def gdb_on_inferior_deleted(self, event):
util.verbose("gdb_on_inferior_deleted()")
def _mt():
self.gdb_on_inferior_deleted__mT(event)
gdb.post_event(_mt)
def get_pages( self, lang, search_term, nb_results ):
"""
"""
pages = []
r_count = 0 # Counts only pages that go to the final results
p_count = 0 # Counts all pages processed, despite of ignored
result_xml = self.send_query( lang, search_term )
result_dom = xml.dom.minidom.parseString( result_xml )
res_element = result_dom.getElementsByTagName( "RES" )[ 0 ]
ending = int(res_element.getAttribute("EN"))
total = int( self.get_field( res_element, "M" ) )
verbose( "The query "+search_term+" returned "+str(total)+" results.")
#pdb.set_trace()
while r_count < nb_results and p_count < ending :
try :
for r in res_element.getElementsByTagName( 'R' ) :
if r_count < nb_results and p_count < ending :
page = self.build_page( r, r_count, p_count, \
search_term, lang, total )
if page is not None :
pages.append( page )
verbose( " Downloaded page " + str(r_count) )
r_count = r_count + 1
p_count = p_count + 1
else :
break
except Exception, e :
print >> sys.stderr, "Something went terribly wrong"
pdb.set_trace()
print e
if r_count < nb_results and ending % 20 == 0:
result_xml = self.send_query( lang, search_term, p_count )
result_dom = xml.dom.minidom.parseString( result_xml )
res_element = result_dom.getElementsByTagName( "RES" )[ 0 ]
ending = int(res_element.getAttribute("EN"))
def build_suffix_arrays(self):
"""
Build suffix arrays for all attributes in the index.
"""
for attr in self.arrays.keys():
verbose("Building suffix array for %s..." % attr)
self.arrays[attr].build_suffix_array()
def load(self, attribute):
"""
Load an attribute from the corresponding index files.
If the attribute is of the form `a1+a2` and the corresponding
file does not exist, creates a new suffix array fusing the
arrays for attributes `a1` and `a2`.
"""
if self.arrays.has_key(attribute):
return self.arrays[attribute]
verbose("Loading corpus files for attribute \"%s\"." % attribute)
array = SuffixArray()
path = self.basepath + "." + attribute
array.set_basepath(path)
try:
array.load()
except IOError, err:
# If attribute is composed, fuse the corresponding suffix arrays.
if '+' in attribute:
attr1, attr2 = attribute.rsplit('+', 1)
verbose("Fusing suffix arrays for %s and %s..." % (attr1, attr2))
array = fuse_suffix_arrays(self.load(attr1), self.load(attr2))
array.set_basepath(path)
array.build_suffix_array()
array.save()
else:
raise err
def build_suffix_arrays(self):
"""
Build suffix arrays for all attributes in the index.
"""
for attr in self.arrays.keys():
verbose("Building suffix array for %s..." % attr)
self.arrays[attr].build_suffix_array()
def load(self, attribute):
"""
Load an attribute from the corresponding index files.
If the attribute is of the form `a1+a2` and the corresponding
file does not exist, creates a new suffix array fusing the
arrays for attributes `a1` and `a2`.
"""
if self.arrays.has_key(attribute):
return self.arrays[attribute]
verbose("Loading corpus files for attribute \"%s\"." % attribute)
array = SuffixArray()
path = self.basepath + "." + attribute
array.set_basepath(path)
try:
array.load()
except IOError, err:
