ploting 2d graphs

graph_2d.py

@@ -0,0 +1,19 @@
+from datetime import datetime
+import matplotlib.pyplot as plt
+import numpy as np
+from math import *
+
+string = input("Enter Function to be Plot\n\tf(x) = ")
+
+func_str = "lambda x: " + string.replace("^", "**")
+func = eval(func_str)
+
+x = np.linspace(-10, 10, 100)
+y = np.apply_along_axis(np.vectorize(func), 0, x)
+
+plt.plot(x, y)
+plt.ylabel(string)
+plt.xlabel("x")
+plt.show()
+# file_name = str(datetime.now()).split(".")[0].replace(":", "-") + ".png"
+# plt.savefig(file_name, bbox_inches='tight')