2010 1.09: Difference between revisions

Latest revision as of 13:15, 16 March 2011

Permutations

bla bla

#!/usr/bin/python

import sys, codecs, string, random

sys.stdin = codecs.getreader("utf-8")(sys.stdin)
count = {}
for line in sys.stdin:
	for w in line.split():
		w = w.strip(string.punctuation).lower()
		if w:
			count[w] = count.get(w,0)+1

#for w,c in sorted(count.items()):
#	print w,c

words = count.keys()
#words.sort()
random.shuffle(words)
words = words[0:5]

import itertools

for ws in itertools.permutations(words):
	for w in ws:
		print w,
	print

Headline Permutation CGI!

#!/usr/bin/env python
#-*- coding:utf-8 -*-

print "Content-type: text/html"
print

import cgi
args = cgi.FieldStorage()
n = int(args.getvalue("n", "0"))

print """
<body>
"""

import feedparser
feed = feedparser.parse("http://feeds.bbci.co.uk/news/rss.xml")

import itertools
words = feed.entries[n].title.split()
orderings = list(itertools.permutations(words))
for ws in orderings:
    print " ".join(ws)
    print "<br />"
    
#for e in feed.entries[:options.num]:
#    print "<p>"
#    print e.title.encode("utf-8")
#    print "</p>"
    
print """
</body>
"""

1 2 3

@@ Line 1: / Line 1: @@
-== Display the titles of an RSS feed ==
+* [[Displaying the titles of an RSS feed]]
+* [[Turning a text in an alphabetical list of unique words]]
+* [[Displaying a list of words from a text followed by the number of times they appear]]
-<source lang="python">
-#!/usr/bin/env python
-from optparse import OptionParser
-parser = OptionParser()
-parser.add_option("-u", "--url", dest="url", default="http://feeds.bbci.co.uk/news/rss.xml", help="the url to read from")
-parser.add_option("-n", "--numlines", type="int", dest="num", default=1000, help="how many lines to display")
-(options, args) = parser.parse_args()
-import feedparser
-feed = feedparser.parse(options.url)
-for e in feed.entries[:options.num]:
-    print e.title.encode("utf-8")
-</source>
-<source lang="python">
-#!/usr/bin/env python
-from optparse import OptionParser
-parser = OptionParser()
-parser.add_option("-u", "--url", dest="url", default="http://feeds.bbci.co.uk/news/rss.xml", help="the url to read from")
-parser.add_option("-n", "--numlines", type="int", dest="num", default=1000, help="how many lines to display")
-(options, args) = parser.parse_args()
-import feedparser
-feed = feedparser.parse(options.url)
-for e in feed.entries[:options.num]:
-    print e.title.encode("utf-8")
-</source>
-== Words ==
-Turns a text in an alphabetical list of unique words. Attempts to strip punctuation and lowercases everything.
-<source lang="python">
-#!/usr/bin/env python
-import sys, string
-words = {}
-for line in sys.stdin:
-    for word in line.split():
-        word = word.lower().strip(string.punctuation)
-        words[word] = words.get(word, 0) + 1
-for word in sorted(words.keys()):
-    print word,
-print
-</source>
-== Word counts ==
-Grab words (as above) and display one per line followed by the number of times the word appears.
-<source lang="python">
-#!/usr/bin/env python
-import sys, string
-words = {}
-for line in sys.stdin:
-    for word in line.split():
-        word = word.lower().strip(string.punctuation)
-        words[word] = words.get(word, 0) + 1
-for (word, count) in sorted(words.items()):
-    print word, count
-</source>
 == Permutations ==
@@ Line 144: / Line 76: @@
 </source>
-[[http://pzwart3.wdka.hro.nl/~mmurtaugh/cgi-bin/headlines.cgi?n=0 | See Live (1)!]][[http://pzwart3.wdka.hro.nl/~mmurtaugh/cgi-bin/headlines.cgi?n=1 | See Live (2)!]][[http://pzwart3.wdka.hro.nl/~mmurtaugh/cgi-bin/headlines.cgi?n=2 | See Live (3)!]]
+[http://pzwart3.wdka.hro.nl/~mmurtaugh/cgi-bin/headlines.cgi?n=0 1][http://pzwart3.wdka.hro.nl/~mmurtaugh/cgi-bin/headlines.cgi?n=1 2][http://pzwart3.wdka.hro.nl/~mmurtaugh/cgi-bin/headlines.cgi?n=2 3]