# If attribute is composed, fuse the corresponding suffix arrays.
if '+' in attribute:
attr1, attr2 = attribute.rsplit('+', 1)
verbose("Fusing suffix arrays for %s and %s..." % (attr1, attr2))
array = fuse_suffix_arrays(self.load(attr1), self.load(attr2))
array.set_basepath(path)
array.build_suffix_array()
array.save()
else:
raise err
def _wsRead(self):
while self.ws_connected:
try:
header0_16 = struct.unpack("!BB", self.connection.recv(2, socket.MSG_WAITALL))
opcode = ord(header0_16[0]) & 0b00001111
is_masked = ord(header0_16[1]) & -128
plen = ord(header0_16[1]) & 127
if plen == 126:
plen = int.from_bytes(struct.unpack("!BB", self.connection.recv(2, socket.MSG_WAITALL)), "big")
elif plen == 127:
plen = int.from_bytes(struct.unpack("!BBBBBBBB", self.connection.recv(2, socket.MSG_WAITALL)), "big")
if is_masked:
mkey = struct.unpack("!BBBB", self.connection.recv(4, socket.MSG_WAITALL))
self.message = list(self.connection.recv(plen, socket.MSG_WAITALL))
if is_masked:
for i in range(plen):
self.message[i] = chr(self.message[i] ^ ord(mkey[i%4]))
self.message = "".join(self.message)
self.handleMessage()
except Exception as e:
util.verbose("Websocket read error:", e)
self.ws_connected = False
self.handleClose()
def _pull_image(image_reference: str, outfileobj=None):
import util
util.not_none(image_reference)
transport = _mk_transport()
image_reference = normalise_image_reference(image_reference)
image_reference = _parse_image_reference(image_reference)
creds = _mk_credentials(image_reference=image_reference)
# OCI Image Manifest is compatible with Docker Image Manifest Version 2,
# Schema 2. We indicate support for both formats by passing both media types
# as 'Accept' headers.
#
# For reference:
# OCI: https://github.com/opencontainers/image-spec
# Docker: https://docs.docker.com/registry/spec/manifest-v2-2/
accept = docker_http.SUPPORTED_MANIFEST_MIMES
try:
# XXX TODO: use streaming rather than writing to local FS
# if outfile is given, we must use it instead of an ano
outfileobj = outfileobj if outfileobj else tempfile.TemporaryFile()
with tarfile.open(fileobj=outfileobj, mode='w:') as tar:
util.verbose(f'Pulling manifest list from {image_reference}..')
with image_list.FromRegistry(image_reference, creds,
transport) as img_list:
if img_list.exists():
platform = image_list.Platform({
'architecture': _PROCESSOR_ARCHITECTURE,
'os': _OPERATING_SYSTEM,
})
# pytype: disable=wrong-arg-types
with img_list.resolve(platform) as default_child:
save.tarball(_make_tag_if_digest(image_reference),
default_child, tar)
return outfileobj
# pytype: enable=wrong-arg-types
util.info(f'Pulling v2.2 image from {image_reference}..')
with v2_2_image.FromRegistry(image_reference, creds, transport,
accept) as v2_2_img:
if v2_2_img.exists():
save.tarball(_make_tag_if_digest(image_reference),
v2_2_img, tar)
return outfileobj
util.info(f'Pulling v2 image from {image_reference}..')
with v2_image.FromRegistry(image_reference, creds,
transport) as v2_img:
with v2_compat.V22FromV2(v2_img) as v2_2_img:
save.tarball(_make_tag_if_digest(image_reference),
v2_2_img, tar)
return outfileobj
except Exception as e:
outfileobj.close()
util.fail(f'Error pulling and saving image {image_reference}: {e}')
def gdb_on_new_inferior(self, event):
util.verbose("gdb_on_new_inferior()")
api.globalvars.inferior_run_times[event.inferior.num] = int(time.time())
def _mt():
self.gdb_on_new_inferior__mT(event)
gdb.post_event(_mt)
def gdb_on_exited(self, event):
util.verbose("gdb_on_exited()")
api.globalvars.step_time = False
def _mt():
self.gdb_on_exited__mT(event)
gdb.post_event(_mt)
def gdb_on_new_objfile(self, event):
util.verbose("gdb_on_new_objfile()")
api.globalvars.inferior_run_times[gdb.selected_inferior().num] = int(time.time())
