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ich einige Python flie lesen lerne und treffen Sie ein ProblemPython-Datei lesen Fragen FileNotFoundError
, wenn ich die TXT-Datei in Desktop öffnen oder irgendwo ist es nicht im Projektordner es nicht
file_path ='D:\summer2017\4\pi2.txt'
with open('pi2.txt')as file_object:
content1=file_object.read()
print(content1.rstrip())
#it works and print 3.14****
#D:\summer2017 is this project folder
file_path =r'F:\test\123.txt'
with open('123.txt')as file_object:
content1=file_object.read()
print(content1.rstrip())
#FileNotFoundError: [Errno 2] No such file or directory: '123.txt'
# i create a 123.txt in F:\test
# but it can not read
file_path =r'F:\test\pi2.txt'
with open('pi2.txt')as file_object:
content1=file_object.read()
print(content1.rstrip())
# i create another pi2.txt in F:\test
# now it can be found
# in this txt there are some random alphabet and nums but not 3.14****
# but it also print the pi num
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