, os.getcwd()),
                     (Token.OutPromptNum, ' (IPy)'),
                     (Token.Text, '] ')]
    ip = get_ipython()
    ip.prompts = ShellPrompt(ip)
    del(ShellPrompt)
else:
    ip = get_ipython()
    ip.prompt_manager.in_template=r"{color.White}[{color.LightBlue}\u{color.White}@\h {color.LightGreen}{cwd} {color.Red}(IPy){color.White}] "
    ip.prompt_manager.justify = False

del(ip)
del(IPython)

        """

        ipython_dynamic_prelude = """
rg_selected_files = {selected_files:s}
""".format(selected_files = [str(f) for f in self.fm.thistab.get_selection()])

        command = ['ipython3', '-i', '-c', ipython_static_prelude + ipython_dynamic_prelude]
        self.fm.run(command)