diff commons/core/coord/Match.py @ 6:769e306b7933

Change the repository level.
author yufei-luo
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
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+# 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