From 1aebadf0e5c8f5c7f8ff994c9ee4dba20115ceec Mon Sep 17 00:00:00 2001 From: Fred Drake Date: Wed, 16 Aug 2000 21:44:03 +0000 Subject: Ka-Ping Yee : Further examples of list comprehensions. --- Doc/tut/tut.tex | 16 ++++++++++------ 1 file changed, 10 insertions(+), 6 deletions(-) diff --git a/Doc/tut/tut.tex b/Doc/tut/tut.tex index 6133dd1..6451e2a 100644 --- a/Doc/tut/tut.tex +++ b/Doc/tut/tut.tex @@ -1761,17 +1761,21 @@ functions. The resulting construct tends often to be clearer than use of those functions. \begin{verbatim} ->>> spcs = [" Apple", " Banana ", "Coco nut "] ->>> print [s.strip() for s in spcs] -['Apple', 'Banana', 'Coco nut'] +>>> freshfruit = [' banana', ' loganberry ', 'passion fruit '] +>>> [weapon.strip() for weapon in freshfruit] +['banana', 'loganberry', 'passion fruit'] >>> vec = [2, 4, 6] ->>> print [3*x for x in vec] +>>> [3*x for x in vec] [6, 12, 18] +>>> [3*x for x in vec if x > 3] +[12, 18] +>>> [3*x for x in vec if x < 2] +[] >>> vec1 = [2, 4, 6] >>> vec2 = [4, 3, -9] ->>> print [x*y for x in vec1 for y in vec2] +>>> [x*y for x in vec1 for y in vec2] [8, 6, -18, 16, 12, -36, 24, 18, -54] ->>> print [x+y for x in vec1 for y in vec2] +>>> [x+y for x in vec1 for y in vec2] [6, 5, -7, 8, 7, -5, 10, 9, -3] \end{verbatim} -- cgit v0.12