Fix bug with doctest references

Erotemic · Jan 20, 2021 · 4949f7e · 4949f7e
1 parent b807cdf
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diff --git a/CHANGELOG.md b/CHANGELOG.md
@@ -5,9 +5,14 @@ We are currently working on porting this changelog to the specifications in
 This project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
 
-## Version 0.15.1 - Unreleased
+## Version 0.15.2 - Unreleased
+
+### Fixed
+* Bug where references to doctest variables were never released
 
 
+## Version 0.15.1 - Unreleased
+
 ### Added
 * Documentation improvements
 * Minor text fixes

diff --git a/xdoctest/doctest_example.py b/xdoctest/doctest_example.py
@@ -715,6 +715,10 @@ def run(self, verbose=None, on_error=None):
                 pytest.skip()
 
         summary = self._post_run(verbose)
+
+        # Clear the global namespace so doctests don't leak memory
+        self.global_namespace.clear()
+
         return summary
 
     @property