def add_word(suffix, word):
if suffix is None:
return ImmDict().put(word, 1)
elif suffix.get(word) != None:
return suffix.put(word, 1 + suffix.get(word))
else:
return suffix.put(word, 1)
def build(filename):
return build_chain(None, pairs_gen(filename, line_gen), ImmDict())
#for pair in pairs_gen('iliad.txt', line_gen):
# print(pair)
#t = ImmDict()
#suff1 = ImmDict()
#suff1.dictionary = {"great": 2, "silly": 1}
#suff2 = ImmDict()
#suff2.dictionary = {"funny": 8, "nonsense": 1}
#t.dictionary = {("Yusuf", "is"): suff1, ("Navin", "is"): suff2}
#result = add_to_chain(t, (("Yusuf", "is"), "asdffg")).dictionary
#print(result.get(("Yusuf", "is")).dictionary)
#f = ImmDict()
#suff3 = ImmDict()
#suff3.dictionary = {"great": 2, "silly": 1}
#suff4 = ImmDict()
#suff4.dictionary = {"funny": 8, "nonsense": 1}
#f.dictionary = {("Yusuf", "is"): suff3, ("Navin", "is"): suff4}
#result2 = add_to_chain(f, (("Yusuf", "not"), "asdffg")).dictionary
#print(result2.get(("Yusuf", "not")).dictionary)
#print(result)
#result = add_to_chain(t, (("Yusuf", "is"), "silly")).dictionary
#print(result.get(("Yusuf", "is")).dictionary)
#print(result)
#result = pairs_gen('dracula.txt', line_gen)
#for line in result:
# print(line)
#generator = pairs_gen('test.txt', line_gen)
#chain = build_chain(None, generator, ImmDict())
#for key in chain.dictionary:
# print(key)
# print(chain.dictionary[key].dictionary)
#result = build("aladdin.txt")
#for key in result.dictionary:
# print(key)
# print(result.dictionary[key].dictionary)
#TESTING
#for line in line_gen('iliad.txt'):
#print(line)
#for pair in pairs_gen('iliad.txt', line_gen):
#print(pair)
def empty_suffix():
return ImmDict()
def empty_suffix():
"""Returns an instance of the ImmDict class- an empty immutable dictionary."""
return ImmDict()
def build(file_name):
gen = pairs_gen(file_name, line_gen)
return build_chain(add_to_chain, gen, ImmDict())
def add_to_chain(chain, pair):
if chain.get(pair[0]) is None:
return chain.put(pair[0], suffix.add_word(ImmDict(), pair[1]))
else:
value = chain.get(pair[0])
return chain.put(pair[0], suffix.add_word(value, pair[1]))
def empty_suffix():
return ImmDict() # Default constructor for suffix
def build(filename):
return build_chain(None, pairs_gen(filename, line_gen), ImmDict())
def build(file):
return build_chain(add_to_chain, pairs_gen(file, line_gen), ImmDict())