no more python2 support

code/templates/client.py

@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 import argparse, sys, os, subprocess, time, re, json
 from subprocess import call, Popen, PIPE, STDOUT
 import readline
@@ -110,7 +110,7 @@ def download_file(file, opts, filename = False):
     for char in iter(lambda: p.stderr.read(1), ''):
         if not char:
             return
-        sys.stderr.write(char)
+        sys.stderr.write(char.decode())
         sys.stderr.flush()
     return
 
@@ -310,7 +310,7 @@ def print_title(title):
         opts.share,
         opts.rooturl
     )
-    pad = " "*((len(status) - len(title))/2)
+    pad = " "*(int((len(status) - len(title))/2))
     print("\n".join((
         "",
         "="*len(status),
@@ -324,7 +324,7 @@ def read_output(stream):
     for char in iter(lambda: stream.read(1), ''):
         if not char:
             break
-        sys.stderr.write(char)
+        sys.stderr.write(char.decode())
         sys.stderr.flush()
     stream.close()