Correction on variable names

This commit is contained in:
Crista Lopes
2013-12-28 22:02:48 -08:00
parent 48d6ae7010
commit b0db7c03b5

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@@ -17,24 +17,24 @@ def frequencies_imp(word_list):
return word_freqs return word_freqs
# #
# Let's write our function bodies as strings. # Let's write our functions as strings.
# #
extract_words_func_body = "lambda name : [x.lower() for x in re.split('[^a-zA-Z]+', open(name).read()) if len(x) > 0 and x.lower() not in stops]" extract_words_func = "lambda name : [x.lower() for x in re.split('[^a-zA-Z]+', open(name).read()) if len(x) > 0 and x.lower() not in stops]"
frequencies_func_body = "lambda word_list : frequencies_imp(word_list)" frequencies_func = "lambda word_list : frequencies_imp(word_list)"
sort_func_body = "lambda word_freq: sorted(word_freq.iteritems(), key=operator.itemgetter(1), reverse=True)" sort_func = "lambda word_freq: sorted(word_freq.iteritems(), key=operator.itemgetter(1), reverse=True)"
# #
# So far, this program isn't much about term-frequency. It's about # So far, this program isn't much about term-frequency. It's about
# a bunch of strings that look like function bodies. # a bunch of strings that look like functions.
# Let's add our functions to the "base" program, dynamically. # Let's add our functions to the "base" program, dynamically.
# We're re-writing this program by adding more functions to it # We're re-writing this program by adding more functions to it
# from "above". # from "above".
# #
exec('extract_words = ' + extract_words_func_body) exec('extract_words = ' + extract_words_func)
exec('frequencies = ' + frequencies_func_body) exec('frequencies = ' + frequencies_func)
exec('sort = ' + sort_func_body) exec('sort = ' + sort_func)
# #
# The main function. This would work just fine: # The main function. This would work just fine: