WIP: kill a lot of code which is no longer necessary

Author: antocuni

Lib/_pyrepl/fancycompleter.py

@@ -402,148 +402,3 @@ def commonprefix(names, base=''):
         if c != s2[i]:
             return s1[:i]
     return s1
-
-
-def has_leopard_libedit(config):
-    # Detect if we are using Leopard's libedit.
-    # Adapted from IPython's rlineimpl.py.
-    if config.using_pyrepl or sys.platform != 'darwin':
-        return False
-
-    # Official Python docs state that 'libedit' is in the docstring for
-    # libedit readline.
-    return config.readline.__doc__ and 'libedit' in config.readline.__doc__
-
-
-def setup():
-    """
-    Install fancycompleter as the default completer for readline.
-    """
-    completer = Completer()
-    readline = completer.config.readline
-    if has_leopard_libedit(completer.config):
-        readline.parse_and_bind("bind ^I rl_complete")
-    else:
-        readline.parse_and_bind('tab: complete')
-    readline.set_completer(completer.complete)
-    return completer
-
-
-def interact_pyrepl():
-    import sys
-    from pyrepl import readline
-    from pyrepl.simple_interact import run_multiline_interactive_console
-    sys.modules['readline'] = readline
-    run_multiline_interactive_console()
-
-
-def setup_history(completer, persist_history):
-    import atexit
-    readline = completer.config.readline
-    #
-    if isinstance(persist_history, (str, unicode)):
-        filename = persist_history
-    else:
-        filename = '~/.history.py'
-    filename = os.path.expanduser(filename)
-    if os.path.isfile(filename):
-        readline.read_history_file(filename)
-
-    def save_history():
-        readline.write_history_file(filename)
-    atexit.register(save_history)
-
-
-def interact(persist_history=None):
-    """
-    Main entry point for fancycompleter: run an interactive Python session
-    after installing fancycompleter.
-
-    This function is supposed to be called at the end of PYTHONSTARTUP:
-
-      - if we are using pyrepl: install fancycompleter, run pyrepl multiline
-        prompt, and sys.exit().  The standard python prompt will never be
-        reached
-
-      - if we are not using pyrepl: install fancycompleter and return.  The
-        execution will continue as normal, and the standard python prompt will
-        be displayed.
-
-    This is necessary because there is no way to tell the standard python
-    prompt to use the readline provided by pyrepl instead of the builtin one.
-
-    By default, pyrepl is preferred and automatically used if found.
-    """
-    import sys
-    completer = setup()
-    if persist_history:
-        setup_history(completer, persist_history)
-    if completer.config.using_pyrepl and '__pypy__' not in sys.builtin_module_names:
-        # if we are on PyPy, we don't need to run a "fake" interpeter, as the
-        # standard one is fake enough :-)
-        interact_pyrepl()
-        sys.exit()
-
-
-class Installer(object):
-    """
-    Helper to install fancycompleter in PYTHONSTARTUP
-    """
-
-    def __init__(self, basepath, force):
-        fname = os.path.join(basepath, 'python_startup.py')
-        self.filename = os.path.expanduser(fname)
-        self.force = force
-
-    def check(self):
-        PYTHONSTARTUP = os.environ.get('PYTHONSTARTUP')
-        if PYTHONSTARTUP:
-            return 'PYTHONSTARTUP already defined: %s' % PYTHONSTARTUP
-        if os.path.exists(self.filename):
-            return '%s already exists' % self.filename
-
-    def install(self):
-        import textwrap
-        error = self.check()
-        if error and not self.force:
-            print(error)
-            print('Use --force to overwrite.')
-            return False
-        with open(self.filename, 'w') as f:
-            f.write(textwrap.dedent("""
-                import fancycompleter
-                fancycompleter.interact(persist_history=True)
-            """))
-        self.set_env_var()
-        return True
-
-    def set_env_var(self):
-        if sys.platform == 'win32':
-            os.system('SETX PYTHONSTARTUP "%s"' % self.filename)
-            print('%PYTHONSTARTUP% set to', self.filename)
-        else:
-            print('startup file written to', self.filename)
-            print('Append this line to your ~/.bashrc:')
-            print('    export PYTHONSTARTUP=%s' % self.filename)
-
-
-if __name__ == '__main__':
-    def usage():
-        print('Usage: python -m fancycompleter install [-f|--force]')
-        sys.exit(1)
-
-    cmd = None
-    force = False
-    for item in sys.argv[1:]:
-        if item in ('install',):
-            cmd = item
-        elif item in ('-f', '--force'):
-            force = True
-        else:
-            usage()
-    #
-    if cmd == 'install':
-        installer = Installer('~', force)
-        installer.install()
-    else:
-        usage()