def _mt():
self.gdb_on_new_objfile__mT(event)
gdb.post_event(_mt)
def gdb_on_new_thread(self, event):
util.verbose("gdb_on_new_thread()")
if event.inferior_thread.inferior.num == 1:
api.globalvars.inferior_run_times[event.inferior_thread.inferior.num] = int(time.time())
def _mt():
self.gdb_on_new_thread__mT(event)
gdb.post_event(_mt)
def run_mwu():
stocks, dates = load_data()
mwu = MWU(len(stocks))
last_close = [None] * len(stocks)
start_money = 0.0
first_date = dates[0]
for i, tup in enumerate(stocks.items()):
stock, date_price = tup
price = date_price[first_date]
cls, vol, op, hi, lo = price[KEY_CLOSE], price[KEY_VOLUME], price[
KEY_OPEN], price[KEY_HIGH], price[KEY_LOW]
start_money += math.fabs(cls)
money = start_money
iteration = 0
for date in dates:
losses = []
for i, tup in enumerate(stocks.items()):
stock, date_price = tup
price = date_price[date]
cls, vol, op, hi, lo = price[KEY_CLOSE], price[KEY_VOLUME], price[
KEY_OPEN], price[KEY_HIGH], price[KEY_LOW]
if last_close[i] is not None:
loss = last_close[i] - cls
if not math.isfinite(loss):
error("invalid loss detected")
losses.append(loss)
last_close[i] = cls
iter_loss = 0
weights = mwu.get_weights()
for i, loss in enumerate(losses):
# We're going to say that every day, we sell everything then buy everything according to weights
iter_loss = loss * weights[i] / sum(weights) * money / start_money
money -= iter_loss
mwu.run_iteration(losses, max_loss=money)
iteration += 1
if iteration % 100 == 0:
verbose("{} iterations done".format(iteration), end="\r")
verbose("\n{} iterations done".format(iteration))
info("Money: {} vs {} at start, gain = {}".format(
money, start_money, (money - start_money) / start_money))
info("MWU reported loss = {}".format(mwu.get_loss()))
weights = mwu.get_weights()
losses = mwu.get_losses()
info("Stats:")
for i, stock in enumerate(stocks.keys()):
info("{}: weight {}, loss {}".format(stock.upper(), weights[i],
losses[i]))
def open_index(prefix):
"""
Open the index files (valid index created by the `index3.py` script).
@param index_filename The string name of the index file.
"""
global vocab_file, ngrams_file, corpus_file, freq_name, the_corpus_size
try:
verbose("Loading index files... this may take some time.")
verbose("Loading .vocab file")
vocab_fd = shelve.open(prefix + ".vocab")
vocab_file.update(vocab_fd)
vocab_fd.close()
verbose("Loading .corpus file")
load_array_from_file(corpus_file, prefix + ".corpus")
verbose("Loading .ngrams file")
load_array_from_file(ngrams_file, prefix + ".ngrams")
freq_name = re.sub(".*/", "", prefix)
#pdb.set_trace()
the_corpus_size = vocab_file[CORPUS_SIZE_KEY]
except IOError:
print >> sys.stderr, "Error opening the index."
print >> sys.stderr, "Try again with another index filename."
sys.exit(2)
except KeyError:
print >> sys.stderr, "Error opening the index."
print >> sys.stderr, "Try again with another index filename."
sys.exit(2)
def open_index( prefix ) :
"""
Open the index files (valid index created by the `index3.py` script).
@param index_filename The string name of the index file.
"""
global vocab_file, ngrams_file, corpus_file, freq_name, the_corpus_size
try :
verbose( "Loading index files... this may take some time." )
verbose( "Loading .vocab file" )
vocab_fd = shelve.open( prefix + ".vocab" )
vocab_file.update( vocab_fd )
vocab_fd.close()
verbose( "Loading .corpus file" )
load_array_from_file( corpus_file, prefix + ".corpus" )
verbose( "Loading .ngrams file" )
load_array_from_file( ngrams_file, prefix + ".ngrams" )
freq_name = re.sub( ".*/", "", prefix )
#pdb.set_trace()
the_corpus_size = vocab_file[ CORPUS_SIZE_KEY ]
except IOError :
print >> sys.stderr, "Error opening the index."
print >> sys.stderr, "Try again with another index filename."
