From fb2e94692e3a8eb66915575f4a122d56fe8999a0 Mon Sep 17 00:00:00 2001 From: Andre Delfino Date: Wed, 21 Oct 2020 05:25:07 -0300 Subject: [PATCH] Doc: Do not suggest `s[::-1]` for reversed order (GH-22457) --- Doc/faq/programming.rst | 7 +------ Doc/tools/susp-ignored.csv | 1 - 2 files changed, 1 insertion(+), 7 deletions(-) diff --git a/Doc/faq/programming.rst b/Doc/faq/programming.rst index 57ab3e265f7..b75c60a17a2 100644 --- a/Doc/faq/programming.rst +++ b/Doc/faq/programming.rst @@ -1116,7 +1116,7 @@ trailing newline from a string. How do I iterate over a sequence in reverse order? -------------------------------------------------- -Use the :func:`reversed` built-in function, which is new in Python 2.4:: +Use the :func:`reversed` built-in function:: for x in reversed(sequence): ... # do something with x ... @@ -1124,11 +1124,6 @@ Use the :func:`reversed` built-in function, which is new in Python 2.4:: This won't touch your original sequence, but build a new copy with reversed order to iterate over. -With Python 2.3, you can use an extended slice syntax:: - - for x in sequence[::-1]: - ... # do something with x ... - How do you remove duplicates from a list? ----------------------------------------- diff --git a/Doc/tools/susp-ignored.csv b/Doc/tools/susp-ignored.csv index f85d6946954..99d6decc4ec 100644 --- a/Doc/tools/susp-ignored.csv +++ b/Doc/tools/susp-ignored.csv @@ -12,7 +12,6 @@ extending/extending,,:myfunction,"PyArg_ParseTuple(args, ""D:myfunction"", &c);" extending/extending,,:set,"if (PyArg_ParseTuple(args, ""O:set_callback"", &temp)) {" extending/newtypes,,:call,"if (!PyArg_ParseTuple(args, ""sss:call"", &arg1, &arg2, &arg3)) {" faq/programming,,:chr,">=4.0) or 1+f(xc,yc,x*x-y*y+xc,2.0*x*y+yc,k-1,f):f(xc,yc,x,y,k,f):chr(" -faq/programming,,::,for x in sequence[::-1]: faq/programming,,:reduce,"print((lambda Ru,Ro,Iu,Io,IM,Sx,Sy:reduce(lambda x,y:x+y,map(lambda y," faq/programming,,:reduce,"Sx=Sx,Sy=Sy:reduce(lambda x,y:x+y,map(lambda x,xc=Ru,yc=yc,Ru=Ru,Ro=Ro," faq/windows,,:d48eceb,"Python 3.6.4 (v3.6.4:d48eceb, Dec 19 2017, 06:04:45) [MSC v.1900 32 bit (Intel)] on win32"