def creat_nd(tree, *args):
dflt = calc_next_id(tree)
_id = eftl.optional_arg(dflt, *args)
if (_id < 0):
raise (ValueError('_id must >=0'))
else:
nd = {
"_id": _id,
"_fstch": None,
}
nd["_guid"] = cmmn.gen_guid()
return (nd)
def indent(code,*args,**kwargs):
'''
'''
indent = eftl.optional_arg(" ",*args)
indent = (" "*indent) if(isinstance(indent,int)) else indent
line_sp = '\n'
lines = code.split(line_sp)
ncode = ''
length = lines.__len__()
for i in range(0,length-1):
line = indent + lines[i] + line_sp
ncode = ncode + line
ncode = ncode + indent + lines[length-1]
return(ncode)
def creat_root(*args):
_id = eftl.optional_arg(0, *args)
if (_id < 0):
raise (ValueError('root _id must >=0'))
else:
r = {
"_id": _id,
"_fstch": None,
"_lsib": None,
"_rsib": None,
"_parent": None,
"_tree": _id
}
r["_guid"] = cmmn.gen_guid()
return (r)
def append_child(tree, nd, *args):
dflt = creat_nd(tree)
child = eftl.optional_arg(dflt, *args)
child["_tree"] = nd["_tree"]
child["_rsib"] = None
cond = is_leaf(nd)
if (cond):
nd["_fstch"] = child["_id"]
child["_lsib"] = None
else:
old_lstch = get_lstch(tree, nd)
del old_lstch["_parent"]
old_lstch["_rsib"] = child["_id"]
child["_parent"] = nd["_id"]
tree[child["_id"]] = child
return (child)
def creat_tru_fls_mat(cnl, *args):
rl = eftl.optional_arg([True, False], *args)
count = len(cnl)
m = product(rl, count)
return (m)
def init_wfsmat(*args,**kwargs):
r = eftl.optional_arg(init_root(),*args)
orig_data = eftl.dflt_kwargs('orig_data',undefined,**kwargs)
m = Wfsmat([[r]])
m._orig_data = orig_data
return(m)
def add_method_to_inst(inst, func, *args):
fname = eftl.optional_arg(func.__name__, *args)
f = types.MethodType(func, inst)
inst.__setattr__(fname, f)
return (inst)