def _yield_koji_relationships_from_build(self, koji_url, build_id, rpms=None):
# Get all RPMs for a build... only if they're not supplied.
if not rpms:
build, rpms = pdcupdater.services.koji_rpms_from_build(
koji_url, build_id)
results = collections.defaultdict(set)
def _get_requirements(filename):
log.debug("Looking up installtime deps in koji for %r" % filename)
return filename, pdcupdater.services.koji_yield_rpm_requires(
self.koji_url, filename)
# Look up the *build time* deps, in parallel. Lots of I/O wait..
# Look up the *install time* deps, in parallel. Lots of I/O wait..
pool = multiprocessing.pool.ThreadPool(self.io_threads)
requirements = pool.map(_get_requirements, rpms)
pool.close()
for filename, requirements in requirements:
parent = filename.rsplit('-', 2)[0]
for name, qualifier, version in requirements:
# XXX - we're dropping any >= or <= information here, which is
# OK for now. All we need to know is that there is a
# dependency.
results[parent].add(('RPMRequires', name,))
for parent in results:
for relationship_type, child in results[parent]:
yield parent, relationship_type, child
def pass_data_to_search(symbol,path,start_time_seconds,end_time_seconds,date,time_interval,tt,code_path):
jobs=[]
dic_files={}
lis=[]
slot_results=[]
file_name = path+'b'+date+'.l.bz2'
# file_name = path + date+'/'+dic_files[lis[index]]+'.bz2'
size=os.path.getsize(file_name)
total_rows=size/69
total_processes1=40
slots=total_rows/total_processes1
#Multiprocessing each file as chunk
# mapper(0,slots,total_processes1,symbol,start_time_seconds,end_time_seconds,date,time_interval,file_name,tt,code_path)
# mapper(1,slots,total_processes1,symbol,start_time_seconds,end_time_seconds,date,time_interval,file_name,tt,code_path)
pool = multiprocessing.Pool(total_processes1)
for i in range(total_processes1):
pool.apply_async(mapper, args = (i,slots,total_processes1,symbol,start_time_seconds,end_time_seconds,date,time_interval,file_name,tt,code_path))
pool.close()
pool.join()
def _map_parallel(function, args, n_jobs):
"""multiprocessing.Pool(processors=n_jobs).map with some error checking"""
# Following the error checking found in joblib
multiprocessing = int(os.environ.get('JOBLIB_MULTIPROCESSING', 1)) or None
if multiprocessing:
try:
import multiprocessing
import multiprocessing.pool
except ImportError:
multiprocessing = None
# 2nd stage: validate that locking is available on the system and
# issue a warning if not
if multiprocessing:
try:
_sem = multiprocessing.Semaphore()
del _sem # cleanup
except (ImportError, OSError) as e:
multiprocessing = None
warnings.warn('%s. _map_parallel will operate in serial mode' % (e,))
if multiprocessing and int(n_jobs) not in (0, 1):
if n_jobs == -1:
n_jobs = None
pool = multiprocessing.Pool(processes=n_jobs)
map_result = pool.map(function, args)
pool.close()
pool.join()
else:
map_result = list(map(function, args))
return map_result
def _listArtifacts(self, urls, gavs):
"""
Loads maven artifacts from list of GAVs and tries to locate the artifacts in one of the
specified repositories.
:param urls: repository URLs where the given GAVs can be located
:param gavs: List of GAVs
:returns: Dictionary where index is MavenArtifact object and value is it's repo root URL.
"""
def findArtifact(gav, urls, artifacts):
artifact = MavenArtifact.createFromGAV(gav)
for url in urls:
if maven_repo_util.gavExists(url, artifact):
#Critical section?
artifacts[artifact] = ArtifactSpec(url, [ArtifactType(artifact.artifactType, True, set(['']))])
return
logging.warning('Artifact %s not found in any url!', artifact)
artifacts = {}
pool = ThreadPool(maven_repo_util.MAX_THREADS)
for gav in gavs:
pool.apply_async(findArtifact, [gav, urls, artifacts])
# Close the pool and wait for the workers to finnish
pool.close()
pool.join()
return artifacts
def superheadhunter(filelist, keys, defaults=[], **kw):
#TODO: BENCHMARK! Nchunks, Nfiles
#TODO: OPTIMIZE?
'''Headhunter looped over a list of files.'''
Nchunks = kw.get( 'Nchunks', 25 )
with_parent = kw.get( 'with_parent', False )
return_type = kw.get( 'return_type', 'list' )
hunt = functools.partial(headhunter,
keys=keys,
Nchunks=Nchunks,
return_type='raw',
with_parent=False )
pool = Pool()
raw = pool.map( hunt, filelist )
pool.close()
#pool.join()
#Flatten the twice nested list of string matches (this is the fastest way of doing this!!)
results = []
for r in raw:
results.extend(r)
return merger(results, keys, defaults, return_type)
def _map_parallel(function, args, n_jobs):
"""multiprocessing.Pool(processors=n_jobs).map with some error checking"""
# Following the error checking found in joblib
multiprocessing = int(os.environ.get('JOBLIB_MULTIPROCESSING', 1)) or None
if multiprocessing:
try:
import multiprocessing
import multiprocessing.pool
except ImportError:
multiprocessing = None
if sys.platform.startswith("win") and PY2:
msg = "Multiprocessing is not supported on Windows with Python 2.X. Setting n_jobs=1"
logger.warning(msg)
n_jobs = 1
# 2nd stage: validate that locking is available on the system and
# issue a warning if not
if multiprocessing:
try:
_sem = multiprocessing.Semaphore()
del _sem # cleanup
except (ImportError, OSError) as e:
multiprocessing = None
logger.warning('{}. _map_parallel will operate in serial mode'.format(e))
if multiprocessing and int(n_jobs) not in (0, 1):
if n_jobs == -1:
n_jobs = None
try:
pool = multiprocessing.Pool(processes=n_jobs)
map_result = pool.map(function, args)
finally:
pool.close()
pool.join()
else:
map_result = list(map(function, args))
return map_result
def ScopedPool(*args, **kwargs):
"""Context Manager which returns a multiprocessing.pool instance which
correctly deals with thrown exceptions.
*args - Arguments to multiprocessing.pool
Kwargs:
kind ('threads', 'procs') - The type of underlying coprocess to use.
