Mercurial > repos > yufei-luo > s_mart
diff commons/core/coord/Match.py @ 6:769e306b7933
Change the repository level.
author | yufei-luo |
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date | Fri, 18 Jan 2013 04:54:14 -0500 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/commons/core/coord/Match.py Fri Jan 18 04:54:14 2013 -0500 @@ -0,0 +1,206 @@ +# Copyright INRA (Institut National de la Recherche Agronomique) +# http://www.inra.fr +# http://urgi.versailles.inra.fr +# +# This software is governed by the CeCILL license under French law and +# abiding by the rules of distribution of free software. You can use, +# modify and/ or redistribute the software under the terms of the CeCILL +# license as circulated by CEA, CNRS and INRIA at the following URL +# "http://www.cecill.info". +# +# As a counterpart to the access to the source code and rights to copy, +# modify and redistribute granted by the license, users are provided only +# with a limited warranty and the software's author, the holder of the +# economic rights, and the successive licensors have only limited +# liability. +# +# In this respect, the user's attention is drawn to the risks associated +# with loading, using, modifying and/or developing or reproducing the +# software by the user in light of its specific status of free software, +# that may mean that it is complicated to manipulate, and that also +# therefore means that it is reserved for developers and experienced +# professionals having in-depth computer knowledge. Users are therefore +# encouraged to load and test the software's suitability as regards their +# requirements in conditions enabling the security of their systems and/or +# data to be ensured and, more generally, to use and operate it in the +# same conditions as regards security. +# +# The fact that you are presently reading this means that you have had +# knowledge of the CeCILL license and that you accept its terms. + + +import sys +from commons.core.coord.Range import Range +from commons.core.coord.Path import Path + + +## Handle a chain of match(es) between two sequences, query and subject, with an identifier and the length of the input sequences +# +class Match( Path ): + + ## Constructor + # + def __init__(self): + Path.__init__(self) + self.query_length = -1 + self.query_length_perc = -1 # length of the match on the query / length of the query + self.query_seqlength = -1 + self.match_length_perc = -1 # length of the match on the query / total length of the subject + self.subject_length = -1 + self.subject_length_perc = -1 # length of the match on the subject / length of the subject + self.subject_seqlength = -1 + + ## Equal operator + # + def __eq__(self, o): + if o == None \ + or self.query_length != o.query_length or self.query_length_perc != o.query_length_perc\ + or self.query_seqlength != o.query_seqlength or self.subject_length != o.subject_length\ + or self.subject_length_perc != o.subject_length_perc or self.subject_seqlength != o.subject_seqlength\ + or self.match_length_perc != o.match_length_perc: + return False + return Path.__eq__(self, o) + + ## Return the length of the match on the query divided by the total length of the query + # + def getLengthPercOnQuery(self): + return self.query_length_perc + + ## Return the length of the match on the subject divided by the total length of the subject + # + def getLengthPercOnSubject(self): + return self.subject_length_perc + + ## Return the length of the match on the subject + # + def getLengthMatchOnSubject(self): + return self.subject_length + + ## Set attributes from a tuple + # + # @param tuple: a tuple with (query name,query start,query end, + # query length, query length perc (between 0-1), match length perc (between 0-1), subject name, + # subject start,subject end,subject length, subject length percentage (between 0-1), e_value,score,identity,id) + # + def setFromTuple( self, tuple ): + queryStart = int(tuple[1]) + queryEnd = int(tuple[2]) + subjectStart = int(tuple[7]) + subjectEnd = int(tuple[8]) + if queryStart < queryEnd: + self.range_query = Range(tuple[0],queryStart,queryEnd) + self.range_subject = Range(tuple[6],subjectStart,subjectEnd) + else: + self.range_query = Range(tuple[0],queryEnd,queryStart) + self.range_subject = Range(tuple[6],subjectEnd,subjectStart) + self.query_length = int(tuple[3]) + self.query_length_perc = float(tuple[4]) + self.query_seqlength = int( self.query_length / self.query_length_perc ) + self.match_length_perc = float(tuple[5]) + self.subject_length = int(tuple[9]) + self.subject_length_perc = float(tuple[10]) + self.subject_seqlength = int( self.subject_length / self.subject_length_perc ) + self.e_value = float(tuple[11]) + self.score = float(tuple[12]) + self.identity = float(tuple[13]) + self.id = int(tuple[14]) + + ## Reset + # + def reset( self ): + Path.reset( self ) + self.query_length = -1 + self.query_length_perc = -1 + self.query_seqlength = -1 + self.match_length_perc = -1 + self.subject_length = -1 + self.subject_length_perc = -1 + self.subject_seqlength = -1 + + ## Return a formated string of the attribute data + # + def toString( self ): + string = "%s" % ( self.range_query.toString() ) + string += "\t%i\t%f" % ( self.query_length, + self.query_length_perc ) + string += "\t%f" % ( self.match_length_perc ) + string += "\t%s" % ( self.range_subject.toString() ) + string += "\t%i\t%f" % ( self.subject_length, + self.subject_length_perc ) + string += "\t%g\t%i\t%f" % ( self.e_value, + self.score, + self.identity ) + string += "\t%i" % ( self.id ) + return string + + ## Return a Path instance + # + def getPathInstance( self ): + p = Path() + tuple = ( self.id, + self.range_query.seqname, + self.range_query.start, + self.range_query.end, + self.range_subject.seqname, + self.range_subject.start, + self.range_subject.end, + self.e_value, + self.score, + self.identity ) + p.setFromTuple( tuple ) + return p + + ## Give information about a match whose query is included in the subject + # + # @return string + # + def getQryIsIncluded( self ): + string = "query %s (%d bp: %d-%d) is contained in subject %s (%d bp: %d-%d): id=%.2f - %.3f - %.3f - %.3f" %\ + ( self.range_query.seqname, self.query_seqlength, self.range_query.start, self.range_query.end, + self.range_subject.seqname, self.subject_seqlength, self.range_subject.start, self.range_subject.end, + self.identity, self.query_length_perc, self.match_length_perc, self.subject_length_perc ) + return string + + def increaseLengthPercOnQuery(self, coverage): + self.query_length_perc += coverage + + ## Compare the object with another match and see if they are equal + # (same identity, E-value and score + same subsequences whether in query or subject) + # + # @return True if objects are equals False otherwise + # + def isDoublonWith( self, match, verbose=0 ): + + # if both matches have same identity, score and E-value + if self.identity == match.identity and self.score == match.score and self.e_value == match.e_value: + + # if query and subject are identical + if ( self.range_query.seqname == match.range_query.seqname \ + and self.range_subject.seqname == match.range_subject.seqname ): + + # if the coordinates are equal + if self.range_query.__eq__( match.range_query ) and self.range_subject.__eq__( match.range_subject ): + return True + + else: + if verbose > 0: print "different coordinates"; sys.stdout.flush() + return False + + # if query and subject are reversed but identical + elif self.range_query.seqname == match.range_subject.seqname and self.range_subject.seqname == match.range_query.seqname: + + # if the coordinates are equal + if self.range_query.__eq__( match.range_subject ) and self.range_subject.__eq__( match.range_query ): + return True + + else: + if verbose > 0: print "different coordinates"; sys.stdout.flush() + return False + + else: + if verbose > 0: print "different sequence names"; sys.stdout.flush() + return False + + else: + if verbose > 0: print "different match numbers"; sys.stdout.flush() + return False