def solution(problem_id):
'''
do calculation only:
1) module is loaded for the first time
2) module source file is modified since last time module was loaded
3) no cached result and/or profile_stats (if requesting profile_stats)
'''
try:
# load solution module, using ModuleManager
module_name = 'solutions.problem{0}'.format(problem_id)
do_calculation = module_manager.add_module(module_name)
module = module_manager.get_module(module_name)
except ImportError:
return render_template('solution.html',
problem_id=problem_id)
problem_content = module.__doc__
try:
do_profile = request.args.get('profile', '')
# check cache
result_key = 'problem_{0}_result'.format(problem_id)
result = cache.get(result_key)
profile_stats_key = 'problem_{0}_profile_stats'.format(problem_id)
profile_stats = cache.get(profile_stats_key)
if result == None:
do_calculation = True
if do_profile == 'true' and profile_stats == None:
do_calculation = True
# do calculation
if do_calculation:
if do_profile == 'true':
p = Profiler(module.solution)
result = p()
profile_stats = p.get_stats()
else:
result = module.solution()
profile_stats = None
# update cache
cache.set(result_key, result)
cache.set(profile_stats_key, profile_stats)
# render template
return render_template("solution.html",
problem_id=problem_id,
problem_content=problem_content,
result=result,
profile_stats=profile_stats)
except KeyError:
return render_template('error.html'), 404
logger = get_logger('learn2test')
logger.setLevel(logging.DEBUG)
if __name__ == '__main__':
parser = ConfigArgumentParser(conflict_handler='resolve')
parser.add_argument('--test-batch', type=int, default=32)
parser.add_argument('--tta', type=str, default='center')
parser.add_argument('--deform', type=str, default='')
parser.add_argument('--corrupt', type=str, default='')
args = parser.parse_args()
assert args.dataset == 'imagenet'
model_target = get_model(args.target_network, gpus=[0], num_classes=args.num_classes, train_aug=args.target_aug).eval()
profiler = Profiler(model_target)
print('target network, FLOPs=', profiler.flops(torch.zeros((1, 3, C.get()['target_size'], C.get()['target_size'])).cuda(), ))
scaled_size = int(math.floor(args.target_size / 0.875))
if args.deform != '':
deform_type, deform_level = args.deform.split(' ')
if deform_type in ['rotate', 'rotation']:
t = torchvision.transforms.Lambda(lambda img_orig: torchvision.transforms.functional.rotate(img_orig, int(deform_level), resample=PIL.Image.BICUBIC))
elif deform_type == 'bright':
t = torchvision.transforms.Lambda(lambda img_orig: torchvision.transforms.functional.adjust_brightness(img_orig, float(deform_level)))
elif deform_type == 'zoom':
resize = int(scaled_size * float(deform_level))
t = torchvision.transforms.Lambda(lambda img_orig: torchvision.transforms.functional.resize(img_orig, resize, interpolation=PIL.Image.BICUBIC))
elif deform_type:
raise ValueError('Invalid Deformation=%s' % deform_type)
def enable_profiling(self):
self.do_profiling =True
self.profiler = Profiler()
return
class Environment:
""" used to manage the side-effects of an interpreter """
def __init__(self,call_stack, function_map, builtin_map, dbg = False, MAX_REC_DEPTH = 128 ):
self.do_profiling = False
self.profiler = None
self.max_recursion_depth = MAX_REC_DEPTH #keep it smaller than Python stack
self.call_stack = call_stack#list
self.function_map = function_map#dicts
self.builtin_map = builtin_map#dicts
self.local_vars = []#list of dicts.
self.arg_stack = []#list of lists
self.ret_stack = [] #list
self.debug = dbg #use to turn debugging on.
self.readonly_global_vars = {'True':True, 'False':False,u"மெய்":True, u"பொய்":False} #dict of global vars
self.clear_break_return_continue()
def __del__(self):
if (self.debug): print(u"deleting environment")
def enable_profiling(self):
self.do_profiling =True
self.profiler = Profiler()
return
def is_profiling(self):
return self.do_profiling
def disable_profiling(self):
self.do_profiling = False
def report_profiling(self):
self.disable_profiling()
self.profiler.report_stats()
def reset_profiling(self):
self.disable_profiling()
self.profiler = None
def unroll_stack(self):
# we skip BOS since it is a __toplevel__
if (self.debug): print("clearing locals")
if len(self.call_stack) > 0:
if self.call_stack[-1] != "__toplevel__":
self.clear_call()
for i in range(1,len(self.call_stack)):
print(u"Error in function called from %s"%str(self.call_stack[i]))
while len(self.call_stack) > 0:
tos = self.call_stack.pop()
#print(u"Error in location %s"%str(tos))
return
def get_break_return(self):
""" get if break or return was set for use in loops """
val = self.Break or self.Return
return val
def clear_break(self):
""" reset after a break statement """
self.Break = False
return False
def clear_continue(self):
""" reset after a continue statement """
self.Continue = False
return False
def set_break(self):
""" execute a continue statement """
self.Break = True
return True
def set_continue(self):
""" execute a continue statement """
self.Continue = True
return True
def break_return_continue(self):
val = ( self.Break or
self.Return or
self.Continue )
