2010 1.09: Difference between revisions

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== Read a feed with a URL from the command line ==
* [[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]]
 
 
== Permutations ==
 
bla bla


<source lang="python">
<source lang="python">
#!/usr/bin/env python
#!/usr/bin/python
import sys, feedparser
 
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]


try:
import itertools
    url = sys.argv[1]
except IndexError:
    url = "http://feeds.bbci.co.uk/news/rss.xml"


feed = feedparser.parse(url)
for ws in itertools.permutations(words):
for e in feed.entries:
for w in ws:
    print e.title.encode("utf-8")
print w,
print
</source>
</source>


== Word counts ==
== Headline Permutation CGI! ==


<source lang="python">
<source lang="python">
#!/usr/bin/env python
#!/usr/bin/env python
#-*- coding:utf-8 -*-
print "Content-type: text/html"
print
import cgi
args = cgi.FieldStorage()
n = int(args.getvalue("n", "0"))


import sys, string
print """
<body>
"""


words = {}
import feedparser
for line in sys.stdin:
feed = feedparser.parse("http://feeds.bbci.co.uk/news/rss.xml")
    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()):
import itertools
     print word, count
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>
"""
</source>
</source>
[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]

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>
"""

123

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