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Initial commit.

This is Incenp.org's PyPlot, a Python helper library for plotting
tasks.
master
Damien Goutte-Gattat 11 months ago
commit
1d18aaa2ca
6 changed files with 200 additions and 0 deletions
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      .gitignore
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      incenp/__init__.py
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      incenp/plotting/__init__.py
  4. +82
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      incenp/plotting/scatter.py
  5. +77
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      incenp/plotting/util.py
  6. +32
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      setup.py

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.gitignore View File

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.project
.pydevproject
.settings
build
dist
*.egg-info
__pycache__

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incenp/__init__.py View File

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__path__ = __import__('pkgutil').extend_path(__path__, __name__)

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incenp/plotting/__init__.py View File

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__version__ = '0.1.0'

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incenp/plotting/scatter.py View File

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# -*- coding: utf-8 -*-
# Incenp.Plotting - Incenp.org's plotting helper library
# Copyright © 2020 Damien Goutte-Gattat
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
"""Module description."""
from .util import xdistr
def scatterplot_subtrack(ax, data, n_track, n_subtrack, max_subtrack, color, width=.7, min_sep=.1):
offset = n_track * max_subtrack + n_subtrack
xs = xdistr(data.values, width, center=True, min_sep=min_sep, offset=offset)
ax.plot(xs, data.values, color + '.')
ax.hlines(data.mean(), offset - .5, offset + .5, color)
def scatterplot(ax, data, columns, subtrackcolumns=False, tracks=[None], trackname=0, subtracks=[None], subtrackname=1,
colors='rgb', width=.7, min_sep=.1):
if isinstance(columns, list):
if subtrackcolumns:
n = len(columns) + 1
labels = tracks
else:
n = len(subtracks) + 1
labels = columns
else:
n = len(subtracks) + 1
labels = tracks
i = 0
if isinstance(columns, list) and not subtrackcolumns:
for column in columns:
j = 0
for subtrack in subtracks:
if subtrack is None:
subset = data.loc[:, column].dropna()
else:
level = subtrackname if data.index.nlevels > 1 else None
subset = data.xs(subtrack, level=level).loc[:, column].dropna()
scatterplot_subtrack(ax, subset, i, j, n, colors[j % n], width, min_sep)
j += 1
i += 1
else:
for track in tracks:
j = 0
if isinstance(columns, list) and subtrackcolumns:
for column in columns:
subset = data.xs(track, level=trackname).loc[:, column].dropna()
scatterplot_subtrack(ax, subset, i, j, n, colors[j % n], width, min_sep)
j += 1
i += 1
else:
for subtrack in subtracks:
indexer = [track, subtrack] if subtrack else [track]
level = [trackname, subtrackname] if subtrack else [trackname]
subset = data.xs(indexer, level=level).loc[:, columns].dropna()
scatterplot_subtrack(ax, subset, i, j, n, colors[j % n], width, min_sep)
j += 1
i += 1
ax.set_xticks([(.5 * (n - 2)) + n * i for i in range(len(labels))])
ax.set_xticklabels(labels)

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incenp/plotting/util.py View File

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# -*- coding: utf-8 -*-
# Incenp.Plotting - Incenp.org's plotting helper library
# Copyright © 2020 Damien Goutte-Gattat
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
"""Miscellaneous utility functions for plotting tasks."""
def xdistr(values, width, offset=0, even_max=10, center=False, min_sep=1):
"""Distribute coordinates around an axis.
Given a list of values, return an array of x coordinates so that
the plotted values are equally distributed.
:param values: The list of values to distribute
:param width: The distance along which to distribute the values
:param offset: An offset to apply to each returned coordinates
:param even_max: If the number of values on a given rank exceeds
this parameter, they will be put closer together
:param center: Distribute coordinates on both sides of offset
:param min_sep: If two values differ by less than this parameter,
they will be considered to belong on the same rank
:return: An array of x coordinates
"""
dist = {}
spent = {}
xcoords = []
values = [int(i / min_sep) for i in values]
# Get the distribution of values
for v in values:
if v in dist:
dist[v] += 1
else:
dist[v] = 1
spent[v] = 0
# Now proceeds
for v in values:
# Compute step to distribute the values on the specified width
step = width / max(even_max, dist[v])
if not center:
x = offset + step * spent[v]
elif spent[v] % 2 == 0:
# If we've already drawn an even number of points,
# draw the next one on the right of offset
x = offset + (step / 2) * spent[v]
else:
# Draw the next point on the left of offset
x = offset - (step / 2) * (spent[v] + 1)
# If there is an even number of points in that rank,
# shift all points by a half-step
if dist[v] % 2 == 0:
x += step / 2
spent[v] += 1
xcoords.append(x)
return xcoords

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setup.py View File

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# -*- coding: utf-8 -*-
# Incenp.Plotting - Incenp.org's plotting helper library
# Copyright © 2020 Damien Goutte-Gattat
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
"""Module description."""
from setuptools import setup, find_packages
from incenp.plotting import __version__
setup(
name='incenp.plotting',
version=__version__,
description='Incenp.org´s plotting helper library',
author='Damien Goutte-Gattat',
author_email='dgouttegattat@incenp.org',
packages=find_packages(),
include_package_data=True
)

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