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-rw-r--r--Lib/ConfigParser.py2
-rw-r--r--Lib/dis.py8
2 files changed, 5 insertions, 5 deletions
diff --git a/Lib/ConfigParser.py b/Lib/ConfigParser.py
index e52f620..f457e72 100644
--- a/Lib/ConfigParser.py
+++ b/Lib/ConfigParser.py
@@ -270,7 +270,7 @@ class ConfigParser:
d = self.__defaults.copy()
d.update(sectdict)
# Update with the entry specific variables
- if vars:
+ if vars is not None:
d.update(vars)
option = self.optionxform(option)
try:
diff --git a/Lib/dis.py b/Lib/dis.py
index 39bfb7d..8ea6d98 100644
--- a/Lib/dis.py
+++ b/Lib/dis.py
@@ -13,7 +13,7 @@ def dis(x=None):
With no argument, disassemble the last traceback.
"""
- if not x:
+ if x is None:
distb()
return
if type(x) is types.InstanceType:
@@ -44,7 +44,7 @@ def dis(x=None):
def distb(tb=None):
"""Disassemble a traceback (default: last traceback)."""
- if not tb:
+ if tb is None:
try:
tb = sys.last_traceback
except AttributeError:
@@ -312,12 +312,12 @@ def _test():
fn = None
else:
fn = None
- if not fn:
+ if fn is None:
f = sys.stdin
else:
f = open(fn)
source = f.read()
- if fn:
+ if fn is not None:
f.close()
else:
fn = "<stdin>"