## must clear continue flag right away.
if ( self.Continue ):
self.Continue = False
return val
def dbg_msg(self, msg):
""" handy to print debug messages """
if ( self.debug ):
print(msg)
return
def __unicode__(self):
if (self.debug):
return repr(self)
return u"<env>"
def __repr__(self):
retval = u"CallStack =>"+unicode(self.call_stack) + u"\n" \
u"LocalVars =>"+ unicode(self.local_vars) + u"\n" \
u"ArgStack =>"+ unicode(self.arg_stack) + u"\n"
return retval
def set_retval( self, rval ):
self.ret_stack.append( rval )
self.Return = True
return
def get_retval( self ):
rval = None
if ( len(self.ret_stack ) >= 1 ):
rval = self.ret_stack.pop()
return rval
def clear_break_return_continue(self):
self.Break = False
self.Return = False
self.Continue = False
def clear_call(self,copyvars=False):
""" utility to cleanup the stacks etc.. """
self.clear_local( copyvars )
self.clear_args ( )
self.clear_break_return_continue()
def clear_args(self):
""" cleanup the stack """
self.arg_stack.pop()
return
def get_args(self):
""" manage a global argument stack """
return self.arg_stack[-1]
def set_args(self,val):
""" manage a global argument stack """
self.dbg_msg( "setting args " + unicode( val ) )
return self.arg_stack.append(val)
def set_local(self, vars):
self.local_vars.append(vars)
self.dbg_msg( "setting locals " + unicode( vars ) )
self.clear_break_return_continue()
return
def clear_local(self,copyvars=False):
prev_values = self.local_vars.pop()
if copyvars:
if len(self.local_vars) < 1:
self.local_vars.append({})
self.local_vars[-1].update(prev_values)
return
def has_id(self, idee):
""" check various 'scopes' for ID variable """
rval = False
if idee in self.readonly_global_vars:
return True
if ( len( self.local_vars ) == 0 ):
return False
variables = self.local_vars[-1]
rval = idee in variables
return rval
def set_id(self, idee, val, global_id = False):
""" someday do global_id """
if idee in self.readonly_global_vars:
raise Exception(u"Error: Attempt to reassign constant %s"%idee)
if ( len(self.local_vars) > 0 ):
d=self.local_vars[-1]
else:
d=dict()
self.local_vars.append(d)
#if not (idee in d) and (idee in self.global_vars):
# self.global_vars[idee] = val
# else:
d[idee]=val
self.dbg_msg("set_id: " + unicode(idee) +" = "+unicode(val))
return
def get_id(self, idee):
val = None
if idee in self.readonly_global_vars:
return self.readonly_global_vars[idee]
if not self.has_id(idee):
note = ''
if idee in keyword.kwlist:
note = 'Did you possibly confuse the Python english keyword %s for Ezhil keyword ?'%idee
raise RuntimeException("Identifier %s not found"%idee)
variables = self.local_vars[-1]
val = variables[idee]
self.dbg_msg("get_id: val = "+unicode(val))
return val
def call_function(self, fn):
""" set call stack, used in function calls. Also check overflow"""
if ( len(self.call_stack) >= self.max_recursion_depth ):
raise RuntimeException( "Maximum recursion depth [ " +
unicode(self.max_recursion_depth) +
" ] exceeded; stack overflow." )
self.dbg_msg(u"calling function"+unicode(fn))
if ( self.is_profiling() ):
self.profiler.add_function( fn )
self.call_stack.append( fn )
def return_function(self, fn):
va = self.call_stack.pop( )
if ( fn != va ):
raise RuntimeException("function %s doesnt match Top-of-Stack"%fn)
if ( self.is_profiling() ):
self.profiler.update_function( va )
return va
def has_function(self, fn):
if ( fn in self.builtin_map ):
return True
if ( fn in self.function_map ):
return True
return False
def get_function(self, fn):
if not self.has_function(fn):
raise RuntimeException("undefined function: "+fn)
if ( fn in self.builtin_map ):
return self.builtin_map[fn]
if ( fn in self.function_map ):
return self.function_map[fn]
raise RuntimeException("Environment error on fetching function "+fn)
set_aug_ts = set_aug
set_def_ts = set_def
set_aug_tr.num_class = set_aug_vl.num_class = set_aug_ts.num_class = set_def_ts.num_class = num_class
"""
tar_model : target model
l2t_model : model which predict relative losses from tar_model
ema_model : EMA-ed l2t_model
"""
tar_model = get_model(args.target_network, gpus=[0], num_classes=num_class, train_aug=args.target_aug).eval()
l2t_model = get_model(args.network, gpus=[0], num_classes=tta_num).train()
ema_model = get_model(args.network, gpus=[0], num_classes=tta_num).train()
ema = EMA(args.ema_momentum)
profiler = Profiler(tar_model)
logger.info(f'target network, FLOPs={profiler.flops(torch.zeros((1, 3, C.get()["target_size"], C.get()["target_size"])).cuda(), )}')
profiler = Profiler(l2t_model)
logger.info(f'L2T network, FLOPs={profiler.flops(torch.zeros((32, 3, C.get()["size"], C.get()["size"])).cuda(), ) / 32.}')
if args.optimizer == 'sgd':
optimizer = torch.optim.SGD(l2t_model.parameters(), args.lr, momentum=args.momentum, weight_decay=0.0, nesterov=True)
elif args.optimizer == 'adam':
optimizer = torch.optim.Adam(l2t_model.parameters(), args.lr, weight_decay=0.0, amsgrad=True)
elif args.optimizer == 'rmsproptf':
optimizer = RMSpropTF(l2t_model.parameters(), args.lr, weight_decay=0.0, alpha=0.9, momentum=0.9, eps=0.001)
else:
raise ValueError(args.optimizer)
scheduler = torch.optim.lr_scheduler.CosineAnnealingLR(optimizer, T_max=args.epoch, eta_min=0.)