plot function now works similar to dropdowncalc

.local/bin/tools/plot

@@ -1,34 +1,30 @@
-#!/bin/bash
-echo $1
-sed "9s/.*/func = lambda x: $1/" "/home/alex/.local/bin/tools/plotter.py" > /tmp/plotter_temp.py
-if [ ! -z $(echo $2 | grep "a=") ]; then
-	echo $2
-	echo "Has found attribute a="
-	sed "13s/.*/$2/" "/tmp/plotter_temp.py" > /tmp/plotter_temp2.py
-	cat "/tmp/plotter_temp2.py" > /tmp/plotter_temp.py
-	a=0
+#!/bin/sh
+
+if [ $# -eq  1 ]; then
+	A=0
+	B=1
+	F="$( echo "$1" | sed -E 's/\"//g' )"
+elif [ $# -eq 2 ]; then
+	A=0
+	B="$1"
+	F="$( echo "$2" | sed -E 's/\"//g' )"
+
+elif [ $# -eq 3 ]; then
+	A="$1"
+	B="$2"
+	F="$( echo "$3" | sed -E 's/\"//g' )"
+else
+	echo "Please use 1,2 or 3 arguments for plotting"
+	exit
 fi
 
-if [ ! -z $(echo $3 | grep "b=") ]; then
-	echo $3
-	echo "has found attribute b="
-	sed "14s/.*/$3/" "/tmp/plotter_temp.py" > /tmp/plotter_temp2.py
-	cat "/tmp/plotter_temp2.py" > /tmp/plotter_temp.py
-	b=0
-fi
+python -c "from numpy import *
+import matplotlib.pyplot as plt
 
-if [ -z $(echo $2 | grep "a=") ]; then
-	echo $2
-	a=$2
-fi
+def plot(a, b, f):
+    x = linspace(a, b, 1000)
+    y = eval(f)
+    plt.plot(x, y)
+    plt.show()
 
-if [ -z $(echo $3 | grep "b=") ]; then
-	echo $3
-	b=$3
-fi
-
-rm -f /tmp/plotter_temp2.py
-python /tmp/plotter_temp.py "$1" $2 $3
-sxiv -b /tmp/plot.png
-rm -f /tmp/plot.png
-#rm /tmp/plotter_temp.py
+plot($A,$B,\"$F\")"