**etc - Arguments to multiprocessing.pool
"""
if kwargs.pop('kind', None) == 'threads':
pool = multiprocessing.pool.ThreadPool(*args, **kwargs)
else:
orig, orig_args = kwargs.get('initializer'), kwargs.get('initargs', ())
kwargs['initializer'] = _ScopedPool_initer
kwargs['initargs'] = orig, orig_args
pool = multiprocessing.pool.Pool(*args, **kwargs)
try:
yield pool
pool.close()
except:
pool.terminate()
raise
finally:
pool.join()
def slippy_test(test_options, width=TILE_WIDTH, height=TILE_HEIGHT, tile_factor=TILE_FACTOR):
#assume each screen is a 10x5 grid of tiles
#this approximately the OTM map size at full screen
#at my desk
z = test_options['z']
x = test_options['x']
y = test_options['y']
url_prefix = test_options['url_prefix']
tiles_to_request = []
for x_iter in range(x - width/2, x + width/2 - 1):
for y_iter in range(y - height/2, y + height/2 - 1):
tiles_to_request.append(url_prefix + '%d/%d/%d.png' % (z, x_iter, y_iter))
pool = multiprocessing.Pool(processes=tile_factor)
start_time = time.time()
results = pool.map(slippy_test_helper, tiles_to_request)
end_time = time.time()
pool.close()
pool.join()
sys.stderr.write('.')
if(False in results):
return '%d,ERROR,%f' % (-1, float('nan'))
return '%d,OK,' % z + str(end_time - start_time)
def parallel_compile(self, sources, output_dir=None, macros=None,
include_dirs=None, debug=0, extra_preargs=None,
extra_postargs=None, depends=None):
"""New compile function that we monkey patch into the existing compiler instance.
"""
import multiprocessing.pool
# Copied from the regular compile function
macros, objects, extra_postargs, pp_opts, build = \
self._setup_compile(output_dir, macros, include_dirs, sources,
depends, extra_postargs)
cc_args = self._get_cc_args(pp_opts, debug, extra_preargs)
def _single_compile(obj):
try:
src, ext = build[obj]
except KeyError:
return
self._compile(obj, src, ext, cc_args, extra_postargs, pp_opts)
# Set by fix_compiler
global glob_use_njobs
if glob_use_njobs == 1:
# This is equivalent to regular compile function
for obj in objects:
_single_compile(obj)
else:
# Use ThreadPool, rather than Pool, since the objects are picklable.
pool = multiprocessing.pool.ThreadPool(glob_use_njobs)
pool.map(_single_compile, objects)
pool.close()
pool.join()
# Return *all* object filenames, not just the ones we just built.
return objects
def threshold(X, e, a, b, k, num_workers, metric):
""" Get all threshold clusters (algorithm 7, lines 1-6)
:param X: Data matrix
:param e: lower bound on fractional size of each cluster
:param a: lower bound on fractional size of a set inside own cluster for which stability holds
:param b: lower bound on fractional size of a set outside own cluster for which stability holds
:param k: Number of clusters
:param num_workers: Number of workers
:param metric: metric is in the set {avg, min, max}
:return: Threshold clusters
"""
print("Populating list with all threshold clusters with metric:", metric)
start = time.time()
n = len(X)
minsize = int(e * n)
with Pool(num_workers) as pool:
func = partial(get_thresholds, X, minsize, num_workers, metric)
items = pool.map(func, range(n))
pool.close()
pool.join()
threshold_lists = [item[0] for item in items]
L = [item for sublist in threshold_lists for item in sublist]
D = dict([(item[1], item[2]) for item in items])
end = time.time()
print("Length of L = ", len(L))
print("time = {0:.2f}s".format(end - start))
return refine(L, X, D, e, a, b, k, num_workers, metric)
def download_junit(db, threads, client_class):
"""Download junit results for builds without them."""
builds_to_grab = db.get_builds_missing_junit()
pool = None
if threads > 1:
pool = multiprocessing.pool.ThreadPool(
threads, mp_init_worker, ('', {}, client_class, False))
test_iterator = pool.imap_unordered(
get_junits, builds_to_grab)
else:
global WORKER_CLIENT # pylint: disable=global-statement
WORKER_CLIENT = client_class('', {})
test_iterator = (
get_junits(build_path) for build_path in builds_to_grab)
for n, (build_id, build_path, junits) in enumerate(test_iterator, 1):
print('%d/%d' % (n, len(builds_to_grab)),
build_path, len(junits), len(''.join(junits.values())))
junits = {k: remove_system_out(v) for k, v in junits.iteritems()}
db.insert_build_junits(build_id, junits)
if n % 100 == 0:
db.commit()
db.commit()
if pool:
pool.close()
pool.join()
def count_intersect(self, threshold, frequency=True):
self.counts = OrderedDict()
self.rlen, self.qlen = {}, {}
self.nalist = []
if frequency:
self.frequency = OrderedDict()
# if self.mode_count == "bp":
# print2(self.parameter, "\n{0}\t{1}\t{2}\t{3}\t{4}".format("Reference","Length(bp)", "Query", "Length(bp)", "Length of Intersection(bp)"))
# elif self.mode_count == "count":
# print2(self.parameter, "\n{0}\t{1}\t{2}\t{3}\t{4}".format("Reference","sequence_number", "Query", "sequence_number", "Number of Intersection"))
for ty in self.groupedreference.keys():
self.counts[ty] = OrderedDict()
self.rlen[ty], self.qlen[ty] = OrderedDict(), OrderedDict()
if frequency:
self.frequency[ty] = OrderedDict()
for r in self.groupedreference[ty]:
if r.total_coverage() == 0 and len(r) > 0:
self.nalist.append(r.name)
continue
else:
self.counts[ty][r.name] = OrderedDict()
if self.mode_count == "bp":
rlen = r.total_coverage()
elif self.mode_count == "count":
rlen = len(r)
self.rlen[ty][r.name] = rlen
mp_input = []
for q in self.groupedquery[ty]:
if r.name == q.name:
continue
else:
mp_input.append([q, self.nalist, self.mode_count, self.qlen, threshold,
self.counts, frequency, self.frequency, ty, r])
# q, nalist, mode_count, qlen_dict, threshold, counts, frequency, self_frequency, ty, r
pool = multiprocessing.Pool(processes=multiprocessing.cpu_count() - 1)
mp_output = pool.map(mp_count_intersect, mp_input)
pool.close()
pool.join()
# qname, nalist, qlen_dict[ty][q.name], counts[ty][r.name][q.name], self_frequency[ty][q.name].append(c[2])
for output in mp_output:
if output[1]:
self.nalist.append(output[1])
else:
self.qlen[ty][output[0]] = output[2]
self.counts[ty][r.name][output[0]] = output[3]
# print(r.name)
# print(output[0])
# print(output[3])
try:
self.frequency[ty][output[0]][r.name] = output[3][2]
except:
self.frequency[ty][output[0]] = {}
self.frequency[ty][output[0]][r.name] = output[3][2]
def _CompileDeps(aapt_path, dep_subdirs, temp_dir):
partials_dir = os.path.join(temp_dir, 'partials')
build_utils.MakeDirectory(partials_dir)
