Adding Chpater 2 files (packages)

Chapter2/mypackages/pkgmain2.py

@@ -0,0 +1,25 @@
+# pkgmain2.py with with main function
+import masifutil
+
+def my_main():
+    """ This is a main function which generates two random numbers and then apply calculator functions on them """
+    x = masifutil.random_2d()
+    y = masifutil.random_1d()
+
+    sum = masifutil.add(x,y)
+    diff = masifutil.subtract(x,y)
+
+    sroot = masifutil.sqrt(x)
+    log10x = masifutil.log(x)
+    log2x = masifutil.ln(x)
+
+    print("x = {}, y = {}".format(x, y))
+    print("sum is {}".format(sum))
+    print("diff is {}".format(diff))
+    print("square root is {}".format(sroot))
+    print("log base of 10 is {}".format(log10x))
+    print("log base of 2 is {}".format(log2x))
+
+""" This is executed only if the special variable '__name__' is set as main"""
+if __name__ == "__main__":
+    my_main()