don't download problems we already have

lkuper · Aug 7, 2016 · bc6475d · bc6475d
1 parent 4c3ff09
commit bc6475d
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Showing 2 changed files with 8 additions and 4 deletions.
diff --git a/calipers.py b/calipers.py
@@ -109,7 +109,6 @@ def best_angle(polygons):
     return best_tan
 
 def main():
-    ## points = [(0,0), (2, 2), (1,0), (1,72), (0,1)]
     fn = sys.argv[1]
     problem = parse(fn)
     points = list_destination_points(problem)

diff --git a/download_problems.py b/download_problems.py
@@ -89,10 +89,15 @@ def list_all_problems(snapshot_hash):
     return out
 
 def download_save_problem(problem_id, spec_hash):
-    blob = raw_blob_lookup(spec_hash)
-
+    output_fn = "problems/problem_{:03d}".format(problem_id)
     assert os.path.exists("problems/")
-    with open("problems/problem_{:03d}".format(problem_id), "w") as outfile:
+
+    if os.path.exists(output_fn):
+        print("already got that one.")
+        return
+
+    blob = raw_blob_lookup(spec_hash)
+    with open(output_fn, "w") as outfile:
         print(blob, file=outfile, end="")
 
 def main():