auto populate config file in home directory

uvaclient.py

@@ -1,12 +1,14 @@
 import requests
 from bs4 import BeautifulSoup
 import getpass
-import settings
+from uvasettings import uvasettings
 import uvaapi as api
 import udebug
 import headers
 import utils
 
+settings = uvasettings()
+
 '''
 
 Main level of abstraction for interfacing with UVa.
@@ -22,7 +24,7 @@ def __init__(self):
         # Create a session for making requests
         # Nessesary to persist login information
         self.session = requests.Session()
-        self.username = settings.username
+        self.username = settings['username']
         self.uid = api.get_uid(self.username)
 
     def prompt_password(self):
@@ -71,8 +73,7 @@ def get_problem_name(self, problem_num):
 
     # Submits a problem with the given parameters
     # Must be logged in for this to work
-    # see settings.py for a list of language codes
-    def submit(self, problemid, f, language = settings.language):
+    def submit(self, problemid, f, language = settings['language']):
         data = {
             "localid":   problemid,
             "code":      open(f, "r").read(),

uvasettings.py

@@ -0,0 +1,31 @@
+from os.path import expanduser
+import json
+import utils
+
+SETTINGS_PATH = expanduser("~") + "/.uvashell"
+
+class uvasettings():
+    def __init__(self):
+        try:
+            home = expanduser("~")
+            f = open(home + "/.uvashell", "r")
+            self.d = json.loads(f.read())
+        except Exception as e:
+            self.d = self.prompt_info()
+            utils.write_file(expanduser("~") + "/.uvashell", json.dumps(self.d))
+
+    def prompt_info(self):
+        print "uva username:"
+        username = raw_input()
+
+        print "default submission language:"
+        language = raw_input()
+
+        ret = {
+            'username': username,
+            'language': language
+        }
+        return ret;
+
+    def __getitem__(self, i):
+        return self.d[i]