How can I get a °
(degree) character into a string?
This is the most coder-friendly version of specifying a Unicode character:
degree_sign = u'\N{DEGREE SIGN}'
Escape Sequence: \N{name}
Meaning: Character named name in the Unicode database
Reference: https://docs.python.org/3/reference/lexical_analysis.html#string-and-bytes-literals
Note:
"N" must be uppercase in the \N
construct to avoid confusion with the \n
newline character
The character name inside the curly braces can be any case
It's easier to remember the name of a character than its Unicode index. It's also more readable, ergo debugging-friendly. The character substitution happens at compile time, i.e. the .py[co]
file will contain a constant for u'°'
:
>>> import dis
>>> c= compile('u"\N{DEGREE SIGN}"', '', 'eval')
>>> dis.dis(c)
1 0 LOAD_CONST 0 (u'\xb0')
3 RETURN_VALUE
>>> c.co_consts
(u'\xb0',)
>>> c= compile('u"\N{DEGREE SIGN}-\N{EMPTY SET}"', '', 'eval')
>>> c.co_consts
(u'\xb0-\u2205',)
>>> print c.co_consts[0]
°-∅
Put this line at the top of your source
# -*- coding: utf-8 -*-
If your editor uses a different encoding, substitute for utf-8
Then you can include utf-8 characters directly in the source
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