fix some tests for pypy

The major category of broken test is that which depends on garbage
collection to flush and close an open file. Also, the empty list is
apparently not a singleton in pypy.

1 files changed, 6 insertions, 5 deletions

diff --git a/QMTest/TestCmd.py b/QMTest/TestCmd.py
index 2fba0a0..b0a456b 100644
--- a/QMTest/TestCmd.py
+++ b/QMTest/TestCmd.py
@@ -1731,11 +1731,12 @@ class TestCmd(object):
         file = self.canonicalize(file)
         if mode[0] != 'w':
             raise ValueError("mode must begin with 'w'")
-        try:
-            open(file, mode).write(content)
-        except TypeError as e:
-            # python 3 default strings are not bytes, but unicode
-            open(file, mode).write(bytes(content,'utf-8'))
+        with open(file, mode) as f:
+            try:
+                f.write(content)
+            except TypeError as e:
+                # python 3 default strings are not bytes, but unicode
+                f.write(bytes(content,'utf-8'))
 
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