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获得“未知文件类型”这里是我的代码:红宝石
> !#usr/bin/ruby
require 'fileutils'
Dir.chdir "/home/john/Documents"
if (Dir.exist?("Photoshoot") === false) then
Dir.mkdir "Photoshoot"
puts "Directory: 'Photoshoot' created"
end
Dir.chdir "/run/user/1000/gvfs"
camdirs = Dir.glob('*')
numcams = camdirs.length
camnum = 0
campath = []
while camnum < numcams do
campath.push("/run/user/1000/gvfs/#{camdirs[camnum]}/DCIM")
puts campath[camnum]
camnum += 1
end
campath.each do |path|
Dir.chdir (path)
foldnum = 0
foldir = Dir.glob('*')
puts foldir
Dir.entries("#{path}/#{foldir[foldnum]}").each do |filename|
filetype = File.extname(filename)
if filetype == ".JPG"
FileUtils.mv("#{path}/#{foldir[foldnum]}/#{filename}", "/home/john/Documents/Photoshoot")
end
foldnum += 1
end
end
puts "#{numcams} cameras detected"
我只是想进入某些相机我已经连接并提取所有图像到一个文件,但它给我这个错误。其中一个让我烦恼的事情是,图像存储在DCIM下的子文件夹中。当我只使用.entries时,它会给出图像所在的文件夹以及图像。
/usr/lib/ruby/2.3.0/fileutils.rb:1387:in `copy': unknown file type: /run/user/1000/gvfs/gphoto2:host=%5Busb%3A002%2C021%5D/DCIM//IMG_0092.JPG (RuntimeError)
from /usr/lib/ruby/2.3.0/fileutils.rb:472:in `block in copy_entry'
from /usr/lib/ruby/2.3.0/fileutils.rb:1498:in `wrap_traverse'
from /usr/lib/ruby/2.3.0/fileutils.rb:469:in `copy_entry'
from /usr/lib/ruby/2.3.0/fileutils.rb:530:in `rescue in block in mv'
from /usr/lib/ruby/2.3.0/fileutils.rb:527:in `block in mv'
from /usr/lib/ruby/2.3.0/fileutils.rb:1571:in `block in fu_each_src_dest'
from /usr/lib/ruby/2.3.0/fileutils.rb:1585:in `fu_each_src_dest0'
from /usr/lib/ruby/2.3.0/fileutils.rb:1569:in `fu_each_src_dest'
from /usr/lib/ruby/2.3.0/fileutils.rb:517:in `mv'
from /home/john/Desktop/TestExtract.rb:34:in `block (2 levels) in <main>'
from /home/john/Desktop/TestExtract.rb:31:in `each'
from /home/john/Desktop/TestExtract.rb:31:in `block in <main>'
from /home/john/Desktop/TestExtract.rb:26:in `each'
from /home/john/Desktop/TestExtract.rb:26:in `<main>'
/run/user/1000/gvfs/gphoto2:host=%5Busb%3A002%2C022%5D/DCIM
/run/user/1000/gvfs/gphoto2:host=%5Busb%3A002%2C021%5D/DCIM
/run/user/1000/gvfs/gphoto2:host=%5Busb%3A002%2C020%5D/DCIM
104___03
105___04
106___05
102___01
[Finished in 0.1s with exit code 1]
[shell_cmd: ruby "/home/john/Desktop/TestExtract.rb"]
[dir: /home/john/Desktop]
[path: /home/john/bin:/home/john/.local/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/usr/games:/usr/local/games:/snap/bin]
有什么建议吗?我无法弄清楚什么是错的。
我拿出了第34行的额外斜线,但它仍然给我错误。当我在控制台中运行cat命令时,它会告诉我“Theres no such file or directory”。 –
那就是问题所在。您正在使用文件系统覆盖图来与相机进行对话,并且这些路径无法通过标准工具使用。你可以尝试[转换值](https://stackoverflow.com/questions/9966053/what-does-5b-and-5d-in-post-requests-stand-for)到他们的实际字符串对应,看看是否让你访问路径,但我怀疑它会起作用。 – anothermh