Updated readme.md and fixed some python code

open.py

@@ -4,15 +4,15 @@ import sys, getopt
 
 def main(argv):
     inputfile = ''
-    outputfile = ''
+    numberfile = ''
     try:
         opts, args = getopt.getopt(argv,"hi:o:",["ifile=","ofile="])
     except getopt.GetoptError:
-        print ('spotitube.py -i <Search Keyword>')
+        print ('spotitube.py -i <Search Keyword> -o <Index>')
         sys.exit(2)
     for opt, arg in opts:
         if opt == '-h':
-            print ('test.py -i <inputfile> -o <outputfile>')
+            print ('spotitube.py -i <Search Keyword> -o <Index>')
             sys.exit()
         elif opt in ("-i", "--ifile"):
             inputfile = arg

readme.md

@@ -1,7 +1,7 @@
 # Spotitube
 
 Basically, a tool to listen to music using YouTube search results.
-# Instalation
+# Installation
 This only supports Debian and Arch.
 ```shell
 chmod +x dependencies.sh
@@ -19,8 +19,9 @@ This app requires python3, pip3, and youtube-search python module to function pr
 
 Arch:
 ```shell
-sudo pacman -S python3 python-pip
-pip install youtube-search
+    sudo pacman -S python3 python-pip mpv youtube-dl
+    pip install youtube-search
+    chmod +x spotitube.sh
 ```
 
 Debian/ubuntu: