add a simple Python program

Author: fishercoder1534

hello.py

@@ -0,0 +1,12 @@
+# How to run this program:
+# In terminal, run $python3 hello.py
+
+print("Hello world!")
+
+txt = "Viel Glück!"
+print("Before encoding, txt: ", txt)
+print("After encoding with UTF-8, x: ", txt.encode())  # without specifiying encoding scheme, UTF-8 is used
+
+print("After encoding with ascii, x: ", txt.encode(encoding="ascii",errors="namereplace"))
+
+print("Program finished!")