Bug fix: Fixed issue where cleanChromosome was never fired

Refer to AdamDS#5 for original pull request.

Author: fernanda-rodrigues

biomine/variant/variant.py

@@ -230,7 +230,7 @@ def vcfLine2Variant( self , record , **kwargs ):
 				self.stop = len( self.reference ) + self.start - 1
 	def cleanChromosome( self ):
 		''' Get the chromosome number in case chr or Chr is present'''
-		if type( self.chromosome ) == "str":
+		if type( self.chromosome ) is str:
 			chrom = self.chromosome.lower()
 			clean = chrom.replace( "chr" , "" )
 			self.chromosome = clean.upper()