Issue #28998: More APIs now support longs as well as ints.
diff --git a/Lib/idlelib/PyShell.py b/Lib/idlelib/PyShell.py
index 3ea1a7d..fdd7cb1 100755
--- a/Lib/idlelib/PyShell.py
+++ b/Lib/idlelib/PyShell.py
@@ -1370,7 +1370,7 @@
raise ValueError("read from closed file")
if size is None:
size = -1
- elif not isinstance(size, int):
+ elif not isinstance(size, (int, long)):
raise TypeError('must be int, not ' + type(size).__name__)
result = self._line_buffer
self._line_buffer = ''
@@ -1393,7 +1393,7 @@
raise ValueError("read from closed file")
if size is None:
size = -1
- elif not isinstance(size, int):
+ elif not isinstance(size, (int, long)):
raise TypeError('must be int, not ' + type(size).__name__)
line = self._line_buffer or self.shell.readline()
if size < 0: