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from colorama import init, deinit, Fore, Back, Style

class PrettyPrinter(object):

def __enter__(self):

pass

def __exit__(self):

pass

def op(self, op):

suffix = ''

if op.result is not None and op.result != '?':

suffix = "%s = " % self.var(op.result)

descr = op.descr

if descr is None:

descr = ''

else:

descr = ', @' + self.descr(descr)

args = [self.var(arg) for arg in op.args]

return '%s%s(%s%s)' % (suffix, self.opname(op.opname),

', '.join(args), descr)

def trace(self, fd, trace):

for name, stage in trace.stages.items():

fd.write(self.stage_name(stage))

fd.write("\n")

for op in stage.getoperations():

fd.write(' ' + self.op(op) + '\n')

def var(self, var):

return var

def descr(self, descr):

return descr

def opname(self, opname):

return opname

def stage_name(self, stage):

return str(stage)

class ColoredPrettyPrinter(PrettyPrinter):

def __enter__(self):

init()

return self

def __exit__(self, a, b, c):

deinit()

def opname(self, opname):

return Fore.CYAN + opname + Style.RESET_ALL

def var(self, var):

if len(var) > 0:

if var[0] == 'i':

return Fore.BLUE + var + Style.RESET_ALL

if var[0] == 'p' or var[0] == 'r':

return Fore.GREEN + var + Style.RESET_ALL

if var[0] == 'f':

return Fore.BLUE + var + Style.RESET_ALL

return Fore.RED + var + Style.RESET_ALL

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