Merge pull request #29 from viniciusfk9/issue_14-solution

Solution for issue #14

tough_stuff/braille-translation_viniciusfk9.py

@@ -0,0 +1,63 @@
+# Braille Lower case mapping
+BRAILLE_LOWER = [
+			"100000", # a
+            "110000", # b
+            "100100", # c
+            "100110", # d
+            "100010", # e
+            "110100", # f
+            "110110", # g
+            "110010", # h
+            "010100", # i
+            "010110", # j
+            "101000", # k
+            "111000", # l
+            "101100", # m
+            "101110", # n
+            "101010", # o
+            "111100", # p
+            "111110", # q
+            "111010", # r
+            "011100", # s
+            "011110", # t
+            "101001", # u
+            "111001", # v
+            "010111", # w
+            "101101", # x
+            "101111", # y
+			"101011",  # z
+			"000000" # ' '
+		] 
+# Braille Upper case mapping
+BRAILLE_UPPER = list(map(lambda x:'000001'+x, BRAILLE_LOWER[:-1]))
+
+def ascii_to_braille(text):
+	# Alphabet
+	intab = b"abcdefghijklmnopqrstuvwxyz "
+
+	# Mapping lower case -> (letter, braille(letter))
+	d_lower = dict(zip(intab, BRAILLE_LOWER))
+
+	# Mapping Upper case -> (letter, braille(letter))
+	d_upper = dict(zip(intab.upper(), BRAILLE_UPPER))
+
+	# Full Mapping = Lower Case + Upper Case
+	mapping = dict(d_lower)
+	mapping.update(d_upper)
+
+	trantab = str.maketrans(mapping) # Translation Table
+	translated_text = text.translate(trantab) # Translates the text using the table
+
+	return translated_text
+
+if __name__ == '__main__':
+	# Test Cases
+	tests = [
+		'code',
+		'Braille',
+		'The quick brown fox jumped over the lazy dog',
+		'Hello World'
+	]
+
+	for t in tests:
+		print('{0} -> {1}'.format(t, ascii_to_braille(t)))