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https://github.com/panda3d/panda3d.git
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bpdb - breakpoints default to cfg=module, grp=class, name=line number
This commit is contained in:
Ken Patel
parent
905f339346
commit
8697b40ccf
@ -4309,10 +4309,9 @@ if __debug__:
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assert repeatableRepr({1: 'a', 2: 'b'}) == repeatableRepr({2: 'b', 1: 'a'})
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assert repeatableRepr(set([1,2,3])) == repeatableRepr(set([3,2,1]))
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#bpdb - breakpoint debugging system
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#kanpatel
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bpEnabled = True
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#bpdb - breakpoint debugging system (kanpatel - 04/2010)
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class BpDb:
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enabled = True
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lastBp = None
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def set_trace(self, frameCount=1):
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@ -4360,81 +4359,44 @@ class BpDb:
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print ' _h displays this usage help'
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print ' _ua unalias these commands from pdb'
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@staticmethod
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def verifyEnabled():
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try:
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bpdb.enabled = __dev__
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bpdb.enabled = config.GetBool('force-breakpoints', bpdb.enabled)
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except:
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pass
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return bpdb.enabled
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@staticmethod
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def bp(name=None, grp=None, cfg=None, iff=True, frameCount=1):
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bpi = bp(name=name, grp=grp, cfg=cfg, iff=iff)
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if not bpdb.enabled or not bpdb.verifyEnabled():
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return
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bpi = bp(name=name, grp=grp, cfg=cfg, iff=iff,frameCount=frameCount+1)
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bpi.maybeBreak(frameCount=frameCount+1)
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@staticmethod
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def bpCall(name=None,grp=None,cfg=None,iff=True,frameCount=1,onEnter=1,onExit=0):
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def decorator(f):
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return f
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try:
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if not (__dev__ or ConfigVariableBool('force-breakpoint', 0).getValue()):
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return decorator
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#default cfg to module name
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#TBD: should 1 be used instead of frameCount below?
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decoratingModule = inspect.getmodule(inspect.stack()[frameCount][0])
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#inspect.stack()[-2][0].f_globals
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moduleName = decoratingModule.__name__
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if cfg is None and moduleName != '__main__':
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#get only leaf module name
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moduleName = moduleName.split()[-1]
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#prune 'Distributed' and 'AI/UD/OV'
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if moduleName.find("Distributed") != -1:
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moduleName = moduleName[len("Distributed"):]
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moduleLen = len(moduleName)
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if moduleLen > 2:
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for suffix in ['AI','UD','OV']:
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suffixPos = moduleName.rfind(suffix)
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if suffixPos == moduleLen - 2:
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moduleName = moduleName[:moduleLen-2]
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break
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cfg = moduleName
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# determine whether we should use the decorator
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# based on the value of dConfigParam.
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if cfg:
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dConfigParamList = []
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dConfigParams = choice(isinstance(cfg, (list,tuple)), cfg, (cfg,))
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dConfigParamList = [param for param in dConfigParams \
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if ConfigVariableBool('want-breakpoint-%s' % (param,), 0).getValue()]
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if not dConfigParamList:
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return decorator
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#default grp to context name
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if grp is None:
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for i in range(frameCount, len(inspect.stack())):#frameCount or 0?
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decoratingContexts = inspect.stack()[i][4]
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if not decoratingContexts:
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continue
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contextTokens = decoratingContexts[0].split()
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if contextTokens[0] in ['class','def'] and len(contextTokens) > 1:
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decoratingContexts[0] = decoratingContexts[0].replace('(',' ').replace(':',' ')
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contextTokens = decoratingContexts[0].split()
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className = contextTokens[1]
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grp = className
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break
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except NameError,e:
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assert not "Error generating breakpoint decoration for function or method."