partial_compile_command = [
aapt_path + '2',
'compile',
# TODO(wnwen): Turn this on once aapt2 forces 9-patch to be crunched.
# '--no-crunch',
]
pool = multiprocessing.pool.ThreadPool(10)
def compile_partial(directory):
dirname = os.path.basename(directory)
partial_path = os.path.join(partials_dir, dirname + '.zip')
compile_command = (partial_compile_command +
['--dir', directory, '-o', partial_path])
build_utils.CheckOutput(compile_command)
# Sorting the files in the partial ensures deterministic output from the
# aapt2 link step which uses order of files in the partial.
sorted_partial_path = os.path.join(partials_dir, dirname + '.sorted.zip')
_SortZip(partial_path, sorted_partial_path)
return sorted_partial_path
partials = pool.map(compile_partial, dep_subdirs)
pool.close()
pool.join()
return partials
def process_iteration(Ns, ps, landscape, config): output_dir = config.output_dir + config.ext if config.background_image != None: background_path = config.input_dir + "/" + config.background_image else: background_path = None #Create a point to hold the iteration p = Point() p.add_iteration() #draw_population(Ns[0], landscape, ps.totalK, 0, output_dir, 2.0, background_path) if config.display: pool = mp.Pool(config.num_processors) for t in xrange(min(ps.max_time_steps, len(Ns))): if config.display: pool.apply_async(draw_population, [Ns[t], landscape, ps.totalK, t, output_dir, 2.0, background_path]) p.add_time_step([t] + population_statistics(ps, landscape, Ns[t])) pool.close() #Write the iteration results to file as a trajectory containing a single point write_trajectories([Trajectory(points=[p])], None, ps.sentinels, output_dir + "/results.txt") if config.save_time_steps: np.savez(output_dir + "/populations.npz", *Ns) pool.join()
def run_abstraction_parallel(self):
# initialization
self.__get_methods()
self.__read_config()
self.__get_dataset()
# get filename and properties
filename_properties = []
for filename, properties in self.files.iteritems():
filename_properties.append((filename, properties))
# run experiment in multiprocessing mode
total_cpu = multiprocessing.cpu_count()
pool = NoDaemonProcessPool(processes=total_cpu)
results = pool.map(self, filename_properties)
pool.close()
pool.join()
# open evaluation file
self.__check_path(self.files['evaluation_directory'])
f = open(self.files['evaluation_file'], 'wt')
writer = csv.writer(f)
# set header for evaluation file
header = []
if self.configuration['main']['abstraction'] == '1':
header = self.configuration['abstraction_evaluation']['evaluation_file_header'].split('\n')
writer.writerow(tuple(header))
# write experiment result
for result in results:
writer.writerow(result)
# close evaluation file
f.close()
def main():
if len(sys.argv) < 3:
print("Syntax:")
print(
" {} [min_yeses] [out_csv_file]".format(
sys.argv[0]
)
)
sys.exit(1)
min_yeses = eval(sys.argv[1])
out_csv_file = sys.argv[2]
pconfig = config.PaperworkConfig()
pconfig.read()
src_dir = pconfig.settings['workdir'].value
print("Source work directory : {}".format(src_dir))
src_dsearch = docsearch.DocSearch(src_dir)
src_dsearch.reload_index()
nb_threads = multiprocessing.cpu_count()
pool = multiprocessing.pool.ThreadPool(processes=nb_threads)
with open(out_csv_file, 'a', newline='') as csvfile:
csvwriter = csv.writer(csvfile)
for min_yes in min_yeses:
pool.apply_async(
_run_simulation,
(src_dsearch, min_yes, csvwriter,)
)
pool.close()
pool.join()
print("All done !")
def test():
print("Creating 5 (non-daemon) workers and jobs in main process.")
pool = MyPool(5)
result = pool.map(work, [randint(1, 5) for x in range(5)])
pool.close()
pool.join()
print(result)
def run_trajectory(t, ps, landscape, ptv, num_iterations, num_processors):
# Get the points in the trajectory
points = t.points()
# Determine the index of each unique point (sometimes points are equal due to rounding)
uinds = [i for i, p in enumerate(points) if i == 0 or not p.equals(points[i - 1])]
# Create a process pool, using as many processors as are available, or
# are required to allow each point to run concurrently
pool = mp.Pool(processes=min(num_processors, len(points)))
results = []
for i in uinds:
# Modify the parameter set to match the current point
psm = ps.copy()
psm.modify_for_point(points[i], ptv)
psm.convert_to_age_classes()
# Launch a process to run the simulation(s) for the point. This modifies the point in place
args = [points[i], psm, landscape, num_iterations, num_processors]
results.append(pool.apply_async(run_iterations_for_point, args))
pool.close()
pool.join()
# Merge the unique and non-unique points back together
for i, r in zip(uinds, results):
points[i] = r.get(None)
# Return a new trajectory containing the results for each point
return io.Trajectory(points=points)
def from_carrays(path, format_categories='bcolz', format_codes='bcolz', format_values='bcolz', parallel=True):
assert os.path.exists(path), 'No path {}'.format(path)
df_columns = glob.glob(os.path.join(path, '*'))
df = dict()
if parallel:
pool = multiprocessing.pool.ThreadPool()
results = []
for i, k in enumerate(df_columns):
p = pool.apply_async(_from_carray, args=(k,), kwds={'format_categories': format_categories, 'format_codes': format_codes, 'format_values': format_values})
results.append(p)
pool.close()
pool.join()
for x in results:
meta, s = x.get()
df[meta['name']] = s
else:
for i, k in enumerate(df_columns):
meta, s = _from_carray(k, format_categories=format_categories, format_codes=format_codes, format_values=format_values)
df[meta['name']] = s
# # # this is slow when we have non categoricals as series for some reason
with log.timedlogger('constructing dataframe from %s column dict' % len(df)):
df = pandas.DataFrame(df) # TODO: fast DataFrame constructor
return df
def refine(L, X, D, e, a, b, k, num_workers, metric):
""" Throw out bad points (algorithm 7, lines 7-17)
:param L: List of subsets
:param X: Data matrix
:param D: dictionary
:param e: lower bound on fractional size of each cluster
:param a: lower bound on fractional size of a set inside own cluster for which stability holds
:param b: lower bound on fractional size of a set outside own cluster for which stability holds
:param k: Number of clusters
