def __init__(self, genome_id, initial_state={}, init_parts=[], parent=None):
self.genome_id = genome_id
if parent and parent.parent_id:
self.parent_id = [parent.genome_id] + parent.parent_id
elif parent:
self.parent_id = [parent.genome_id]
else:
self.parent_id = []
self.initial_state = initial_state
self.state = AssemblyState(initial_state)
self.assembled = None
[self.add_gene(v, g) for g, p, v in init_parts]
class Genome(list):
def __init__(self, genome_id, initial_state={}, init_parts=[], parent=None):
self.genome_id = genome_id
if parent and parent.parent_id:
self.parent_id = [parent.genome_id] + parent.parent_id
elif parent:
self.parent_id = [parent.genome_id]
else:
self.parent_id = []
self.initial_state = initial_state
self.state = AssemblyState(initial_state)
self.assembled = None
[self.add_gene(v, g) for g, p, v in init_parts]
#log.debug(
#u"G{0}: Instantiated new genome".format(self.genome_id))
def add_gene(self, param_vals, gene):
"""
Adds a gene and it's parameters to the current genome
"""
self += [('param', p) for p in param_vals]
self.append(('gene', gene))
self.state.gene_update(gene)
#log.debug(
#u"G{0}: Added new gene {1}".format(self.genome_id, gene))
def does_gene_fit(self, gene):
"""
Checks if a gene would fit into the current genome given the
existing assembly state
"""
return self.state.is_gene_avail(gene)
def validate(self):
"""
Validates the current genome, swallows all exceptions and
simply fails assembly if there are problems
"""
try:
return self._assemble(assemble=False)
except Exception as e:
log.error(e)
log.error(
u"G{0}: Assembly hard excepted, failing {1}".format(
self.genome_id, self))
return False
def assemble(self):
"""
Assembles the current genome, swallows all exceptions and
simply fails assembly if there are problems
"""
try:
return self._assemble()
except Exception as e:
log.error(e)
log.error(
u"G{0}: Assembly hard excepted, failing {1}".format(
self.genome_id, self))
return False
def _assemble(self, assemble=True):
"""
Actual work function that validates with optional assembly step
"""
to_assemble = self.group_genes()
if to_assemble is False:
return False
if assemble:
self.assembled = [
self.construct_gene(g, p, v) for g, p, v in to_assemble]
#log.debug(
#u"G{0}: Assembled successfully".format(self.genome_id))
return True
def group_genes(self, remove_noops=True):
"""
Returns a list containing genes and the matching parameter values
"""
to_assemble = []
# Split out into params and genes
remaining_param_vals = [g for t, g in self if t == 'param']
if remove_noops:
active_genes = [g for t, g in self if t == 'gene' and g != NOOP_GENE]
else:
active_genes = [g for t, g in self if t == 'gene']
num_active = len(active_genes)
if 0 == num_active:
log.debug(u"G{0}: Invalid - contains no active genes".format(
self.genome_id))
return False
self.state.clear()
for i, gene in enumerate(active_genes):
if gene == NOOP_GENE:
to_assemble.append((gene, [], []))
continue
# We want to ensure that the final gene is validat as a terminal, so when
# we reach the end of the genome ensure the state is updated to reflect that
if i == (num_active - 1):
self.state["last"] = True
if not self.does_gene_fit(gene):
#log.debug(
#u"G{0}: Invalid - Gene does not fit in current state {1} {2}".format(
#self.genome_id, gene, self.state))
return False
# Placement tests are not valid when noops are enabled.
if remove_noops and not self.state.is_gene_placement_valid(gene):
#log.debug(
#u"G{0}: Invalid - Gene does not have correct placement {1} {2}".format(
#self.genome_id, gene, self.state))
return False
gene_params = self.get_gene_params(gene)
num_gene_params = len(gene_params)
if num_gene_params > len(remaining_param_vals):
log.debug(
u"G{0}: Invalid - Not enough remaining parameters ({1} < {2})".format(
self.genome_id, num_gene_params, len(remaining_param_vals)))
return False
gene_param_vals = remaining_param_vals[:num_gene_params]
remaining_param_vals = remaining_param_vals[num_gene_params:]
for i, (param, val) in enumerate(zip(gene_params, gene_param_vals)):
if not param.check(val):
log.debug(
u"G{0}: Invalid - Parameter {1} failed assembly".format(
self.genome_id, i))
return False
to_assemble.append((gene, gene_params, gene_param_vals))
self.state.gene_update(gene)
return to_assemble
def construct_gene(self, gene, gene_params, param_vals):
"""
Returns an instantiated gene given the values to pass to it's constructor/factory meth
"""
cons = gene
if hasattr(gene, '_pyvotune_assembly_params') and\
'factory_fn' in gene._pyvotune_assembly_params:
cons = gene._pyvotune_assembly_params['factory_fn']
unnamed_params = [v for p, v in zip(gene_params, param_vals) if p.name is None]
named_params = {p.name: v for p, v in zip(gene_params, param_vals) if p.name}
#log.debug(u"G{0}: Instantiating gene {1} with {2}, {3}".format(
#self.genome_id, gene, unnamed_params, named_params))
return cons(*unnamed_params, **named_params)
def __repr__(self):
grouped_genes = self.group_genes(False)
strval = "Genome: %s\n" % self.genome_id
strval += " Parents = %s\n" % (self.parent_id)
for i, (gene, gene_params, gene_param_vals) in enumerate(grouped_genes):
if gene == NOOP_GENE:
strval += "\tGene %d: NOOP\n" % (i)
continue
strval += "\tGene %d: %s\n" % (i, gene.__name__)
for j, (param, val) in enumerate(zip(gene_params, gene_param_vals)):
strval += "\t\tParam %d: %s - %s\n" % (j, param, val)
return strval
def __eq__(self, other):
for val1, val2 in zip(self, other):
if val1 != val2:
return False
return True
def get_gene_params(self, gene):
if not hasattr(gene, '_pyvotune_params'):
return []
return gene._pyvotune_params
