FASTA format: Difference between revisions
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Note that a high-quality implementation will not hold the entire file in memory at once; real FASTA files can be multiple gigabytes in size.
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=={{header|11l}}==
{{trans|Python}}
<lang 11l>V FASTA =
|‘>Rosetta_Example_1
THERECANBENOSPACE
>Rosetta_Example_2
THERECANBESEVERAL
LINESBUTTHEYALLMUST
BECONCATENATED’
F fasta_parse(infile_str)
V key = ‘’
V val = ‘’
[(String, String)] r
L(line) infile_str.split("\n")
I line.starts_with(‘>’)
I key != ‘’
r [+]= (key, val)
key = line[1..].split_py()[0]
val = ‘’
E I key != ‘’
val ‘’= line
I key != ‘’
r [+]= (key, val)
R r
print(fasta_parse(FASTA).map((key, val) -> ‘#.: #.’.format(key, val)).join("\n"))</lang>
{{out}}
<pre>
Rosetta_Example_1: THERECANBENOSPACE
Rosetta_Example_2: THERECANBESEVERALLINESBUTTHEYALLMUSTBECONCATENATED
</pre>
=={{header|Ada}}==
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