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Simplify digram generation and sort #8

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12 changes: 4 additions & 8 deletions Chapter_3/count_digrams_practice.py
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Original file line number Diff line number Diff line change
Expand Up @@ -14,11 +14,7 @@
name = name.lower()

# generate unique letter pairs from name
digrams = set()
perms = {''.join(i) for i in permutations(name)}
for perm in perms:
for i in range(0, len(perm) - 1):
digrams.add(perm[i] + perm[i + 1])
digrams = sorted([''.join(i) for i in permutations(name, 2)])
print(*digrams, sep='\n')
print("\nNumber of digrams = {}\n".format(len(digrams)))

Expand All @@ -30,7 +26,7 @@
for m in re.finditer(digram, word):
mapped[digram] += 1

print("digram frequency count:")
count = 0
for k in mapped:
print("Digram frequency count:")
keys = sorted(mapped.keys())
for k in keys:
print("{} {}".format(k, mapped[k]))