Another renumbering, so that all concurrent styles are bundled together

28-lazy-rivers/README.md

@@ -1,14 +0,0 @@
-Style #28
-==============================
-
-Constraints:
-
-- Data comes to functions in streams, rather than as a complete whole all at at once
-- Functions are filters / transformers from one kind of data stream to another
-
-Possible names:
-
-- Lazy rivers
-- Data streams
-- Dataflow
-- Data generators

28-lazy-rivers/tf-28.py

@@ -1,48 +0,0 @@
-#!/usr/bin/env python
-
-import sys, operator, string
-
-def characters(filename):
-    for line in open(filename):
-        for c in line:
-            yield c
-
-def all_words(filename):
-    start_char = True
-    for c in characters(filename):
-        if start_char == True:
-            word = ""
-            if c.isalnum():
-                # We found the start of a word
-                word = c.lower()
-                start_char = False
-            else: pass
-        else:
-            if c.isalnum():
-                word += c.lower()
-            else:
-                # We found the end of a word, emit it
-                start_char = True
-                yield word
-
-def non_stop_words(filename):
-    stopwords = set(open('../stop_words.txt').read().split(',')  + list(string.ascii_lowercase))
-    for w in all_words(filename):
-        if not w in stopwords:
-            yield w
-
-def count_and_sort(filename):
-    freqs = {}
-    for w in non_stop_words(filename):
-        freqs[w] = 1 if w not in freqs else freqs[w]+1
-    return sorted(freqs.iteritems(), key=operator.itemgetter(1), reverse=True)
-
-#
-# The main function
-#
-
-word_freqs = count_and_sort(sys.argv[1])
-
-for tf in word_freqs[0:25]:
-    print tf[0], ' - ', tf[1]
-