python) Concatenating Text Strings

" Concatenating Text Strings "

문자열의 더하기

string 을 이어야 할 때
string + string 형태로 사용할 수 있다.

print("hello" + "world")

# 출력
실행결과> helloworld

literal string interpolation

• 문자 따옴표 앞에 f 를 붙인다.
  
• 치환하고 싶은 변수를 { } 을 사용해서 표시한다.
  ( 꼭 변수가 아니어도 된다, 함수 호출이 될 수도 있다.)

예)

date            = 1980
python_inventor = "Guido van Rossum"
location        = "Centrum Wiskunde & Informatica"
country         = "Netherlands"
 
print(f"""Python was conceived in the late {date}s 
by {python_inventor} at {location} (CWI) in the {country} as a successor 
to the ABC language (itself inspired by SETL), capable of exception handling 
and interfacing with the Amoeba operating system. 
Its implementation began in December 1989.""")

# 출력

실행결과>
Python was conceived in the late 1980s
by Guido van Rossum at Centrum Wiskunde & Informatica (CWI) in the Netherlands as a successor 
to the ABC language (itself inspired by SETL), capable of exception handling 
and interfacing with the Amoeba operating system. 
Its implementation began in December 1989.