:param num_workers: Number of workers
:param metric: metric is in {avg, max, min}
:return: Refined clusters
"""
print("Getting rid of bad points")
print("Length of L at start = ", len(L))
start = time.time()
n = len(X)
T = int((e - 2 * a - b * k) * n)
t = int((e - a) * n)
with Pool() as pool:
func = partial(refine_individual, D, T, t)
L = pool.map(func, L)
pool.close()
pool.join()
end = time.time()
print("Length of L on end = ", len(L))
print("time = {0:.2f}s".format(end - start))
return grow(L, X, a, num_workers, metric)
def create_process_pool(index):
print index
li = range(3)
pool = multiprocessing.Pool(processes = len(li))
for sub_index in li:
pool.apply_async(print_process_index, (index, sub_index))
pool.close()
pool.join()
def imap(self, f, s, chunksize=1):
key = id(f)
_FUNCTIONS[key] = f
f = PicklableAndCallable(id(f))
pool = multiprocessing.Pool(self.size, self._initWorkerProcess)
for result in pool.imap(f, s, chunksize=chunksize):
yield result
del _FUNCTIONS[key]
pool.close()
def work(num_procs):
print("Creating %i (daemon) workers and jobs in child." % num_procs)
pool = multiprocessing.Pool(num_procs)
result = pool.map(sleepwhile,
[randint(1, 5) for x in range(num_procs)])
pool.close()
pool.join()
return result
def laminar(L, X, e, a, b, num_workers, metric):
""" Make family laminar (Algorithm 9)
:param L: List of subsets
:param X: The data set
:param e: lower bound on the fractional size of every cluster
:param a: lower bound on the fractional size of every set in own cluster for which stability holds
:param b: lower bound on the fractional size of every set in outside cluster for which stability holds
:param num_workers: number of workers
:param metric: metric is in {avg, max, min}
:return: Laminar list
"""
print("Making the list laminar (parallel)")
start = time.time()
n = len(X)
print("Computing pairs of non-laminar sets")
with Pool(num_workers) as pool:
func = partial(non_laminar, L)
intersections = pool.map(func, range(len(L) - 1))
pool.close()
pool.join()
intersections = [item for sub_list in intersections for item in sub_list]
end = time.time()
fname = "intersections_" + metric + ".pkl.gz"
# with gzip.open(fname, 'wb') as f:
# pickle.dump(intersections, f)
print("Length of intersections = ", len(intersections))
print("time = {0:0.2f}s".format(end - start))
print("Removing non-laminar pairs")
start = time.time()
manager = Manager()
shared_L = manager.list(L)
n = len(intersections)
j = 0
batch = int(n / num_workers)
rem = n % num_workers
jobs = []
for i in range(num_workers):
process = Process(
target=iterate_laminar, args=(shared_L, X, e, a, b, num_workers, metric, intersections[j : j + batch])
)
process.start()
jobs.append(process)
j += batch
if rem:
process = Process(
target=iterate_laminar, args=(shared_L, X, e, a, b, num_workers, metric, intersections[j : j + rem])
)
process.start()
jobs.append(process)
for p in jobs:
p.join()
L = [item for item in shared_L if item is not None]
end = time.time()
print("Length of list after removing non-laminar pairs = ", len(L))
print("time = {0:.2f}s".format(end - start))
return L
def update_all(opts):
"""Updates all menus"""
pool = NoDaemonPool(processes=5)
pool.apply_async(update_applications, (opts,))
pool.apply_async(update_bookmarks, (opts,))
pool.apply_async(update_recent_files, (opts,))
pool.apply_async(update_devices, (opts,))
pool.apply_async(update_rootmenu, (opts,))
pool.close()
pool.join()
def test():
print("Creating 5 (non-daemon) workers and jobs in main process.")
year = [x for x in range(2008, 2014)]
pool = CustomPool(len(year)*4)
result = pool.map(work,year)
pool.close()
pool.join()
def _ConvertToWebP(webp_binary, png_files):
pool = multiprocessing.pool.ThreadPool(10)
def convert_image(png_path):
root = os.path.splitext(png_path)[0]
webp_path = root + '.webp'
args = [webp_binary, png_path] + _PNG_TO_WEBP_ARGS + [webp_path]
subprocess.check_call(args)
os.remove(png_path)
# Android requires pngs for 9-patch images.
pool.map(convert_image, [f for f in png_files if not f.endswith('.9.png')])
pool.close()
pool.join()
def work(num_procs):
print "Creating %i (daemon) workers and jobs in child." % num_procs
pool = multiprocessing.Pool(num_procs)
result = pool.map(sleepawhile, [randint(1, 5) for x in range(num_procs)])
# The following is not really needed, since the (daemon) workers of the
# child's pool are killed when the child is terminated, but it's good
# practice to cleanup after ourselves anyway.
pool.close()
pool.join()
return result
def parse_sam_in_threads(remap_csv, nthreads):
""" Call parse_sam() in multiple processes.
Launch a multiprocessing pool, walk through the iterator, and then be sure
to close the pool at the end.
"""
pool = Pool(processes=nthreads)
try:
reads = pool.imap(parse_sam, iterable=matchmaker(remap_csv), chunksize=100)
for read in reads:
yield read
finally:
pool.close()
pool.join()
def _ConvertToWebP(webp_binary, png_files):
pool = multiprocessing.pool.ThreadPool(10)
def convert_image(png_path):
root = os.path.splitext(png_path)[0]
webp_path = root + '.webp'
args = [webp_binary, png_path, '-mt', '-quiet', '-m', '6', '-q', '100',
'-lossless', '-o', webp_path]
subprocess.check_call(args)
os.remove(png_path)
pool.map(convert_image, [f for f in png_files
if not _PNG_WEBP_BLACKLIST_PATTERN.match(f)])
pool.close()
pool.join()
def start_multiprocess_obj(func_name,
params,
debug=False,
verbose=False,
nb_cpus=None):
"""
Parameters
----------
func_name : str
params : List[List]
each element in params must be object with attribute func_name
(+ optional: kwargs)
debug : boolean
verbose : bool
nb_cpus : int
Returns
-------
result: List
list of function returns
"""
if nb_cpus is None:
nb_cpus = cpu_count()
if debug:
nb_cpus = 1
nb_cpus = min(nb_cpus, len(params), cpu_count())
if verbose:
log_mp.debug("Computing %d parameters with %d cpus." %
(len(params), nb_cpus))
for el in params:
el.insert(0, func_name)
start = time.time()
if nb_cpus > 1:
pool = MyPool(nb_cpus)
result = pool.map(multi_helper_obj, params)
pool.close()
pool.join()
else:
result = list(map(multi_helper_obj, params))
if verbose:
log_mp.debug("Time to compute: {:.1f} min".format(
(time.time() - start) / 60.))
