[Python] How to expand variables in a character string

conditions

Python 3.6 and above

Sample code

Use f-strings.

first_name = 'Taro'
full_name  = f'Tanaka {first_name}'

print(full_name)
# => 'Tanaka Taro'

reference

-Grammar function added from Python3 \ .6 -Qiita

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