Use tab20r (#136)

* explicitly use tab20r

* readme

* version bump

* readme fix

Author: nschloe

README.md

@@ -6,6 +6,7 @@
 [![PyPI pyversions](https://img.shields.io/pypi/pyversions/perfplot.svg?style=flat-square)](https://pypi.org/pypi/perfplot/)
 [![GitHub stars](https://img.shields.io/github/stars/nschloe/perfplot.svg?style=flat-square&logo=github&label=Stars&logoColor=white)](https://github.com/nschloe/perfplot)
 [![Downloads](https://pepy.tech/badge/perfplot/month)](https://pepy.tech/project/perfplot)
+
 <!--[![PyPi downloads](https://img.shields.io/pypi/dm/perfplot.svg?style=flat-square)](https://pypistats.org/packages/perfplot)-->
 
 [![Discord](https://img.shields.io/static/v1?logo=discord&label=chat&message=on%20discord&color=7289da&style=flat-square)](https://discord.gg/hnTJ5MRX2Y)

setup.cfg

@@ -1,6 +1,6 @@
 [metadata]
 name = perfplot
-version = 0.9.12
+version = 0.9.13
 author = Nico Schlömer
 author_email = [email protected]
 description = Performance plots for Python code snippets

src/perfplot/_main.py

@@ -22,7 +22,7 @@
 
 from ._exceptions import PerfplotError
 
-plt.style.use(matplotx.styles.dufte)
+plt.style.use(matplotx.styles.duftify(matplotx.styles.tab20r))
 
 # Orders of Magnitude for SI time units in {unit: magnitude} format
 si_time = {