Esempio n. 1
0
def read(handle):
    """read(handle)"""
    record = Record()
    line = next(handle)
    record.version = line.strip()
    line = next(handle)
    record.command = line.strip()
    for line in handle:
        line = line.strip()
        if line == "":
            pass
        elif line[:4] == "Para":
            record.parameters = {}
        elif line[0] == "#":
            seq_name = line.split("\t")[1]
            record.sequences.append(seq_name)
        elif "=" in line:
            par_name, par_value = line.split("=")
            par_name = par_name.strip()
            par_value = par_value.strip()
            record.parameters[par_name] = par_value
        elif line[:5] == "Input":
            record.sequences = []
        elif line[:5] == "Motif":
            words = line.split()
            assert words[0] == "Motif"
            number = int(words[1])
            instances = []
        elif line[:3] == "MAP":
            alphabet = IUPAC.unambiguous_dna
            instances = Instances(instances, alphabet)
            motif = Motif(alphabet, instances)
            motif.score = float(line.split()[-1])
            motif.number = number
            motif.mask = mask
            record.append(motif)
        elif len(line.split("\t")) == 4:
            seq = Seq(line.split("\t")[0], IUPAC.unambiguous_dna)
            instances.append(seq)
        elif "*" in line:
            mask = line.strip("\r\n")
        else:
            raise ValueError(line)
    return record
Esempio n. 2
0
def read(handle):
    """read(handle)"""
    record = Record()
    line = next(handle)
    record.version = line.strip()
    line = next(handle)
    record.command = line.strip()
    for line in handle:
        line = line.strip()
        if line == "":
            pass
        elif line[:4] == "Para":
            record.parameters = {}
        elif line[0] == "#":
            seq_name = line.split("\t")[1]
            record.sequences.append(seq_name)
        elif "=" in line:
            par_name, par_value = line.split("=")
            par_name = par_name.strip()
            par_value = par_value.strip()
            record.parameters[par_name] = par_value
        elif line[:5] == "Input":
            record.sequences = []
        elif line[:5] == "Motif":
            words = line.split()
            assert words[0] == "Motif"
            number = int(words[1])
            instances = []
        elif line[:3] == "MAP":
            alphabet = IUPAC.unambiguous_dna
            instances = Instances(instances, alphabet)
            motif = Motif(alphabet, instances)
            motif.score = float(line.split()[-1])
            motif.number = number
            motif.mask = mask
            record.append(motif)
        elif len(line.split("\t")) == 4:
            seq = Seq(line.split("\t")[0], IUPAC.unambiguous_dna)
            instances.append(seq)
        elif "*" in line:
            mask = line.strip("\r\n")
        else:
            raise ValueError(line)
    return record