Patch #1215184: fileinput now has a fileno() function for getting the
current file number.
diff --git a/Lib/test/test_fileinput.py b/Lib/test/test_fileinput.py
index 285573c..be4cb8e 100644
--- a/Lib/test/test_fileinput.py
+++ b/Lib/test/test_fileinput.py
@@ -167,3 +167,19 @@
verify(lines == ["A\n", "B"])
finally:
remove_tempfiles(t1)
+
+if verbose:
+ print "16. fileno()"
+try:
+ t1 = writeTmp(1, ["A\nB"])
+ t2 = writeTmp(2, ["C\nD"])
+ fi = FileInput(files=(t1, t2))
+ verify(fi.fileno() == -1)
+ line = fi.next()
+ verify(fi.fileno() != -1)
+ fi.nextfile()
+ verify(fi.fileno() == -1)
+ line = list(fi)
+ verify(fi.fileno() == -1)
+finally:
+ remove_tempfiles(t1, t2)