SF #726446: raise ValueError if width <= 0.

21820cd9 · Greg Ward · 49128575 · 21820cd9
Commit 21820cd9 authored May 07, 2003 by Greg Ward
Hide whitespace changes
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Lib/textwrap.py Lib/textwrap.py +2 -0

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--- a/Lib/textwrap.py
+++ b/Lib/textwrap.py
@@ -197,6 +197,8 @@ class TextWrapper:
        lines, but apart from that whitespace is preserved.
        """
        lines = []
+        if self.width <= 0:
+            raise ValueError("invalid width %r (must be > 0)" % self.width)

        while chunks: