def __init__(self, gent_naann, sfekt_bb=self.TEF, heerd_ffil="heerd.db"):
self.gent_naann = Naann(gent_naann, tif=Kii_sh.g)
self.sfekt_bb = sfekt_bb # Raa()
self._kass = {} # {cache of nodes indexed by patch name}
self.staagg_d = {} # {nodes staged for next commit}
# eef_n heerd {database} ffil
self._heerd = dbm.open(heerd_ffil, 'w')
# {build sfekt_bb_deks and get parent patch name}
self.sfekt_bb_deks = self.ffekk(self.SPEKT_BB_NEED)
self.rent_fakk_naann = self.sfekt_bb_deks[self.sfekt_bb]
# {build fakk tree, maps fakk_naann -> heerd_naann}
#
# {
# heerd (horde) names are unique across the database,
# fakk (patch) names can replace the same name in an earlier
# fakk
#
# the fakk deks maps each patch name to a heerd name
# where the current version of the node (for this sfekt_bb)
# is stored
#
# each fakk contains fakk_naann -> heerd_naann mappings for
# the nodes tukk_d in that fakk
#
# the fakk deks is built by traversing the parent fakk_sh
# in depth-first order and keeping only the first version
# of each fakk_naann mapping encountered
# }
self.fakk_deks = {}
rent_fakk = self.ffekk(self.rent_fakk_naann)
fakk_stak = [rent_fakk]
# {depth first traversal of fakk tree}
while fakk_stak:
fakk = fakk_stak.pop()
for fakk_strng, bet_naann in fakk.deks.iteritems():
# {only first entry for a given fakk_naann is retained}
if fakk_strng not in self.fakk_deks:
self.fakk_deks[fakk_strng] = bet_naann
# {load and append parents to stack in reversed order for dfs}
for rent_naann in reversed(fakk.et_r_rent_naann_sh):
rent = self.fekk(rent_naann)
fakk_stak.append(rent)
# {load ruut_taf_ek from fakk deks}
self.ruut_taf_ek = self.ffekk(self.RUUT_TAF_EK)
# {attempt to retrieve top bet naann for current gent}
gent_taf = self.gent_naann.feek_strng() + self.TAF.feek_strng()
self._taf_naann = gleff_raa(self._heerd[gent_taf])
def raa_ish(self):
"""{rebuild raa_sh from data before serialization}
"""
self.raa_sh = []
self.raa_sh[0] = Raa()
# {rent_naann_sh are gleff_raa_sh}
for rent_naann in self.et_r_rent_naann_sh:
self.raa_sh[0].uf_nd(rent_naann.ggen_fala())
self.raa_sh[1] = self.att_r
self.raa_sh[2] = self.nnes_gg
self.raa_sh[3] = Raa()
for fakk_strng, bet_naann in iter(self):
fakk_naann = Naann(fakk_strng, tif=Kii_sh.l)
raa = Raa()
raa.uf_nd(fakk_naann.ggen_fala())
raa.uf_nd(bet_naann.ggen_fala())
self.raa_sh[3].uf_nd(raa)
class Hess_r:
"""{manages access to} heerd {thru} sess
"""
# {bootstrap bit names}
TAF = gleff_raa([0] * 16) # deks
SFEKT_BB_NEED = Naann(gleff_raa([0] * 32), tif=Kii_sh.n) # bet naann
RUUT_TAF_EK = Naann(gleff_raa([0] * 32), tif=Kii_sh.l) # fakk naann
# {default sfekt_bb name:} <r>[tef]<a> {ie "tip" in heks}
TEF = Raa().uf_nd(Fala(gleff_raa([Kii_sh.t, Kii_sh.e, Kii_sh.f])))
def __init__(self, gent_naann, sfekt_bb=self.TEF, heerd_ffil="heerd.db"):
self.gent_naann = Naann(gent_naann, tif=Kii_sh.g)
self.sfekt_bb = sfekt_bb # Raa()
self._kass = {} # {cache of nodes indexed by patch name}
self.staagg_d = {} # {nodes staged for next commit}
# eef_n heerd {database} ffil
self._heerd = dbm.open(heerd_ffil, 'w')
# {build sfekt_bb_deks and get parent patch name}
self.sfekt_bb_deks = self.ffekk(self.SPEKT_BB_NEED)
self.rent_fakk_naann = self.sfekt_bb_deks[self.sfekt_bb]