sys.exit( 2 )
except KeyError :
print >> sys.stderr, "Error opening the index."
print >> sys.stderr, "Try again with another index filename."
sys.exit( 2 )
def _scan_repository_for_definitions(
self,
repository,
github_cfg,
org_name,
) -> RawPipelineDefinitionDescriptor:
for branch_name, cfg_entry in self._determine_repository_branches(
repository=repository):
try:
definitions = repository.file_contents(
path='.ci/pipeline_definitions', ref=branch_name)
except NotFoundError:
continue # no pipeline definition for this branch
repo_hostname = urlparse(github_cfg.http_url()).hostname
override_definitions = cfg_entry.override_definitions(
) if cfg_entry else {}
verbose('from repo: ' + repository.name + ':' + branch_name)
try:
definitions = yaml.load(definitions.decoded.decode('utf-8'),
Loader=yaml.SafeLoader)
except BaseException as e:
repo_path = f'{org_name}/{repository.name}'
yield DefinitionDescriptor(
pipeline_name='<invalid YAML>',
pipeline_definition={},
main_repo={
'path': repo_path,
'branch': branch_name,
'hostname': repo_hostname
},
concourse_target_cfg=self.cfg_set.concourse(),
concourse_target_team=self.job_mapping.team_name(),
override_definitions=(),
exception=e,
)
return # nothing else to yield in case parsing failed
# handle inheritance
definitions = merge_dicts(definitions, override_definitions)
yield from self._wrap_into_descriptors(
repo_path='/'.join([org_name, repository.name]),
repo_hostname=repo_hostname,
branch=branch_name,
raw_definitions=definitions,
override_definitions=override_definitions,
)
def append_sentence(self, sentence):
"""
Adds a `Sentence` (presumably extracted from a XML file) to the index.
"""
for attr in self.used_word_attributes:
for word in sentence.word_list:
value = getattr(word, attr)
self.arrays[attr].append_word(value)
self.arrays[attr].append_word('') # '' (symbol 0) means end-of-sentence
self.metadata["corpus_size"] += len(sentence.word_list)
self.sentence_count += 1
if self.sentence_count % 100 == 0:
verbose("Processing sentence %d" % self.sentence_count)
def append_sentence(self, sentence):
"""
Adds a `Sentence` (presumably extracted from a XML file) to the index.
"""
for attr in self.used_word_attributes:
for word in sentence.word_list:
value = getattr(word, attr)
self.arrays[attr].append_word(value)
self.arrays[attr].append_word('') # '' (symbol 0) means end-of-sentence
self.metadata["corpus_size"] += len(sentence.word_list)
self.sentence_count += 1
if self.sentence_count % 100 == 0:
verbose("Processing sentence %d" % self.sentence_count)
def _wait_for_shoot(namespace,
on_event,
expected_result,
timeout_seconds: int = 120):
ensure_not_empty(namespace)
start_time = int(time.time())
custom_api = ctx.create_custom_api()
w = watch.Watch()
# very, very sad: workaround until fixed:
# https://github.com/kubernetes-incubator/client-python/issues/124
# (after about a minute, "some" watches (e.g. not observed when watching namespaces),
# return without an error.
# apart from being ugly, this has the downside that existing events will repeatedly be
# received each time the watch is re-applied
should_exit = False
result = None
while not should_exit and (start_time + timeout_seconds) > time.time():
try:
for e in w.stream(
custom_api.list_namespaced_custom_object,
group='garden.sapcloud.io',
version='v1beta1',
namespace=namespace,
plural='shoots',
# we need to reduce the request-timeout due to our workaround
_request_timeout=(timeout_seconds -
int(time.time() - start_time))):
should_exit, result = on_event(e)
if should_exit:
w.stop()
if result != expected_result:
raise RuntimeError(result)
return
except ConnectionResetError as cre:
# ignore connection errors against k8s api endpoint (these may be temporary)
info('connection reset error from k8s API endpoint - ignored: ' +
str(cre))
except ProtocolError as err:
verbose('http connection error - ignored')
except KeyError as err:
verbose("key {} not yet available - ignored".format(str(err)))
# handle case where timeout was exceeded, but w.stream returned erroneously (see bug
# description above)
raise RuntimeError(result)
def load(self, attribute):
if self.arrays.has_key(attribute):
return self.arrays[attribute]
verbose("Loading corpus files for attribute \"%s\"." % attribute)
array = SuffixArray()
path = self.basepath + "." + attribute
array.set_basepath(path)
try:
array.load()
except IOError, err:
