Created Neil's branch

[cipher-tools.git] / lettercount.py

diff --git a/lettercount.py b/lettercount.py
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+++ b/lettercount.py
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+import collections
+import string
+
+def sanitise(text):
+    return [l.lower() for l in text if l in string.ascii_letters]
+
+corpora = ['shakespeare.txt', 'sherlock-holmes.txt', 'war-and-peace.txt']
+counts = collections.defaultdict(int)
+
+for corpus in corpora:
+    text = sanitise(open(corpus, 'r').read())
+    for letter in text:
+        counts[letter] += 1
+
+sorted_letters = sorted(counts, key=counts.get, reverse=True)
+
+with open('count_1l.txt', 'w') as f:
+    for l in sorted_letters:
+        f.write("{0}\t{1}\n".format(l, counts[l]))
+        
+    
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