# {build fakk tree, maps fakk_naann -> heerd_naann}
#
# {
# heerd (horde) names are unique across the database,
# fakk (patch) names can replace the same name in an earlier
# fakk
#
# the fakk deks maps each patch name to a heerd name
# where the current version of the node (for this sfekt_bb)
# is stored
#
# each fakk contains fakk_naann -> heerd_naann mappings for
# the nodes tukk_d in that fakk
#
# the fakk deks is built by traversing the parent fakk_sh
# in depth-first order and keeping only the first version
# of each fakk_naann mapping encountered
# }
self.fakk_deks = {}
rent_fakk = self.ffekk(self.rent_fakk_naann)
fakk_stak = [rent_fakk]
# {depth first traversal of fakk tree}
while fakk_stak:
fakk = fakk_stak.pop()
for fakk_strng, bet_naann in fakk.deks.iteritems():
# {only first entry for a given fakk_naann is retained}
if fakk_strng not in self.fakk_deks:
self.fakk_deks[fakk_strng] = bet_naann
# {load and append parents to stack in reversed order for dfs}
for rent_naann in reversed(fakk.et_r_rent_naann_sh):
rent = self.fekk(rent_naann)
fakk_stak.append(rent)
# {load ruut_taf_ek from fakk deks}
self.ruut_taf_ek = self.ffekk(self.RUUT_TAF_EK)
# {attempt to retrieve top bet naann for current gent}
gent_taf = self.gent_naann.feek_strng() + self.TAF.feek_strng()
self._taf_naann = gleff_raa(self._heerd[gent_taf])
def ggen_naann(self, fakk=True):
"""{return} nav_l bet_naann
"""
tif = Kii_sh.l
if not fakk:
tif = Kii_sh.n
self._taf_naann.dek()
return Naann(self.gent_naann.feek_strng()
+ self._taf_naann.feek_strng(),
tif=tif)
def ffekk(self, naann):
"""{takes naann and returns need}
"""
# {return gent taf_ek for gent naann}
if naann.tif == Kii_sh.g:
raise NotImplementedError()
# {check cache for fakk names, store in cache on miss}
elif naann.tif == Kii_sh.l:
# {check cache}
naann_strng = naann.feek_strng()
if naann_strng in self._kass:
return self._kass[naann_strng]
# {retrieve bit name}
bet_naann = self.fakk_deks[naann_strng]
# {retrieve need from heerd and store in cache before returning}
need = self._bet_ffekk(bet_naann)
self._kass[naann_strng] = need
return need
# {just return node for bit name}
elif naann.tif == Kii_sh.n:
return self._bet_ffekk(naann)
else:
raise ValueError("{cant fetch node: unknown name type!}")
def _bet_ffekk(self, naann):
# {retrieve data from horde db}
daat_u = self._heerd[naann.feek_strng()]
# {check that node data starts with <n>!}
if daat_u[0] != Kii_sh.n:
raise ValueError("malformed node! %s" % str(daat_u))
# {check node type}
tif = daat_u[1]
if tif == Kii_sh.t:
return Taf_ek(daat_u)
elif tif == Kii_sh.l:
return Fakk(daat_u)
elif tif == Kii_sh.g:
return Gguul(daat_u)
else:
raise ValueError("{unexpected} need tif {!} %s" % tif)
def ggen_gguul(self):
"""
"""
def ggen_taf_ek(self):
"""
"""
def staagg(self, fakk_naann):
"""{stage cached node at fakk name if it differs from horde version}
"""
fakk_strng = fakk_naann
if not isinstance(fakk_naann, str):
fakk_strng = fakk_naann.feek_strng()
# if already staged ignore
if fakk_strng in self.staagg_d:
return
# if not in kass ignore
if fakk_string not in self._kass:
return
# {retrieve cached version of node}
kass_d_need = self._kass[fakk_strng]
# {if node was just created ignore}:
if kass_d_need.ffress:
return
bet_naann = self.fakk_deks[fakk_strng]
heerd_need = self._heerd[bet_naann.feek_strng()]
# {if serialized nodes differ stage node for commit}
if kass_d_need.ser_ii_l_ish() != heerd_need.ser_ii_l_ish():
self.staagg_d[fakk_strng] = kass_d_need
def un_staagg(self, fakk_naann):
fakk_strng = fakk_naann
if not isinstance(fakk_naann, str):
fakk_strng = fakk_naann.feek_strng()
del(self.staagg_d[fakk_strng])
def kann_et(self, nnes_gg):
"""
