def delitem(self, idx, shallow=False):
SHMOBJ.protect(self)
np = py2shmobj.shmlist_getnode(self.addr, idx)
if not np:
raise IndexError
if not shallow:
(p,datatype,datalen) = py2shmobj.shmlnode_get(np)
if p:
obj = typed_ptr(p,datatype)
if isinstance(obj, SHMLST):
obj.delete(shallow=shallow)
else:
obj.delete()
py2shmobj.shmlist_remove(self.addr,np)
py2shmobj.shmobj_del(np)
def delete(self, shallow=False):
SHMOBJ.protect(self)
np = py2shmobj.shmlist_first(self.addr)
while np:
if not shallow:
(p,datatype,datalen) = py2shmobj.shmlnode_get(np)
if p:
val = typed_ptr(p,datatype)
if type(val) in [SHMLST, SHMDCT]:
val.delete(shallow=shallow)
elif isinstance(val, SHMOBJ):
val.delete()
next = py2shmobj.shmlist_next(self.addr,np)
py2shmobj.shmlist_remove(self.addr, np)
py2shmobj.shmobj_del(np)
np = next
SHMOBJ.delete(self)
def clear(self, shallow=False):
SHMOBJ.protect(self)
np = py2shmobj.shmdict_first(self.addr)
while np:
(p,datatype,datalen) = py2shmobj.shmdnode_get(np)
if not shallow:
#DE - for now we assume the key is always a SHMSTR
kp = py2shmobj.shmdnode_getkey(np)
py2shmobj.shmobj_del(kp)
val = typed_ptr(p,datatype)
if type(val) in [SHMLST, SHMDCT]:
val.delete(shallow=shallow)
elif isinstance(val, SHMOBJ):
val.delete()
next = py2shmobj.shmdict_next(self.addr,np)
py2shmobj.shmdict_remove(self.addr, np)
py2shmobj.shmobj_del(np)
np = next
def pop(self, key, defval=None, deletekey=True):
SHMOBJ.protect(self)
if isinstance(key, SHMSTR):
key = str(key)
if not isinstance(key, str):
raise TypeError("** error: SHMDCT.pop only takes SHMSTR or str for key")
np = py2shmobj.shmdict_lookup(self.addr, key)
if np:
kp = py2shmobj.shmdnode_getkey(np)
(ep,datatype,datalen) = py2shmobj.shmdnode_get(np)
py2shmobj.shmdict_remove(self.addr, np)
py2shmobj.shmobj_del(np)
if deletekey == True:
py2shmobj.shmobj_del(kp)
return typed_ptr(ep,datatype)
if defval:
return defval
else:
raise KeyError(key)
def delete(self):
self.protect()
py2shmobj.shmobj_del(self.addr)
self.addr = None
