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91 lines
3.3 KiB
91 lines
3.3 KiB
############################################################################### |
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# |
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# Copyright (c) 2017 Estimation and Control Library (ECL). All rights reserved. |
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# |
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# Redistribution and use in source and binary forms, with or without |
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# modification, are permitted provided that the following conditions |
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# are met: |
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# |
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# 1. Redistributions of source code must retain the above copyright |
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# notice, this list of conditions and the following disclaimer. |
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# 2. Redistributions in binary form must reproduce the above copyright |
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# notice, this list of conditions and the following disclaimer in |
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# the documentation and/or other materials provided with the |
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# distribution. |
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# 3. Neither the name ECL nor the names of its contributors may be |
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# used to endorse or promote products derived from this software |
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# without specific prior written permission. |
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# |
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# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
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# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
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# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS |
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# FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE |
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# COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, |
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# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, |
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# BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS |
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# OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED |
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# AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
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# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN |
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# ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
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# POSSIBILITY OF SUCH DAMAGE. |
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# |
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############################################################################### |
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"""Plotting utilities for the Python-based tests |
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@author: Peter Dürr <Peter.Duerr@sony.com> |
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""" |
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from __future__ import print_function |
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from __future__ import unicode_literals |
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from __future__ import division |
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from __future__ import absolute_import |
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import inspect |
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from contextlib import contextmanager |
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try: |
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from matplotlib import pyplot as plt |
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import seaborn as sns |
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except ImportError as err: |
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print("Cannot import plotting libraries, " |
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"please install matplotlib and seaborn.") |
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raise err |
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# Nice plot defaults |
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sns.set_style('darkgrid') |
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sns.set_palette('colorblind', |
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desat=0.6) |
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def quit_figure_on_key(key, fig=None): |
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"""Add handler to figure (defaults to current figure) that closes it |
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on a key press event. |
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""" |
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def quit_on_keypress(event): |
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"""Quit the figure on key press |
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""" |
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if event.key == key: |
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plt.close(event.canvas.figure) |
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if fig is None: |
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fig = plt.gcf() |
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fig.canvas.mpl_connect('key_press_event', quit_on_keypress) |
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@contextmanager |
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def figure(name=None, params=None, figsize=None, subplots=None): |
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"""Setup a figure that can be closed by pressing 'q' |
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""" |
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# As a default, use the name of the calling function as the title of the |
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# window |
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if name is None: |
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# Get name of function calling the context from the stack |
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name = inspect.stack()[2][3] |
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fig, axes = plt.subplots(*subplots, figsize=figsize) |
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fig.canvas.set_window_title(name) |
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quit_figure_on_key('q', fig) |
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yield fig, axes |
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if params is not None: |
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name += "\n" + repr(params) |
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axes[0].set_title(name) |
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plt.show(True)
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