# If attribute is composed, fuse the corresponding suffix arrays.
if '+' in attribute:
attr1, attr2 = attribute.rsplit('+', 1)
array = fuse_suffix_arrays(self.load(attr1), self.load(attr2))
array.set_basepath(path)
array.build_suffix_array()
array.save()
else:
raise err
def open_index( prefix ) :
"""
Open the index files (valid index created by the `index3.py` script).
@param index_filename The string name of the index file.
"""
global freq_name, the_corpus_size
global index, suffix_array
try :
verbose( "Loading index files... this may take some time." )
index = Index(prefix)
index.load_metadata()
freq_name = re.sub( ".*/", "", prefix )
#pdb.set_trace()
the_corpus_size = index.metadata["corpus_size"]
except IOError :
print >> sys.stderr, "Error opening the index."
print >> sys.stderr, "Try again with another index filename."
sys.exit( 2 )
except KeyError :
print >> sys.stderr, "Error opening the index."
print >> sys.stderr, "Try again with another index filename."
sys.exit( 2 )
def treat_entity( entity ) :
"""
For each entity, searches for the individual word frequencies of the
base ngram. The corresponding function, for a corpus index or for yahoo,
will be called, depending on the -i or -y options. The frequencies are
added as a child element of the word and then the candidate is printed.
@param candidate The `Candidate` that is being read from the XML file.
"""
global entity_counter
global low_limit, up_limit
global count_vars
if entity_counter % 100 == 0 :
verbose( "Processing ngram number %(n)d" % { "n":entity_counter } )
if ( entity_counter >= low_limit or low_limit < 0 ) and \
( entity_counter <= up_limit or up_limit < 0 ) :
if count_vars :
for var in entity.vars :
append_counters( var )
else :
append_counters( entity )
print entity.to_xml().encode( 'utf-8' )
entity_counter += 1
def treat_sentence( sentence ) :
"""
For each sentence in the corpus, generates all the candidates that match
at least one pattern in the patterns file (-p option) or all the
ngrams that are in the valid range (-n option). The candidates are
stored into a temporary file and will be further printed to a XML file.
The temp file is used to avoid printing twice a repeated candidate and
to count occurrences of the same candidate.
@param sentence A `Sentence` that is being read from the XML file.
"""
global patterns, temp_file, ignore_pos, surface_instead_lemmas, \
longest_pattern, shortest_pattern, sentence_counter
if sentence_counter % 100 == 0 :
verbose( "Processing sentence number %(n)d" % { "n":sentence_counter } )
words = sentence.word_list
for pattern in patterns:
for match in match_pattern(pattern, words):
match_ngram = Ngram(copy_word_list(match), [])
if ignore_pos :
match_ngram.set_all( pos=WILDCARD )
internal_key = unicode( match_ngram.to_string() ).encode('utf-8')
if( surface_instead_lemmas ) :
match_ngram.set_all( lemma=WILDCARD )
else :
match_ngram.set_all( surface=WILDCARD )
key = unicode( match_ngram.to_string() ).encode('utf-8')
( surfaces_dict, total_freq ) = temp_file.get( key, ( {}, 0 ) )
freq_surface = surfaces_dict.get( internal_key, 0 )
surfaces_dict[ internal_key ] = freq_surface + 1
temp_file[ key ] = ( surfaces_dict, total_freq + 1 )
sentence_counter += 1
def build_page( self, r, r_count, p_count, search_term, lang, total ) :
"""
Based on an xml 'R' element, builds a page object
"""
page = None
url = self.get_field( r, "UE" )
verbose( "***** Result " + str( p_count ) )