return result
def kmer_analysis_per_base(bam_path="/homes/gws/sdorkenw/rrna/data/alignments/SRR891244.Aligned.sortedByCoord.out.bam",
# fa_path="/homes/gws/sdorkenw/rrna/data/ref_genomes/GRCh38.p3_genomic.fa",
fa_path="/homes/gws/sdorkenw/reference_genome_38/GRCh38_o.p3.genome.fa",
save_path="/homes/gws/sdorkenw/rrna/data/kmer_analysis/",
quality_threshold=0, contiguous=False, k=14, n_workers=10):
pfile = pysam.AlignmentFile(bam_path, "rb")
references = []
ref_lengths = {}
for ir in range(len(pfile.references)):
ref = pfile.references[ir]
if ref.startswith("chr"):
references.append(ref)
ref_lengths[ref] = pfile.lengths[ir]
print "create reference sequences"
reference_seqs = {}
for rec in SeqIO.parse(open(fa_path), 'fasta'):
if rec.id.startswith("chr"):
reference_seqs[rec.id] = rec.seq
multi_params = []
for ref in references:
multi_params.append([bam_path, ref, ref_lengths[ref], k, contiguous,
reference_seqs[ref], quality_threshold])
if n_workers > 1:
pool = NoDaemonPool(n_workers)
results = pool.map(kmer_analysis_per_base_thread, multi_params)
pool.close()
pool.join()
else:
results = map(kmer_analysis_per_base_thread, multi_params)
coverage_nonribo = []
coverage_ribo = []
for result in results:
coverage_ribo.append(result[0])
coverage_nonribo.append(result[1])
if contiguous:
np.save(save_path + "coverage_ribo_k%d_%s_cont" % (k, re.findall("[\d]+", bam_path)[-1]), coverage_ribo)
np.save(save_path + "coverage_nonribo_k%d_%s_cont" % (k, re.findall("[\d]+", bam_path)[-1]), coverage_nonribo)
else:
np.save(save_path + "coverage_ribo_k%d_%s" % (k, re.findall("[\d]+", bam_path)[-1]), coverage_ribo)
np.save(save_path + "coverage_nonribo_k%d_%s" % (k, re.findall("[\d]+", bam_path)[-1]), coverage_nonribo)
def run_in_parallel(im, face):
ranges = [[im, face, lower_white, upper_white],
[im, face, lower_blue, upper_blue],
[im, face, lower_orange, upper_orange],
[im, face, lower_green, upper_green],
[im, face, lower_red, upper_red],
[im, face, lower_yellow, upper_yellow]]
pool = Pool(processes=len(ranges))
results = pool.map(find, ranges)
pool.close()
pool.join()
color_order = ['white', 'blue', 'orange', 'green', 'red', 'yellow']
for i, result in enumerate(results):
cv2.imwrite(
file_names[face].split('.')[0] + '_{}.png'.format(color_order[i]),
result)
def process_jobs(jobs, task=None, num_threads=24, use_thread=False):
"""Execute parallelized jobs
Parameters
----------
jobs: list(dict)
Each element contains `function` and its parameters
task: str, optional
The name of task. If not specified, function name is used
num_threads, int, optional
The number of threads for parallelization. if not feeded, use the maximum
number of process
use_thread: bool, defulat False
If True, use multi process. If False, use multi thread.
Use True, if the multiprocessing exceeds the memory limit
Returns
-------
List: each element is results of each part
"""
if task is None:
task = jobs[0]['func'].__name__
if num_threads is None:
num_threads = mp.cpu_count()
out = []
if num_threads > 1:
if use_thread:
pool = mp.pool.ThreadPool(processes=num_threads)
else:
pool = mp.Pool(processes=num_threads)
outputs = pool.imap_unordered(expand_call, jobs)
time0 = time.time()
# Execute programs here
for i, out_ in enumerate(outputs, 1):
out.append(out_)
report_progress(i, len(jobs), time0, task)
pool.close()
pool.join()
else:
for job in jobs:
job = deepcopy(job)
func = job['func']
del job['func']
out_ = func(**job)
out.append(out_)
return out
def _ConvertToWebP(webp_binary, png_files):
pool = multiprocessing.pool.ThreadPool(10)
def convert_image(png_path):
root = os.path.splitext(png_path)[0]
webp_path = root + '.webp'
args = [
webp_binary, png_path, '-mt', '-quiet', '-m', '6', '-q', '100',
'-lossless', '-o', webp_path
]
subprocess.check_call(args)
os.remove(png_path)
# Android requires pngs for 9-patch images.
pool.map(convert_image, [f for f in png_files if not f.endswith('.9.png')])
pool.close()
pool.join()
def multi_pz(args, f):
pool_size = 32
#pool = ThreadPool(processes=pool_size)
#pool = MyPool(processes=pool_size)
pool = MyPool(processes=pool_size)
#executor = ThreadPoolExecutor()
worker_args = []
for ch in args.chips:
worker_args.append([args, f, ch])
'''jobs = [executor.submit(pz_worker,[args,f,ch]) for ch in args.chips]
for job in tqdm.tqdm(as_completed(jobs),total=len(args.chips)):
pass'''
print('Sending jobs to worker')
results = pool.imap_unordered(pz_worker, worker_args)
pool.close()
pool.join()
def AnalyzeAllSongs(music_directory):
song_list = []
file_list = os.listdir(music_directory)
for file in file_list:
if file.endswith(".mp3"):
song_name = file[0 : len(file) - 4]
song_list.append(song_name)
if __name__ == '__main__':
num_processes = 8
pool = MyPool(num_processes)
song_list = pool.imap_unordered(AnalyzeSong, song_list)
pool.close()
pool.join()
return song_list
def do_work(egene, odir, faa_files, ffn_files, cores=1):
# get best hits for given essential gene
set_genes = set(list(hits.loc[hits['query_name']==egene]['target_name']))
logger.info('Essential gene %s: %d genes' % (egene, len(set_genes)))
# output files: FAA with prot. sequences and MSA
genes_faa = os.path.join(odir,'gene_set_%s.faa' % egene)
genes_faa_msa = "%s.msa" % os.path.splitext(genes_faa)[0]
# protein sequences
prot_seqs = {}
# FAA (protein sequences)
pool = Pool(cores) # create pool for parallel computing
pool_iter = itertools.product(faa_files, [set_genes])
results = pool.starmap( scan_faa , pool_iter )
pool.close(); pool.join()
for records in results:
assert all( [ r_id not in prot_seqs for r_id in records.keys() ] )
prot_seqs.update(records)
# FFN (translate nucl. sequences)
remaining = set_genes.difference( prot_seqs.keys() )
if len(remaining) > 0:
logger.info('FFNs required for %d genes for SET %s' % (len(remaining), egene))
pool = Pool(cores) # create pool for parallel computing
pool_iter = itertools.product(ffn_files, [remaining], [True])
results = pool.starmap( scan_ffn , pool_iter )
pool.close(); pool.join()
for records in results:
assert all( [ r_id not in prot_seqs for r_id in records.keys() ] ) # TEST
prot_seqs.update( records )
# Check if all found
assert all([ r_id in set_genes for r_id in prot_seqs.keys() ]), ';'.join( list(set(prot_seqs.keys()).difference( set_genes )) )
assert all([ r_id in prot_seqs.keys() for r_id in set_genes ]), ';'.join( list(set_genes.difference( prot_seqs.keys() )) )
# write FASTA
with open(genes_faa, "w") as ofile:
for gene in set_genes:
SeqIO.write(prot_seqs[gene], ofile, "fasta")
# run MUSCLE
cmd, cmd_stdout, cmd_status = run_muscle(ifile=genes_faa, ofile=genes_faa_msa, params=__MUSCLE_PARAMS_PROT__)
assert cmd_status == 0, '%s: %d: %s' % (cmd, cmd_status, cmd_stdout)
return
def resolve_dns_parallel(site, resolver_ips):
""" Given a list of resolvers ips and a site, the function send DNS query to each on of them in parallel and
returns the ips it got from all of them.
