small fix to processing random in level 7

hedy.py

@@ -303,7 +303,7 @@ def assign_list(self, args):
         return parameter + " = [" + ", ".join(values) + "]"
 
     def list_access(self, args):
-        if args[1] == 'random':
+        if args[1] == '':
             return 'random.choice(' + args[0] + ')'
         else:
             return args[0] + '[' + args[1] + ']'
@@ -444,7 +444,7 @@ def assign(self, args): #TODO: needs to be merged with 6, when 6 is improved to
             if type(value) is Tree:
                 return parameter + " = " + value.children
             else:
-                if "'" in value:
+                if "'" in value or 'random.choice' in value: #not amainzg, should still be done with lookup
                     return parameter + " = " + value
                 else:
                     return parameter + " = '" + value + "'"
@@ -467,7 +467,6 @@ def var_access(self, args):
         # dit was list_access
             return args[0] + "[" + str(args[1]) + "]" if type(args[1]) is not Tree else "random.choice(" + str(args[0]) + ")"
 
-
 class ConvertToPython(Transformer):
 
     def start(self, args):

tests.py

@@ -631,6 +631,16 @@ def test_repeat_basic_print(self):
         self.assertEqual(run_code(result),'me wants a cookie!\nme wants a cookie!\nme wants a cookie!\nme wants a cookie!\nme wants a cookie!')
 
 
+    def test_print_random(self):
+        result = hedy.transpile("""keuzes is steen, schaar, papier
+computerkeuze is keuzes at random
+print 'computer koos ' computerkeuze""", 7)
+        self.assertEqual("""import random
+keuzes = ['steen', 'schaar', 'papier']
+computerkeuze = random.choice(keuzes)
+print('computer koos '+str(computerkeuze))""", result)
+
+
     def test_repeat_basic_print_multiple_lines(self):
         result = hedy.transpile("""repeat 5 times
     print 'cookieeee!'