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if not bpdb.enabled or not bpdb.verifyEnabled():
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return decorator
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bpi = bp(name=name, grp=grp, cfg=cfg, iff=iff, frameCount=frameCount+1)
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if bpi.disabled:
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return decorator
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def decorator(f):
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def wrap(*args, **kwds):
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#create our bp object
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dname = name or f.__name__
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dgrp = grp
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dcfg = cfg
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dbp = bp(name=dname,grp=dgrp,cfg=dcfg)
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bpi.name = name or f.__name__
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if onEnter:
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dbp.maybeBreak(iff=iff,frameCount=frameCount+1,displayPrefix='Entering ')
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bpi.maybeBreak(iff=iff,frameCount=frameCount+1,displayPrefix='Calling ')
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f_result = f(*args, **kwds)
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if onExit:
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dbp.maybeBreak(iff=iff,frameCount=frameCount+1,displayPrefix='Exited ')
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bpi.maybeBreak(iff=iff,frameCount=frameCount+1,displayPrefix='Exited ')
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return f_result
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wrap.func_name = f.func_name
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@ -4447,6 +4409,11 @@ class BpDb:
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@staticmethod
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def group(*args, **kArgs):
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if not bpdb.enabled or not bpdb.verifyEnabled():
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def functor(*cArgs, **ckArgs):
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return
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return functor
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argsCopy = args[:]
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def functor(*cArgs, **ckArgs):
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ckArgs.update(kArgs)
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@ -4454,37 +4421,78 @@ class BpDb:
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return bpdb.bp(*(cArgs), **ckArgs)
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return functor
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if not bpEnabled:
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@staticmethod
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def brk(*args, **kArgs):
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return
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@staticmethod
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def brkDec(*args, **kArgs):
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def decorator(f):
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return f
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return decorator
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@staticmethod
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def group(*args, **kArgs):
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def functor(*cArgs, **ckArgs):
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return
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return functor
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class bp:
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grpInfos = {}
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nameInfos = {}
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def __init__(self, name=None, grp=None, cfg=None, iff=True):
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def __init__(self, name=None, grp=None, cfg=None, iff=True, frameCount=1):
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#check early out conditions
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if not bpEnabled:
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self.disabled = False
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if not bpdb.enabled:
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self.disabled = True
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return
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#default cfg to module name
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callingModule = inspect.getmodule(inspect.stack()[frameCount][0])
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moduleName = callingModule.__name__
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if cfg is None and moduleName != '__main__':
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#get only leaf module name
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moduleName = moduleName.split()[-1]
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#prune 'Distributed' and 'AI/UD/OV'
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if moduleName.find("Distributed") != -1:
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moduleName = moduleName[len("Distributed"):]
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moduleLen = len(moduleName)
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if moduleLen > 2:
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for suffix in ['AI','UD','OV']:
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suffixPos = moduleName.rfind(suffix)
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if suffixPos == moduleLen - 2:
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moduleName = moduleName[:moduleLen-2]
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break
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cfg = moduleName
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# determine whether we should this bp is active
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# based on the value of cfg.
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if cfg:
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dConfigParamList = []
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dConfigParams = choice(isinstance(cfg, (list,tuple)), cfg, (cfg,))
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dConfigParamList = [param for param in dConfigParams \
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if ConfigVariableBool('want-breakpoint-%s' % (param,), 0).getValue()]
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if not dConfigParamList:
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self.disabled = True
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return
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#default grp to context name
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if grp is None:
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#look for class
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for i in range(frameCount, len(inspect.stack())):
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callingContexts = inspect.stack()[i][4]
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if not callingContexts:
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continue
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#print i, callingContexts
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contextTokens = callingContexts[0].split()
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if contextTokens[0] in ['class','def'] and len(contextTokens) > 1:
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callingContexts[0] = callingContexts[0].replace('(',' ').replace(':',' ')
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contextTokens = callingContexts[0].split()
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className = contextTokens[1]
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grp = className
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break
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#look for self
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if grp is None:
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slf = inspect.stack()[frameCount][0].f_locals.get('self')
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if slf:
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className = slf.__class__.__name__
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grp = className
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#default name to line number
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if name is None:
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if frameCount < len(inspect.stack()):
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lineno = inspect.stack()[frameCount][2]
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name = lineno
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#store this breakpoint's settings
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self.name = name
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bp.nameInfos.setdefault(name, {})
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self.grp = grp
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bp.grpInfos.setdefault(grp, {})
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self.cfg = cfg
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self.iff = iff
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@ -4495,9 +4503,19 @@ class bp:
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def prettyName(name=None, grp=None, cfg=None, q=0):
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prettyName = ''
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prettyName += choice(q, "'", '')
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prettyName += choice(cfg, '%s::'%(cfg,), '')
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prettyName += choice(grp, '%s.'%(grp,), '')
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prettyName += choice(name, '%s'%(name,), '')
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if cfg:
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prettyName += '%s'%(cfg,)
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if grp or name:
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prettyName += '::'
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if grp:
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prettyName += '%s'%(grp,)
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if name:
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if isinstance(name, int):
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prettyName += '(%s)'%(name,)
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elif grp:
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prettyName += '.%s'%(name,)
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else:
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prettyName += '%s'%(name,)
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prettyName += choice(q, "'", '')
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return prettyName
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@ -4523,7 +4541,7 @@ class bp:
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self.grpInfos.setdefault(grp, {})
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newEnabled = not self.grpInfos[grp].get('enabled', True)
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self.grpInfos[grp]['enabled'] = newEnabled
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print '%s is now %s.'%(self.prettyName(grp,q=1),choice(newEnabled,'enabled','disabled'),)
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print 'group %s is now %s.'%(self.prettyName(grp,q=1),choice(newEnabled,'enabled','disabled'),)
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def ignore(self, ignoreCount=0, name=None):
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name = name or self.name
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@ -4542,9 +4560,15 @@ class bp:
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def shouldBreak(self,iff=True):
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#check easy early out
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if self.disabled:
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return False
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if not self.iff or not iff:
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return False
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#make sure we exist
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bp.grpInfos.setdefault(self.grp, {})
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bp.nameInfos.setdefault(self.name, {})
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#check disabled conditions
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if not bp.grpInfos[self.grp].get('enabled', True):
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return False
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@ -4569,6 +4593,10 @@ class bp:
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return True
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def doBreak(self, frameCount=1,displayPrefix=''):
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#make sure we exist
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bp.grpInfos.setdefault(self.grp, {})
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bp.nameInfos.setdefault(self.name, {})
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#accumulate hit count
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if 'lifetime' in bp.nameInfos[self.name]:
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bp.nameInfos[self.name]['lifetime'] -= 1
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