[Biopython] parse header fastqc

Sergio Martinez Cuesta Sergio.MartinezCuesta at cruk.cam.ac.uk
Fri Aug 28 16:55:58 UTC 2015


Thanks, I confused the type of error, it was a memory error and not 
missing "@".

Sorry for the inconvenience.

Sergio


On 28/08/15 09:44, Peter Cock wrote:
> Could you share a sample of your data Sergio? Just three or four
> reads ought to be enough to illustrate what is going on.
>
> Peter
>
> On Thu, Aug 27, 2015 at 7:14 PM, Jocelyne <jocelyne at gmail.com> wrote:
>> Hi Sergio:
>> If your read headers don't start with "@" then you don't have a valid fastq
>> file:
>> https://en.wikipedia.org/wiki/FASTQ_format
>> Jocelyne
>>
>> On Thu, Aug 27, 2015 at 10:27 AM, Sergio Martinez Cuesta
>> <Sergio.MartinezCuesta at cruk.cam.ac.uk> wrote:
>>> Dear all,
>>>
>>> How can I use biopython in order to figure out which of the read headers
>>> in my fastq file do not start with the character "@"?
>>>
>>> The record and title objects in the SeqIO.parse and FastqGeneralIterator
>>> functionalities assume headers start with "@".
>>>
>>> Thanks in advance.
>>> Sergio
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>>> http://mailman.open-bio.org/mailman/listinfo/biopython
>>
>>
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