如何在 Django 中获取 UploadedFile 的临时名称?
我正在进行一些文件验证,并希望将 UploadedFile 加载到位于“/tmp”目录中的外部库中,然后再将其保存到可以执行的位置。 Django 执行以下操作:
Django 会将上传的文件写入存储在系统临时目录中的临时文件。在类 Unix 平台上,这意味着您可以期望 Django 生成一个名为 /tmp/tmpzfp6I6.upload 的文件。
我希望能够获得“tmpzfp616.upload”。UploadedFile.name 给我“”,而 file.name 给我文件“example.mp3”的正确名称。
使用我正在使用的库,我需要将临时文件的文件路径传递给库,而不是文件本身,因此,需要字符串
吗?
提前感谢
:这是我的代码:
from django.core.files.uploadedfile import UploadedFile
class SongForm(forms.ModelForm):
def clean_audio_file(self):
file = self.cleaned_data.get('audio_file',False)
if file:
[...]
if file._size > 2.5*1024*1024:
try:
#The following two lines are where I'm having trouble, MP3 takes the path to file as input.
path = UploadedFile.temporary_file_path
audio = MP3('%s' %path)
except HeaderNotFoundError:
raise forms.ValidationError("Cannot read file")
else:
raise forms.ValidationError("Couldn't read uploaded file")
return file
使用“UploadedFile”我得到一个。 AttributeError“类型对象'UploadedFile'没有属性'temporary_file_path'”。如果我改用file.temporary_file_path(只是在黑暗中扔飞镖)我会得到一个IOError:
[Errno 2] 没有这样的文件或目录:'绑定方法 TemporaryUploadedFile.temporary_file_path of >'
我意识到 tempor_file_path 是我正在寻找的解决方案,我只是不知道如何使用它,并且文档和谷歌似乎在这个特定实例中都没有多大帮助。
I'm doing some file validation and want to load an UploadedFile into an external library while it is in the '/tmp' directory before I save it somewhere that it can be executed. Django does the following:
Django will write the uploaded file to a temporary file stored in your system's temporary directory. On a Unix-like platform this means you can expect Django to generate a file called something like /tmp/tmpzfp6I6.upload.
It ihe "tmpzfp616.upload' that I want to be able to get my hands on. UploadedFile.name gives me "" while file.name gives me the proper name of the file "example.mp3".
With the library I am using, I need to pass the filepath of the temporary file to the library, rather than the file itself and so, need the string.
Any ideas?
Thanks in advance.
EDIT: Here's my code:
from django.core.files.uploadedfile import UploadedFile
class SongForm(forms.ModelForm):
def clean_audio_file(self):
file = self.cleaned_data.get('audio_file',False)
if file:
[...]
if file._size > 2.5*1024*1024:
try:
#The following two lines are where I'm having trouble, MP3 takes the path to file as input.
path = UploadedFile.temporary_file_path
audio = MP3('%s' %path)
except HeaderNotFoundError:
raise forms.ValidationError("Cannot read file")
else:
raise forms.ValidationError("Couldn't read uploaded file")
return file
Using "UploadedFile" I get an AttributeError "type object 'UploadedFile' has no attribute 'temporary_file_path'". If I instead use file.temporary_file_path (just throwing darts in the dark here) I get an IOError:
[Errno 2] No such file or directory: 'bound method TemporaryUploadedFile.temporary_file_path of >'
I realize temporary_file_path is the solution I'm looking for, I just can't figure out how to use it and neither the docs nor google seem to be much help in this particular instance.
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