lambda return f string code example
Example 1: python fstring
age = 12
name = "Simon"
print(f"Hi! My name is {name} and I am {age} years old")
Example 2: python f-strings
>>> name = "Fred"
>>> f"He said his name is {name!r}."
"He said his name is 'Fred'."
>>> f"He said his name is {repr(name)}."
"He said his name is 'Fred'."
>>> width = 10
>>> precision = 4
>>> value = decimal.Decimal("12.34567")
>>> f"result: {value:{width}.{precision}}"
'result: 12.35'
>>> today = datetime(year=2017, month=1, day=27)
>>> f"{today:%B %d, %Y}"
'January 27, 2017'
>>> f"{today=:%B %d, %Y}"
'today=January 27, 2017'
>>> number = 1024
>>> f"{number:#0x}"
'0x400'
>>> foo = "bar"
>>> f"{ foo = }"
" foo = 'bar'"
>>> line = "The mill's closed"
>>> f"{line = }"
'line = "The mill\'s closed"'
>>> f"{line = :20}"
"line = The mill's closed "
>>> f"{line = !r:20}"
'line = "The mill\'s closed" '