"""
ip_list = []
pool = multiprocessing.pool.ThreadPool(processes=AMOUNT_OF_RESOLVERS)
args_for_worker = [(site, resolver_ip) for resolver_ip in resolver_ips]
# args_for_worker = np.array(([site]*len(resolver_ips), resolver_ips)).T
try:
for ip in pool.imap(
worker,
args_for_worker):
ip_list.extend(ip)
pool.close()
return ip_list
except Exception:
print("pool exception")
def grid_thread(dataset,
epochs,
n_layers,
neurons,
activations=None,
regularizations=None,
optimizers=None,
batch_size=[32],
loss_fun=None,
cvfolds=None,
val_split=0,
rlambda=None,
verbose=0,
val_set=None,
val_loss_fun=None,
trials=1):
def grid_call(seed):
fg, grid_res, pred = grid_search(dataset,
epochs=epochs,
batch_size=batch_size,
n_layers=n_layers,
val_split=val_split,
activations=activations,
regularizations=regularizations,
rlambda=rlambda,
cvfolds=cvfolds,
val_set=val_set,
verbose=verbose,
loss_fun=loss_fun,
val_loss_fun=val_loss_fun,
neurons=neurons,
optimizers=copy.deepcopy(optimizers),
seed=seed)
return fg
fgs = list()
t_trial = list(range(0, trials))
pool = multiprocessing.pool.ThreadPool(processes=trials)
return_list = pool.map(grid_call, t_trial, chunksize=1)
pool.close()
return return_list
def send_block_to_network(node_list, our_node, block):
node_list = copy.deepcopy(node_list)
pool = multiprocessing.pool.ThreadPool(5)
try:
for node in range(0, len(node_list)):
if node_list[node].id != our_node.id:
node_list[node].path = "/post_block"
node_list[node].method = "POST"
node_list[node].data = block
pool_output = pool.map(send_request, node_list)
except:
raise
#print ("Timeout during send block to " + str(node_list[node].ip))
pool.close()
pool.join()
def resolve_dns(url_list):
"""Given a list of hosts, return dict that maps qname to
returned rdata records.
"""
response_dict = collections.defaultdict(list)
# create pool for querys but cap max number of threads
pool = multiprocessing.pool.ThreadPool(
processes=min(len(url_list) * 3, 60))
# run for all combinations of hosts and qnames
for qname, rdatalist in pool.imap(
worker,
itertools.product(url_list, ('A', 'NS')),
#itertools.product(url_list, ('CNAME')),
chunksize=1):
response_dict[qname].extend(rdatalist)
pool.close()
return response_dict
def get_imgurls(keyword, keyword_url, keyword_file):
logging.info(
"keyword: %s\n"
"keyword_url: %s\n"
"keyword_file: %s",
keyword,
keyword_url,
keyword_file,
)
search_url = f"https://wall.alphacoders.com/search.php?search={keyword_url}"
sub_category_url = requests.get(search_url).url
match = re.search(
r"<div id='next_button'>.*?/([0-9]+)",
requests.get(sub_category_url).text,
re.MULTILINE | re.DOTALL,
)
if match:
num_pages = int(match.group(1))
else:
num_pages = 1
logging.info("total %s pages", num_pages)
imgurl_queue = multiprocessing.Queue()
jobs = []
for i in range(num_pages):
jobs.append((i + 1, sub_category_url, imgurl_queue))
pool = multiprocessing.pool.ThreadPool(os.cpu_count() * THREAD_PER_CPU)
pool.map(get_imgurl_worker, jobs)
try:
pool.close()
pool.join()
except KeyboardInterrupt:
print("KeyboardInterrrrrrrrrupt!")
pool.terminate()
pool.join()
res = []
while not imgurl_queue.empty():
res.append(imgurl_queue.get())
return list(set(res))
def _getRnnFeature(self, mat):
''' Extracting Rnn features '''
print("Extracting Rnn features...")
args = [np.array(mat[i:i+LOOK_BACK]) for i in range(len(mat) - self._cutoff)]
start_time = time.time()
pool = MyPool(NUM_THREADS)
asks = np.array(pool.map(_getRnnAskPrice, args))
pool.close()
pool.join()
pool = MyPool(NUM_THREADS)
bids = np.array(pool.map(_getRnnBidPrice, args))
pool.close()
pool.join()
print("Extracting finished!")
print("Extracting time: " + str(time.time() - start_time) + " s")
print(asks.shape)
print(bids.shape)
return asks, bids
def extract_public_galaxy_servers_tools():
"""Extract the tools from the public Galaxy servers using their API"""
servers = extract_public_galaxy_servers()
server_tools = {}
to_process = []
for index, server in servers.iterrows():
to_process.append(server)
pool = multiprocessing.pool.ThreadPool(processes=20)
processed = pool.map(fetch_and_extract_individual_server_tools, to_process, chunksize=1)
pool.close()
for server_data in processed:
if server_data:
server_tools[server_data[0]] = server_data[1]
return server_tools
def _ConvertToWebP(webp_binary, png_files):
pool = multiprocessing.pool.ThreadPool(10)
def convert_image(png_path):
root = os.path.splitext(png_path)[0]
webp_path = root + '.webp'
args = [
webp_binary, png_path, '-mt', '-quiet', '-m', '6', '-q', '100',
'-lossless', '-o', webp_path
]
subprocess.check_call(args)
os.remove(png_path)
pool.map(
convert_image,
[f for f in png_files if not _PNG_WEBP_BLACKLIST_PATTERN.match(f)])
pool.close()
pool.join()
def test_recursive_parallel_reduce(workers = 5):
pool = RecursivePool()
ranges = [range(1, 5), range(2, 9), range(3, 7)]
print ranges
results = []
for myrange in ranges:
pool.apply_async(parallel_reduce, [sum, myrange],
callback= results.append)
pool.close()
pool.join()
print results
def to_parquet(df, path, njobs=4):
print(path)
path = brtc_data_utils.make_data_path(path)
print(path)
os.makedirs(path)
pool = multiprocessing.pool.ThreadPool()
paths = []
for grp, sample in df.groupby(
lambda _: np.random.choice(range(njobs), 1)[0]):
sub_path = os.path.join(path, '{}'.format(grp))
paths.append(sub_path)
pool.apply_async(_write_parquet, (sample, sub_path))
pool.close()
pool.join()
return paths
def _ConvertToWebP(webp_binary, png_files, path_info):
pool = multiprocessing.pool.ThreadPool(10)
def convert_image(png_path_tuple):
