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Python Hit._blast_id方法代码示例

本文整理汇总了Python中Bio.SearchIO._model.Hit._blast_id方法的典型用法代码示例。如果您正苦于以下问题:Python Hit._blast_id方法的具体用法?Python Hit._blast_id怎么用?Python Hit._blast_id使用的例子?那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在Bio.SearchIO._model.Hit的用法示例。


在下文中一共展示了Hit._blast_id方法的2个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的Python代码示例。

示例1: _parse_hit

# 需要导入模块: from Bio.SearchIO._model import Hit [as 别名]
# 或者: from Bio.SearchIO._model.Hit import _blast_id [as 别名]
    def _parse_hit(self, root_hit_elem, query_id):
        """Generator that transforms Iteration_hits XML elements into Hit objects.

        Arguments:
        root_hit_elem -- Element object of the Iteration_hits tag.
        query_id -- String of QueryResult ID of this Hit

        """
        # Hit level processing
        # Hits are stored in the Iteration_hits tag, with the following
        # DTD
        # <!ELEMENT Hit (
        #        Hit_num,
        #        Hit_id,
        #        Hit_def,
        #        Hit_accession,
        #        Hit_len,
        #        Hit_hsps?)>

        # feed the loop below an empty list so iteration still works
        if root_hit_elem is None:
            root_hit_elem = []

        for hit_elem in root_hit_elem:

            # create empty hit object
            hit_id = hit_elem.findtext('Hit_id')
            hit_desc = hit_elem.findtext('Hit_def')
            # handle blast searches against databases with Blast's IDs
            if hit_id.startswith('gnl|BL_ORD_ID|'):
                blast_hit_id = hit_id
                id_desc = hit_desc.split(' ', 1)
                hit_id = id_desc[0]
                try:
                    hit_desc = id_desc[1]
                except IndexError:
                    hit_desc = ''
            else:
                blast_hit_id = ''

            hsps = [hsp for hsp in
                    self._parse_hsp(hit_elem.find('Hit_hsps'),
                        query_id, hit_id)]

            hit = Hit(hsps)
            hit.description = hit_desc
            # blast_hit_id is only set if the hit ID is Blast-generated
            hit._blast_id = blast_hit_id

            for key, val_info in _ELEM_HIT.items():
                value = hit_elem.findtext(key)
                if value is not None:
                    caster = val_info[1]
                    # recast only if value is not intended to be str
                    if value is not None and caster is not str:
                        value = caster(value)
                    setattr(hit, val_info[0], value)

            # delete element after we finish parsing it
            hit_elem.clear()
            yield hit
开发者ID:harshberia93,项目名称:biopython,代码行数:63,代码来源:blast_xml.py

示例2: _parse_hit

# 需要导入模块: from Bio.SearchIO._model import Hit [as 别名]
# 或者: from Bio.SearchIO._model.Hit import _blast_id [as 别名]
    def _parse_hit(self, root_hit_elem, query_id):
        """Generator that transforms Iteration_hits XML elements into Hit objects.

        :param root_hit_elem: root element of the Iteration_hits tag.
        :type root_hit_elem: XML element tag
        :param query_id: QueryResult ID of this Hit
        :type query_id: string

        """
        # Hit level processing
        # Hits are stored in the Iteration_hits tag, with the following
        # DTD
        # <!ELEMENT Hit (
        #        Hit_num,
        #        Hit_id,
        #        Hit_def,
        #        Hit_accession,
        #        Hit_len,
        #        Hit_hsps?)>

        # feed the loop below an empty list so iteration still works
        if root_hit_elem is None:
            root_hit_elem = []

        for hit_elem in root_hit_elem:

            # create empty hit object
            hit_id = hit_elem.findtext('Hit_id')
            hit_desc = hit_elem.findtext('Hit_def')
            # handle blast searches against databases with Blast's IDs
            if hit_id.startswith('gnl|BL_ORD_ID|'):
                blast_hit_id = hit_id
                id_desc = hit_desc.split(' ', 1)
                hit_id = id_desc[0]
                try:
                    hit_desc = id_desc[1]
                except IndexError:
                    hit_desc = ''
            else:
                blast_hit_id = ''

            # combine primary ID and defline first before splitting
            full_id_desc = hit_id + ' ' + hit_desc
            id_descs = [(x.strip(), y.strip()) for x, y in \
                    [a.split(' ', 1) for a in full_id_desc.split(' >')]]
            hit_id, hit_desc = id_descs[0] 

            hsps = [hsp for hsp in
                    self._parse_hsp(hit_elem.find('Hit_hsps'),
                        query_id, hit_id)]

            hit = Hit(hsps)
            hit.description = hit_desc
            hit._id_alt = [x[0] for x in id_descs[1:]]
            hit._description_alt = [x[1] for x in id_descs[1:]]
            # blast_hit_id is only set if the hit ID is Blast-generated
            hit._blast_id = blast_hit_id

            for key, val_info in _ELEM_HIT.items():
                value = hit_elem.findtext(key)
                if value is not None:
                    caster = val_info[1]
                    # recast only if value is not intended to be str
                    if value is not None and caster is not str:
                        value = caster(value)
                    setattr(hit, val_info[0], value)

            # delete element after we finish parsing it
            hit_elem.clear()
            yield hit
开发者ID:Rapternmn,项目名称:biopython,代码行数:72,代码来源:blast_xml.py


注:本文中的Bio.SearchIO._model.Hit._blast_id方法示例由纯净天空整理自Github/MSDocs等开源代码及文档管理平台,相关代码片段筛选自各路编程大神贡献的开源项目,源码版权归原作者所有,传播和使用请参考对应项目的License;未经允许,请勿转载。