update Readme: add tutorial

jefferyUstc · jefferyUstc · commit 8b1473d89859 · 2021-04-14T21:35:02.000+08:00
diff --git a/README.md b/README.md
@@ -1 +1,10 @@
 # python-dotplot
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+Light Weighted dotplot drawer
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+# Tutorial
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+Examples of dotplot can be found [tutorial](https://nbviewer.jupyter.org/github/jefferyUstc/python-dotplot/blob/main/tutorial/tutorials.ipynb)
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