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-rw-r--r--coverage/fullcoverage/encodings.py6
1 files changed, 3 insertions, 3 deletions
diff --git a/coverage/fullcoverage/encodings.py b/coverage/fullcoverage/encodings.py
index 4e1ab354..9409b7d7 100644
--- a/coverage/fullcoverage/encodings.py
+++ b/coverage/fullcoverage/encodings.py
@@ -43,8 +43,8 @@ sys.settrace(FullCoverageTracer().fullcoverage_trace)
# happen last, since all of the symbols in this module will become None
# at that exact moment, including "sys".
-import os
-this = os.path.dirname(__file__)
-sys.path.remove(this)
+parentdirs = [ d for d in sys.path if __file__.startswith(d) ]
+parentdirs.sort(key=len)
+sys.path.remove(parentdirs[-1])
del sys.modules['encodings']
import encodings