testsuite: Simplify Python <3.5 fallback for TextIO

d092d859 · Ben Gamari · 100cc756 · d092d859
Commit d092d859 authored Nov 22, 2019 by Ben Gamari 🐢
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Showing with 5 additions and 2 deletions

testsuite/driver/my_typing.py testsuite/driver/my_typing.py +5 -2

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--- a/testsuite/driver/my_typing.py
+++ b/testsuite/driver/my_typing.py
@@ -24,8 +24,11 @@ except:
 # is taken. We exploit this below.

 # TextIO is missing on some older Pythons.
-if 'TextIO' in globals():
-    TextIO = typing.TextIO
+if 'TextIO' not in globals():
+    try:
+        TextIO = typing.TextIO
+    except ImportError:
+        TextIO = None # type: ignore
 else:
    TextIO = None # type: ignore