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How to use 'get first letter of string python' in Python

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aristotle-mdr/aristotle-metadata-registry
114@register.filter
115def first_letters(string):
116    return ''.join(s[0].upper() for s in string.split(" "))
CircleZ3791117/CodingPractice
42def firstUniqChar(self, s):
43	"""
44	:type s: str
45	:rtype: int
46	"""
47	alphabet = 'abcdefghijklmnopqrstyvwxyz'
48	index = len(s)
49	for c in alphabet:
50		if c in s:
51			l = s.find(c)
52			r = s.rfind(c)
53		else:
54			continue
55		if l == r and l < index:
56			index = l
57	if index == len(s):
58		return -1
59	return index

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