Mercurial > repos > iuc > circos
view wiggle.py @ 0:ef5f8bbf7730 draft
planemo upload for repository https://github.com/galaxyproject/tools-iuc/tree/master/tools/circos commit a41493893bdcbe330434db9c5851719012b62fa8
author | iuc |
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date | Wed, 09 Aug 2017 09:52:52 -0400 |
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class Wiggle: def fixedStepParser(self, line): value = line.strip() start_position = self.stepIdx * self.parserConfig['step'] + self.parserConfig['start'] stop_position = start_position + self.parserConfig['span'] - 1 self.stepIdx += 1 for position in range(start_position, stop_position): yield (self.parserConfig['chrom'], position, value) def variableStepParser(self, line): (start, value) = line.strip().split() start = int(start) start_position = start stop_position = start + self.parserConfig['span'] for position in range(start_position, stop_position): yield (self.parserConfig['chrom'], position, value) def walk(self, handle): parser = None for line in handle: if line.startswith('track'): continue elif line.startswith('fixedStep'): parser = self.fixedStepParser lineData = line.split() fields = {x.split('=')[0]: x.split('=')[1] for x in lineData[1:]} self.parserConfig = fields for numField in ('step', 'start', 'span'): if numField in self.parserConfig: self.parserConfig[numField] = int(self.parserConfig[numField]) self.stepIdx = 0 elif line.startswith('variableStep'): parser = self.variableStepParser lineData = line.split() fields = {x.split('=')[0]: x.split('=')[1] for x in lineData[1:]} # Default value if 'span' not in fields: fields['span'] = 1 self.parserConfig = fields for numField in ('span',): if numField in self.parserConfig: self.parserConfig[numField] = int(self.parserConfig[numField]) self.stepIdx = 0 elif len(line.strip()) == 0: continue else: for data in parser(line): yield data