png_path, original_dir = png_path_tuple
# No need to add an extension, android can load images fine without them.
webp_path = os.path.splitext(png_path)[0]
args = [webp_binary, png_path, '-mt', '-quiet', '-m', '6', '-q', '100',
'-lossless', '-o', webp_path]
subprocess.check_call(args)
os.remove(png_path)
path_info.RegisterRename(
os.path.relpath(png_path, original_dir),
os.path.relpath(webp_path, original_dir))
pool.map(convert_image, [f for f in png_files
if not _PNG_WEBP_BLACKLIST_PATTERN.match(f[0])])
pool.close()
pool.join()
def send_node_list(node_list, our_node):
node_list = copy.deepcopy(node_list)
pool = multiprocessing.pool.ThreadPool(5)
try:
data = json.dumps(node_list, default=convert_to_dict).encode('utf-8')
for node in range(0, len(node_list)):
if node_list[node].id != our_node.id:
node_list[node].path = "/post_node_list"
node_list[node].method = "POST"
node_list[node].data = data
pool_output = pool.map(send_request, node_list)
except:
#raise
pass
pool.close()
pool.join()
def set_all_price(data):
#db = wrds.Connection()
#count = db.get_row_count(library="comp",
# table="g_secd")
#db.close()
#count = 1000000
#observ = 500000
#iter = int(count / observ) if count % observ == 0 else int(count / observ) + 1
#pt = ()
#for v in range(iter):
# pt += price_tup(library='comp',
# table='g_secd',
# observation=observ,
# offset=v * observ,
# global_=True),
#pool = multiprocessing.Pool()
#result = pool.map(set_price, pt)
#print(result)
#db = wrds.Connection()
#count = db.get_row_count(library="comp",
# table="secd")
#print(count)
#db.close()
observ = 1000000
#count = 50000000
#iter = int(count / observ) if count % observ == 0 else int(count / observ) + 1
pt = ()
for v in range(100,121):
pt += price_tup(library='comp',
table='secd',
observation=observ,
offset=v * 1000000,
global_=False,
gvkey=v),
print(pt)
pool = MyPool(2)
result = pool.map(set_data_parrallel_mode, pt)
pool.close()
pool.join()
print(result)
def process(self):
"""
Processing given archive and pushes the images it contains to the registry
"""
start_time = time.time()
results = []
with tempfile.TemporaryDirectory() as tmp_dir_name:
self._logger.info(
'Processing archive',
archive_path=self._extractor.archive_path,
parallel=self._parallel,
tmp_dir_name=tmp_dir_name,
)
# extract the whole thing
self._extractor.extract_all(tmp_dir_name)
manifest = self._get_manifest(tmp_dir_name)
self._logger.debug('Extracted archive manifest', manifest=manifest)
# prepare thread pool, note tarfile is not thread safe https://bugs.python.org/issue23649
# so if full extraction is not done beforehand, this is not safe
with multiprocessing.pool.ThreadPool(processes=self._parallel) as pool:
for image_config in manifest:
res = pool.apply_async(
process_image,
(self._logger, self._registry, tmp_dir_name, image_config),
)
results.append(res)
pool.close()
pool.join()
# this will throw if any pool worker caught an exception
for res in results:
res.get()
elapsed = time.time() - start_time
self._logger.info(
'Finished processing archive',
archive_path=self._extractor.archive_path,
elapsed=humanfriendly.format_timespan(elapsed),
)
def get_emd_inputs_for_current_pairs(current_origin_host, current_pairs, kmers_files, k, G, in_path_to_preprocessed_dir, in_path_to_results_output, build_partial_distance_matrix=False):
distance_matrix_for_current_file_and_the_rest = []
if(build_partial_distance_matrix):
if (os.path.isfile(in_path_to_preprocessed_dir + '/partial_distance_matrix_for_origin_' + os.path.basename(current_origin_host) + '.npy')):
distance_matrix_for_current_file_and_the_rest = np.load(in_path_to_preprocessed_dir + '/partial_distance_matrix_for_origin_' + os.path.basename(current_origin_host) + '.npy')
else:
kmers_in_current_origin = [str(i) for i in kmers_files[current_origin_host].keys()]
dbg_nodes = G.nodes(data='label')
dbg_node_labels = []
for node in dbg_nodes:
dbg_node_labels.append(node[0])
partial_distance_matrix = [[0 for i in range(len(dbg_node_labels))] for j in range(len(kmers_in_current_origin))]
print("New distance matrix height is %d" % (len(partial_distance_matrix)))
print("New distance matrix width is %d" % (len(partial_distance_matrix[0])))
inputs_list = []
for i in range(len(partial_distance_matrix[0])):
for j in range(len(partial_distance_matrix)):
inputs_list.append((i, j, dbg_node_labels, kmers_in_current_origin, G))
matrix_init_start_time = current_milli_time()
print("Filling new distance matrix...")
