renamed format => filetype; line => format (fixes #230)

lib/wttr_line.py

@@ -120,7 +120,7 @@ def wttr_line(location, query):
     in format `line_format`
     """
 
-    format_line = query.get('line', '')
+    format_line = query.get('format', '')
 
     if format_line in PRECONFIGURED_FORMAT:
         format_line = PRECONFIGURED_FORMAT[format_line]

lib/wttr_srv.py

@@ -183,7 +183,7 @@ def wttr(location, request):
 
     # We are ready to return the answer
     try:
-        if 'line' in query:
+        if 'format' in query:
             return wttr_line(location, query)
 
         if png_filename:

lib/wttrin_png.py

@@ -270,7 +270,7 @@ def make_wttrin_query(parsed):
     for key, val in parsed.items():
         args.append('%s=%s' % (key, val))
 
-    args.append('format=png')
+    args.append('filetype=png')
 
     url = "http://wttr.in/%s" % location
     if args != []: