From 7c60e736e514ffb81b12f5ccd45e36c8fcdcaffa Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Mehmet=20Akal=C4=B1n?= <mehmet.akalin@ceng.metu.edu.tr>
Date: Mon, 10 Aug 2015 10:53:52 +0200
Subject: Add code to check for typos

---
 monkey/edits.py | 29 ++++++++++++++++++++---------
 1 file changed, 20 insertions(+), 9 deletions(-)

(limited to 'monkey/edits.py')

diff --git a/monkey/edits.py b/monkey/edits.py
index 2dcd653..01e1ffd 100644
--- a/monkey/edits.py
+++ b/monkey/edits.py
@@ -40,7 +40,7 @@ def trace_graph(trace):
         code_next = action.apply(code)
 
         if action.type == 'test':
-            submissions.add(code)
+            submissions.add((code, action.total == action.passed))
             if action.total == action.passed:
                 done = True
 
@@ -172,6 +172,7 @@ def get_edits_from_traces(traces):
     edits = collections.Counter()
     submissions = collections.Counter()
     queries = collections.Counter()
+    names = collections.Counter()
 
     # Counts of traces where each line appears as a leaf / any node.
     n_leaf = collections.Counter()
@@ -179,11 +180,17 @@ def get_edits_from_traces(traces):
 
     for trace in traces:
         nodes, trace_submissions, trace_queries = trace_graph(trace)
-
+        counted_tokens = []
         # Update the submissions/queries counters (use normalized variables).
-        for submission in trace_submissions:
-            code = stringify(rename_vars(tokenize(submission)))
-            submissions[code] += 1
+        for (submission, correct) in trace_submissions:
+            if correct:
+                tokens = list(tokenize(submission))
+                for token in tokens:
+                    if token.type == 'NAME' and token.val not in counted_tokens:
+                        names[token.val] += 1
+                        counted_tokens.append(token.val)
+                code = stringify(rename_vars(tokens))
+                submissions[code] += 1
         for query in trace_queries:
             code = stringify(rename_vars(tokenize(query)))
             queries[code] += 1
@@ -215,7 +222,7 @@ def get_edits_from_traces(traces):
     for edit, p in edits.items():
         edits[edit] = logistic(p, k=3, x_0=avg_p)
 
-    return edits, submissions, queries
+    return edits, submissions, queries, names
 
 def classify_edits(edits):
     inserts = {}
@@ -244,13 +251,17 @@ if __name__ == '__main__':
     edits = {}
     submissions = {}
     queries = {}
+    names = {}
     for problem in Problem.objects.all():
         print(problem.name)
         pid = problem.pk
         attempts = Attempt.objects.filter(problem=problem, done=True) \
                                   .exclude(user__groups=None)
         traces = [a.trace for a in attempts]
-        if traces:
-            edits[pid], submissions[pid], queries[pid] = get_edits_from_traces(traces)
+        try:
+            edits[pid], submissions[pid], queries[pid], names[pid] = get_edits_from_traces(traces)
+        except:
+            pass
+
+    pickle.dump((edits, submissions, queries, names), open('edits.pickle', 'wb'))
 
-    pickle.dump((edits, submissions, queries), open('edits.pickle', 'wb'))
-- 
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