pool = multiprocessing.Pool(100)
partial_distance_matrix_1d = pool.map(process_global_distance_matrix_entry, inputs_list)
pool.close()
pool.join()
print("Filling new distance matrix... Done. Took %d seconds." % (current_milli_time() - matrix_init_start_time))
print(len(partial_distance_matrix_1d))
partial_distance_matrix_np = np.reshape(partial_distance_matrix_1d, (len(partial_distance_matrix), len(partial_distance_matrix[0])))
np.save(in_path_to_preprocessed_dir + '/partial_distance_matrix_for_origin_' + os.path.basename(current_origin_host) + '.npy', np.array(partial_distance_matrix_np))
distance_matrix_for_current_file_and_the_rest = partial_distance_matrix_np
out = []
current_pair_idx = 0
clean_kmers = []
for pair in current_pairs:
current_pair_idx = current_pair_idx + 1
out.append((pair, kmers_files, k, G, current_origin_host, distance_matrix_for_current_file_and_the_rest, build_partial_distance_matrix, clean_kmers, in_path_to_results_output))
return out
def train(seed, TrainingSet_Array, Labels_Array, List_TimeBatch, max_epoch,
nTraj, i):
#seed
List_TimeOnline = []
List_RewardOnline = []
List_STDOnline = []
List_LikelihoodOnline = []
List_TimeLikelihoodOnline = []
#given seed, trajectories
Time_array_online = np.empty((0))
RewardOnline_array = np.empty((0))
STDOnline_array = np.empty((0))
Likelihood_online_list = []
time_likelihood_online_list = []
TrainingSet_tot = TrainingSet_Array[seed, :, :]
Labels_tot = Labels_Array[seed, :, :]
TimeBatch = List_TimeBatch[0]
pool = multiprocessing.Pool(processes=1)
args = [(i, nTraj, TrainingSet_tot, Labels_tot, TimeBatch, seed)]
givenSeed_training_results = pool.starmap(DifferentTrainingSet, args)
pool.close()
pool.join()
Time_array_online = np.append(Time_array_online,
givenSeed_training_results[0][0])
Likelihood_online_list.append(givenSeed_training_results[0][1])
time_likelihood_online_list.append(givenSeed_training_results[0][2])
RewardOnline_array = np.append(RewardOnline_array,
givenSeed_training_results[0][3])
STDOnline_array = np.append(STDOnline_array,
givenSeed_training_results[0][4])
List_TimeOnline.append(Time_array_online)
List_RewardOnline.append(RewardOnline_array)
List_STDOnline.append(STDOnline_array)
List_LikelihoodOnline.append(Likelihood_online_list)
List_TimeLikelihoodOnline.append(time_likelihood_online_list)
return List_TimeOnline, List_RewardOnline, List_STDOnline, List_LikelihoodOnline, List_TimeLikelihoodOnline
def apply(func, data, n_jobs=8):
"""
Map a parallel function to a list
Params:
---------
func : function The function to be pararellized
data : list Items in which to apply func
n_jobs : int
Return:
---------
list : Results in the same order as found in data
Example:
---------
import parallel
#Simple example
mylist = range(10)
def power_of_two(x):
return x**2
parallel.apply(
power_of_two,
mylist)
Out:
[0, 1, 4, 9, 16, 25, 36, 49, 64, 81]
"""
pool = MyPool(n_jobs)
result = pool.map(
func,
data)
pool.close()
pool.join()
return result
def downloadPackages(selected, cache, allowHashMismatch=False):
pool = multiprocessing.Pool(5)
tasks = []
makedirs(cache)
for p in selected:
if not "payloads" in p:
continue
dir = os.path.join(cache, getPackageKey(p))
makedirs(dir)
for payload in p["payloads"]:
name = getPayloadName(payload)
destname = os.path.join(dir, name)
fileid = os.path.join(getPackageKey(p), name)
args = (payload, destname, fileid, allowHashMismatch)
tasks.append(pool.apply_async(_downloadPayload, args))
downloaded = sum(task.get() for task in tasks)
pool.close()
print("Downloaded %s in total" % (formatSize(downloaded)))
def resolve_dns(url_list):
"""
Given a list of hosts, return dict that maps qname to
returned rdata records.
"""
response_dict = collections.defaultdict(list)
# create pool for queries but cap max number of threads
pool = multiprocessing.pool.ThreadPool(
processes=min(len(url_list) * 3, 60))
for qname, rdatalist in pool.imap(
worker,
itertools.product(
url_list,
('A', 'AAA', 'PTR', 'CNAME', 'MX', 'NS', 'TXT', 'SOA')),
chunksize=1):
response_dict[qname].extend(rdatalist)
pool.close()
#print response_dict
return response_dict
def build_file_index(self):
self.valid_subdirs = list_valid_subdirs(self.directory)
pool = multiprocessing.pool.ThreadPool()
results = []
self.filenames = []
self.classes = []
white_list_formats = ['jpeg', 'jpg', 'png']
i = 0
for dirpath in (os.path.join(self.directory, subdir) for subdir in self.valid_subdirs):
results.append(pool.apply_async(list_valid_filenames_in_directory,
(dirpath, white_list_formats,
self.class_indices, self.follow_links)))
for res in results:
classes, filenames = res.get()
self.classes[i:i + len(classes)] = classes
self.filenames += filenames
i += len(classes)
pool.close()
pool.join()
def _ConvertToWebP(webp_binary, png_files):
renamed_paths = dict()
pool = multiprocessing.pool.ThreadPool(10)
def convert_image(png_path_tuple):
png_path, original_dir = png_path_tuple
root = os.path.splitext(png_path)[0]
webp_path = root + '.webp'
args = [webp_binary, png_path, '-mt', '-quiet', '-m', '6', '-q', '100',
'-lossless', '-o', webp_path]
subprocess.check_call(args)
os.remove(png_path)
renamed_paths[os.path.relpath(webp_path, original_dir)] = os.path.relpath(
png_path, original_dir)
pool.map(convert_image, [f for f in png_files
if not _PNG_WEBP_BLACKLIST_PATTERN.match(f[0])])
pool.close()
pool.join()
return renamed_paths
def train(seed, TrainingSet_Array, Labels_Array, max_epoch, nTraj):
#seed
List_TimeBatch = []
List_RewardBatch = []
List_STDBatch = []
List_LikelihoodBatch = []
List_TimeLikelihoodBatch = []
#given seed, trajectories
Time_array_batch = np.empty((0))
RewardBatch_array = np.empty((0))
STDBatch_array = np.empty((0))
Likelihood_batch_list = []
time_likelihood_batch_list = []
TrainingSet_tot = TrainingSet_Array[:, :]
Labels_tot = Labels_Array[:, :]
pool = multiprocessing.Pool(processes=3)
args = [(i, nTraj, TrainingSet_tot, Labels_tot, seed)
for i in range(len(nTraj))]
givenSeed_training_results = pool.starmap(DifferentTrainingSet, args)
pool.close()
pool.join()
for i in range(len(nTraj)):
Time_array_batch = np.append(Time_array_batch,
givenSeed_training_results[i][0])
Likelihood_batch_list.append(givenSeed_training_results[i][1])
time_likelihood_batch_list.append(givenSeed_training_results[i][2])
RewardBatch_array = np.append(RewardBatch_array,
givenSeed_training_results[i][3])
STDBatch_array = np.append(STDBatch_array,
givenSeed_training_results[i][4])
List_TimeBatch.append(Time_array_batch)
List_RewardBatch.append(RewardBatch_array)
List_STDBatch.append(STDBatch_array)
List_LikelihoodBatch.append(Likelihood_batch_list)
List_TimeLikelihoodBatch.append(time_likelihood_batch_list)
return List_TimeBatch, List_RewardBatch, List_STDBatch, List_LikelihoodBatch, List_TimeLikelihoodBatch