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Path: /lib/python3.6/site-packages/pip/_vendor/progress/

Viewing File: spinner.py

# -*- coding: utf-8 -*-

# Copyright (c) 2012 Giorgos Verigakis <verigak@gmail.com>
#
# Permission to use, copy, modify, and distribute this software for any
# purpose with or without fee is hereby granted, provided that the above
# copyright notice and this permission notice appear in all copies.
#
# THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
# WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
# MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
# ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
# WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
# ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
# OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.

from . import Infinite
from .helpers import WriteMixin


class Spinner(WriteMixin, Infinite):
    message = ''
    phases = ('-', '\\', '|', '/')
    hide_cursor = True

    def update(self):
        i = self.index % len(self.phases)
        self.write(self.phases[i])


class PieSpinner(Spinner):
    phases = [u'◷', u'◶', u'◵', u'◴']


class MoonSpinner(Spinner):
    phases = [u'◑', u'◒', u'◐', u'◓']


class LineSpinner(Spinner):
    phases = [u'⎺', u'⎻', u'⎼', u'⎽', u'⎼', u'⎻']