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【Python】改行コードの取り除く方法

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Pythonでテキストファイルを読み込んで、その内容を出力する際に、
改行コードで行と行の間に余分な空行が入ったことがあります。

  • 事象
test.txt
# 元のテキストファイル
Hello World.
Hello World.
Hello World.
test.py
fname = "test.txt"
with open(fname,"r") as file:
	for i in file:
	    print(i)
#画面に出力結果
Hello World.

Hello World.

Hello World.

この改行コードを取り除く方法は以下にまとめます。

  • 検証:Python Version: 3.6.4
  • 方法1
    rstrip
way1.py
with open(fname,"r") as file:
	for i in file:
	    print(i.rstrip('\n'))
  • 方法2
    replace
way2.py
with open(fname,"r") as file:
	for i in file:
	    print(i.replace('\n',''))
  • 方法3
    splitlines
way3.py
with open(fname,"r") as file:
	for i in file.read().splitlines():
		print(i)
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