aboutsummaryrefslogtreecommitdiff
path: root/wqflask/base/species.py
blob: c3f4a9ab76f7d610a24bf176a52676dfcc447ff4 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
import collections

from flask import Flask, g


from utility.logger import getLogger
logger = getLogger(__name__)


class TheSpecies:
    def __init__(self, dataset=None, species_name=None):
        if species_name != None:
            self.name = species_name
            self.chromosomes = Chromosomes(species=self.name)
        else:
            self.dataset = dataset
            self.chromosomes = Chromosomes(dataset=self.dataset)


class IndChromosome:
    def __init__(self, name, length):
        self.name = name
        self.length = length

    @property
    def mb_length(self):
        """Chromosome length in megabases"""
        return self.length / 1000000


class Chromosomes:
    def __init__(self, dataset=None, species=None):
        self.chromosomes = collections.OrderedDict()
        if species != None:
            query = (
                "SELECT Chr_Length.Name, Chr_Length.OrderId, Length "
                "FROM Chr_Length, Species WHERE "
                "Chr_Length.SpeciesId = Species.SpeciesId AND "
                "Species.Name = "
                "'%s' ORDER BY OrderId" % species.capitalize()
                )
        else:
            self.dataset = dataset
            query = (
                "SELECT Chr_Length.Name, Chr_Length.OrderId, "
                "Length FROM Chr_Length, InbredSet WHERE "
                "Chr_Length.SpeciesId = InbredSet.SpeciesId AND "
                "InbredSet.Name = "
                "'%s' ORDER BY OrderId" % self.dataset.group.name)
        logger.sql(query)
        results = g.db.execute(query).fetchall()
        for item in results:
            self.chromosomes[item.OrderId] = IndChromosome(
                item.Name, item.Length)