python3涓墦寮€鏂囦欢鐨勬柟娉曪細鍦╬ython3鍙互浣跨敤open()鍑芥暟鏉ユ墦寮€鏂囦欢锛宱pen()鍑芥暟璇硶涓猴細鈥渙pen(鏂囦欢璺緞, mode='鎵撳紑妯″紡')鈥濓紱鍦ㄥ鏂囦欢杩涜澶勭悊杩囩▼閮介渶瑕佷娇鐢ㄥ埌杩欎釜鍑芥暟锛屽鏋滆鏂囦欢鏃犳硶琚墦寮€锛屼細鎶涘嚭OSError寮傚父銆?p>鍏蜂綋瀹炰緥鍒嗘瀽锛?p>

f = open( '/Users/test.txt', 'r' )

绀轰緥鍒嗘瀽锛?p>r 琛ㄧず璇诲彇鏂囦欢锛屾垜浠氨鎴愬姛鍦版墦寮€浜嗕竴涓枃浠躲€?p>浣嗗鏋滄枃浠朵笉瀛樺湪锛宱pen()鍑芥暟灏变細鎶涘嚭涓€涓狪OError鐨勯敊璇紝骞朵笖缁欏嚭閿欒鐮佸拰璇︾粏鐨勪俊鎭憡璇変綘鏂囦欢涓嶅瓨鍦紝閿欒鎯呭喌濡備笅锛?p>

f=open('/Users/notfound.txt', 'r')
Traceback (most recent call last):
File "", line 1, in 
FileNotFoundError: [Errno 2] No such file or directory: '/Users/notfound.txt'

鐩稿叧鍑芥暟锛?p>

read() #璇诲彇鏂囦欢
close() #鍏抽棴鏂囦欢