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: @@
-== Read an RSS feed from a URL given on 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]]
-<source lang="python">
-#!/usr/bin/env python
-import sys, feedparser
-try:
-    url = sys.argv[1]
-except IndexError:
-    url = "http://feeds.bbci.co.uk/news/rss.xml"
-feed = feedparser.parse(url)
-for e in feed.entries:
-    print e.title.encode("utf-8")
-</source>
-== Words ==
+== Permutations ==
-Turns a text in an alphabetical list of unique words. Attempts to strip punctuation and lowercases everything.
+bla bla
 <source lang="python">
-#!/usr/bin/env python
+#!/usr/bin/python
-import sys, string
+import sys, codecs, string, random
-words = {}
+sys.stdin = codecs.getreader("utf-8")(sys.stdin)
+count = {}
 for line in sys.stdin:
-    for word in line.split():
+	for w in line.split():
-        word = word.lower().strip(string.punctuation)
+		w = w.strip(string.punctuation).lower()
-        words[word] = words.get(word, 0) + 1
+		if w:
+			count[w] = count.get(w,0)+1
+#for w,c in sorted(count.items()):
+#	print w,c
-for word in sorted(words.keys()):
+words = count.keys()
-    print word,
+#words.sort()
-print
+random.shuffle(words)
-</source>
+words = words[0:5]
+import itertools
-== Word counts ==
+for ws in itertools.permutations(words):
+	for w in ws:
+		print w,
+	print
+</source>
-Grab words (as above) and display one per line followed by the number of times the word appears.
+== Headline Permutation CGI! ==
 <source lang="python">
 #!/usr/bin/env python
+#-*- coding:utf-8 -*-
+print "Content-type: text/html"
+print
-import sys, string
+import cgi
+args = cgi.FieldStorage()
+n = int(args.getvalue("n", "0"))
-words = {}
+print """
-for line in sys.stdin:
+<body>
-    for word in line.split():
+"""
-        word = word.lower().strip(string.punctuation)
-        words[word] = words.get(word, 0) + 1
+import feedparser
+feed = feedparser.parse("http://feeds.bbci.co.uk/news/rss.xml")
-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>
+[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]