python plotting - added examples draft

src/scicloj/noj/v1/vis/python.clj

@@ -38,3 +38,43 @@
     (-> path
         slurp
         kind/html)))
+
+
+;; ## Using Python visualizations
+
+;; Noj offers methods to include Python plots in [Kindly](https://scicloj.github.io/kindly-noted/kindly) visualizations: the `vis.python/with-pyplot` macro and the `vis.python/pyplot` function.
+
+;; They are based on the [Parens for Pyplot](http://gigasquidsoftware.com/blog/2020/01/18/parens-for-pyplot/) blog post at Squid's blog.
+
+(require-python '[numpy :as np]
+                '[numpy.random :as np.random]
+                'matplotlib.pyplot
+                '[seaborn :as sns]
+                'json)
+
+(def sine-data
+  (-> {:x (range 0 (* 3 np/pi) 0.1)}
+      tc/dataset
+      (tc/add-column :y #(tcc/sin (:x %)))))
+
+(vis.python/with-pyplot
+  (matplotlib.pyplot/plot
+   (:x sine-data)
+   (:y sine-data)))
+
+(vis.python/pyplot
+ #(matplotlib.pyplot/plot
+   (:x sine-data)
+   (:y sine-data)))
+
+;; https://seaborn.pydata.org/tutorial/introduction
+(let [tips (sns/load_dataset "tips")]
+  (sns/set_theme)
+  (vis.python/pyplot
+   #(sns/relplot :data tips
+                 :x "total_bill"
+                 :y "tip"
+                 :col "time"
+                 :hue "smoker"
+                 :style "smoker"
+                 :size "size")))