Re: [Pytables-users] closing an erroneous file

[Mythsmith <sp...@mo...>]

Done:
https://github.com/PyTables/PyTables/issues/159
I did not understand how to attach a file to a github issue.
Anyway, I produced a pastebin address and attach the unittest here.

Regards,
Daniele

Il 25/06/2012 09:35, Antonio Valentino ha scritto:
> Ciao Daniele,
>
> Il giorno Mon, 25 Jun 2012 09:17:00 +0200
> Mythsmith <sp...@mo...> ha scritto:
>
>> Hi Anthony,
>> Shouldn't the close() method also clear the cache? I think a file
>> should be either opened or closed... Should I file a bug report?
>> Best regards,
>> Daniele
>>
> The close method also remover the file from the cache if there are no
> more references to it
>
> https://github.com/PyTables/PyTables/blob/6fccb7495ba1bc758c7b04960fe1cd392abe9b96/tables/file.py#L2098
>
> Anyway yes, if you have some problem with the file caching system
> please file a bug report on github.
>
> Of course test scripts or patches are very welcome.
>
> ciao
>
>> Il 21/06/2012 19:23, Anthony Scopatz ha scritto:
>>> Hi Daniele,
>>>
>>> This is probably because of the way PyTables caches its file
>>> objects. As a temporary work around, why don't you try clearing the
>>> cache or at least removing this file.  The cache is just a
>>> dictionary and it is located at "tables.file._open_files".   ie try:
>>>
>>> tables.file._open_files.clear()
>>> -or-
>>> del tables.file._open_files.pop["touch.h5"]
>>>
>>> Be Well
>>> Anthony
>>>
>>> On Thu, Jun 21, 2012 at 10:43 AM, Mythsmith <sp...@mo...
>>> <mailto:sp...@mo...>> wrote:
>>>
>>>      Hi,
>>>      I noticed that if I open an erroneous file (eg: empty), then it
>>>      seems not possible to completely close it and reopen the same
>>>      path, even if a valid file was created in the meanwhile.
>>>      The error is:
>>>      ValueError: The file 'touch.h5' is already opened.  Please close
>>>      it before reopening in write mode.
>>>
>>>      You find a complete example attached.
>>>
>>>      Regards,
>>>      daniele
>
>