From cbd2ab1311120efa37e6dd8008a234235bf97b62 Mon Sep 17 00:00:00 2001
From: Georg Brandl <georg@python.org>
Date: Sat, 4 Dec 2010 10:39:14 +0000
Subject: #1513299: cleanup some map() uses where a comprehension works better.

---
 Lib/http/cookies.py   | 2 +-
 Lib/http/server.py    | 2 +-
 Lib/pydoc.py          | 4 ++--
 Lib/tabnanny.py       | 2 +-
 Lib/test/pystone.py   | 2 +-
 Lib/test/test_long.py | 2 +-
 6 files changed, 7 insertions(+), 7 deletions(-)

diff --git a/Lib/http/cookies.py b/Lib/http/cookies.py
index 9e51b67..fb9589c 100644
--- a/Lib/http/cookies.py
+++ b/Lib/http/cookies.py
@@ -230,7 +230,7 @@ def _quote(str, LegalChars=_LegalChars):
     if all(c in LegalChars for c in str):
         return str
     else:
-        return '"' + _nulljoin(map(_Translator.get, str, str)) + '"'
+        return '"' + _nulljoin(_Translator.get(s, s) for s in str) + '"'
 
 
 _OctalPatt = re.compile(r"\\[0-3][0-7][0-7]")
diff --git a/Lib/http/server.py b/Lib/http/server.py
index 5ebfd25..2140710 100644
--- a/Lib/http/server.py
+++ b/Lib/http/server.py
@@ -868,7 +868,7 @@ def nobody_uid():
     try:
         nobody = pwd.getpwnam('nobody')[2]
     except KeyError:
-        nobody = 1 + max(map(lambda x: x[2], pwd.getpwall()))
+        nobody = 1 + max(x[2] for x in pwd.getpwall())
     return nobody
 
 
diff --git a/Lib/pydoc.py b/Lib/pydoc.py
index da3702d..ea282f7 100755
--- a/Lib/pydoc.py
+++ b/Lib/pydoc.py
@@ -1000,7 +1000,7 @@ class TextDoc(Doc):
 
     def bold(self, text):
         """Format a string in bold by overstriking."""
-        return ''.join(map(lambda ch: ch + '\b' + ch, text))
+        return ''.join(ch + '\b' + ch for ch in text)
 
     def indent(self, text, prefix='    '):
         """Indent text by prepending a given prefix to each line."""
@@ -1024,7 +1024,7 @@ class TextDoc(Doc):
                 c, bases = entry
                 result = result + prefix + classname(c, modname)
                 if bases and bases != (parent,):
-                    parents = map(lambda c, m=modname: classname(c, m), bases)
+                    parents = (classname(c, modname) for c in bases)
                     result = result + '(%s)' % ', '.join(parents)
                 result = result + '\n'
             elif type(entry) is type([]):
diff --git a/Lib/tabnanny.py b/Lib/tabnanny.py
index a4d4ef0..46f8163 100755
--- a/Lib/tabnanny.py
+++ b/Lib/tabnanny.py
@@ -264,7 +264,7 @@ class Whitespace:
         return a
 
 def format_witnesses(w):
-    firsts = map(lambda tup: str(tup[0]), w)
+    firsts = (str(tup[0]) for tup in w)
     prefix = "at tab size"
     if len(w) > 1:
         prefix = prefix + "s"
diff --git a/Lib/test/pystone.py b/Lib/test/pystone.py
index aad4d8c..d7f1ec9 100755
--- a/Lib/test/pystone.py
+++ b/Lib/test/pystone.py
@@ -72,7 +72,7 @@ BoolGlob = FALSE
 Char1Glob = '\0'
 Char2Glob = '\0'
 Array1Glob = [0]*51
-Array2Glob = list(map(lambda x: x[:], [Array1Glob]*51))
+Array2Glob = [x[:] for x in [Array1Glob]*51]
 PtrGlb = None
 PtrGlbNext = None
 
diff --git a/Lib/test/test_long.py b/Lib/test/test_long.py
index 133702e..12197ee 100644
--- a/Lib/test/test_long.py
+++ b/Lib/test/test_long.py
@@ -276,7 +276,7 @@ class LongTest(unittest.TestCase):
         digits = digits or [0]
         return '-'[:sign] + \
                {2: '0b', 8: '0o', 10: '', 16: '0x'}[base] + \
-               "".join(map(lambda i: "0123456789abcdef"[i], digits))
+               "".join("0123456789abcdef"[i] for i in digits)
 
     def check_format_1(self, x):
         for base, mapper in (8, oct), (10, repr), (16, hex):
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