#if p_count == 16 :
# pdb.set_trace()
if not ( url.endswith( ( ".pdf", ".PDF" ) ) or \
url.endswith( ( ".doc", ".DOC" ) ) ) :
title = self.get_field( r, "TNB" )
date = str( datetime.date.today() )
snippet = self.split_sent( self.clean( self.get_field(r, "SNB" ) ) )
raw_text = self.clean( self.html2txt( self.get_field( r, "U" ) ) )
text = self.split_sent( raw_text )
if len(text) > 1 : # html correctly converted to txt
page = GooglePage( search_term, r_count, p_count, lang,\
date, url, title, snippet, text, total )
else :
verbose( " Ignored unreadable html" )
else :
verbose( " Ignored pdf or doc page " + url )
return page
def main():
candidates = {}
if surface_instead_lemmas:
base_attr = 'surface'
else:
base_attr = 'lemma'
def dump(sentence_id, positions, absolute_positions, key, glue):
(surfaces_dict, total_freq, _) = candidates.get(key, ({}, 0, -1))
surface_key = tuple([index.arrays['surface'].corpus[j] for j in absolute_positions])
surfaces_dict.setdefault(surface_key, []).append(
str(sentence_id) + ":" + ",".join(map(str, positions)))
candidates[key] = (surfaces_dict, total_freq + 1, glue)
index = Index(index_basepath)
index.load_metadata()
index.load(base_attr)
index.load('surface')
extract(index, base_attr, gluefun, dumpfun=dump, min_ngram=min_ngram,
max_ngram=max_ngram, corpus_length_limit=corpus_length_limit)
verbose("Outputting candidates file...")
print XML_HEADER % { "root": "candidates", "ns": "" }
meta = Meta([CorpusSize("corpus", index.metadata["corpus_size"])],
[MetaFeat("glue", "real")], [])
print meta.to_xml().encode('utf-8')
id_number = 0
for key in candidates:
(surfaces_dict, total_freq, glue) = candidates[key]
if total_freq >= min_frequency:
# Make <cand> entry (usually lemma-based)
cand = Candidate(id_number, [], [], [], [], [])
for j in key:
w = Word(WILDCARD, WILDCARD, WILDCARD, WILDCARD, [])
setattr(w, base_attr, index.arrays[base_attr].symbols.number_to_symbol[j])
cand.append(w)
freq = Frequency('corpus', total_freq)
cand.add_frequency(freq)
cand.add_feat(Feature("glue", glue))
# Add surface forms.
for surface_key in surfaces_dict:
occur_form = Ngram([], [])
for j in surface_key:
w = Word(WILDCARD, WILDCARD, WILDCARD, WILDCARD, [])
w.surface = index.arrays['surface'].symbols.number_to_symbol[j]
occur_form.append(w)
sources = surfaces_dict[surface_key]
freq_value = len(sources)
freq = Frequency('corpus', freq_value)
occur_form.add_frequency(freq)
occur_form.add_sources(sources)
cand.add_occur(occur_form)
print cand.to_xml().encode('utf-8')
id_number += 1
print XML_FOOTER % { "root": "candidates" }
treat_options_simplest( opts, arg, n_arg, usage_string )
################################################################################
# MAIN SCRIPT
longopts = ["yahoo", "google", "index=", "verbose", "ignore-pos", "surface",\
"from=", "to=", "text", "vars", "lang=" ]
arg = read_options( "ywi:vgsf:t:xal:", longopts, treat_options, -1, usage_string )
try :
parser = xml.sax.make_parser()
handler = GenericXMLHandler( treat_meta=treat_meta,
treat_entity=treat_entity,
gen_xml=True )
parser.setContentHandler( handler )
verbose( "Counting ngrams in candidates file" )
if len( arg ) == 0 :
if text_input :
treat_text( sys.stdin )
else :
parser.parse( sys.stdin )
print handler.footer
else :
for a in arg :
input_file = open( a )
if text_input :
treat_text( input_file )
else :
parser.parse( input_file )
footer = handler.footer
handler.gen_xml = False