def scan_dir_multiprocessing(
dir_in, dir_out, jobs, frame_slice: typing.Union[Slice.Slice, Slice.Sample]
) -> typing.Dict[str, HTMLResult]:
"""Multiprocessing code to plot log passes.
Returns a dict of {path_in : HTMLResult, ...}"""
assert os.path.isdir(dir_in)
if jobs < 1:
jobs = multiprocessing.cpu_count()
logging.info(
'scan_dir_multiprocessing(): Setting multi-processing jobs to %d' %
jobs)
pool = multiprocessing.Pool(processes=jobs)
tasks = [(t.filePathIn, t.filePathOut, False, frame_slice)
for t in DirWalk.dirWalk(
dir_in, dir_out, theFnMatch='', recursive=True, bigFirst=True)
]
# print('tasks:')
# pprint.pprint(tasks, width=200)
# return {}
results = [
r.get()
for r in [pool.apply_async(scan_a_single_file, t) for t in tasks]
]
_write_indexes(dir_out, {r.path_output: r for r in results})
return {r.path_input: r for r in results}
def procLISPathMP(dIn,
dOut,
fnMatch,
recursive,
keepGoing,
jobs,
fileFn,
resultObj=None):
"""Multiprocessing code to process LIS files.
dIn, dOut are directories.
fnMatch is a glob string.
recursive is a boolean to control recursion.
keepGoing is passed to fileFn
fileFn is the operational function that will take a tuple of:
(fIn, fOut, keepGoing) and return a result that can be added to
the resultObj or None.
This should not raise.
resultObj is accumulation of the results of fileFn or None, this it returned."""
if jobs < 1:
jobs = multiprocessing.cpu_count()
logging.info('procLISPathMP(): Setting multi-processing jobs to %d' % jobs)
myPool = multiprocessing.Pool(processes=jobs)
myTaskS = [(t.filePathIn, t.filePathOut, keepGoing)
for t in DirWalk.dirWalk(dIn, dOut, fnMatch, recursive)]
#print('myTaskS', myTaskS)
myResults = [
r.get() for r in [myPool.apply_async(fileFn, t) for t in myTaskS]
]
for r in myResults:
if r is not None and resultObj is not None:
resultObj += r
return resultObj
def index_dir_or_file(path_in: str, path_out: str, recurse: bool,
read_back: bool,
validate: bool) -> typing.Dict[str, IndexResult]:
"""Index a directory or file and return the results."""
logging.info(
f'index_dir_or_file(): "{path_in}" to "{path_out}" recurse: {recurse}')
ret = {}
if os.path.isdir(path_in):
for file_in_out in DirWalk.dirWalk(path_in,
path_out,
theFnMatch='',
recursive=recurse,
bigFirst=False):
file_type = bin_file_type.binary_file_type_from_path(
file_in_out.filePathIn)
if file_type == 'RP66V1':
ret[file_in_out.filePathIn] = index_a_single_file(
file_in_out.filePathIn, file_in_out.filePathOut, read_back,
validate)
else:
file_type = bin_file_type.binary_file_type_from_path(path_in)
if file_type == 'RP66V1':
ret[path_in] = index_a_single_file(path_in, path_out, read_back,
validate)
return ret
def convert_rp66v1_dir_or_file_to_las_multiprocessing(
dir_in: str,
dir_out: str,
recurse: bool,
array_reduction: str,
frame_slice: Slice.Slice,
channels: typing.Set[str],
field_width: int,
float_format: str,
jobs: int
) -> typing.Dict[str, LASWriteResult]:
"""Multiprocessing code to LAS.
Returns a dict of {path_in : LASWriteResult, ...}"""
assert os.path.isdir(dir_in)
if jobs < 1:
jobs = multiprocessing.cpu_count()
logging.info('scan_dir_multiprocessing(): Setting multi-processing jobs to %d' % jobs)
pool = multiprocessing.Pool(processes=jobs)
tasks = [
(t.filePathIn, array_reduction, t.filePathOut, frame_slice, channels, field_width, float_format)
for t in DirWalk.dirWalk(
dir_in, dir_out, theFnMatch='', recursive=recurse, bigFirst=True
)
]
# print('tasks:')
# pprint.pprint(tasks, width=200)
# return {}
results = [
r.get() for r in [
pool.apply_async(single_rp66v1_file_to_las, t) for t in tasks
]
]
return {r.path_input: r for r in results}
def test_02(self):
"""TestDirWalk.test_02(): Input and output, no globbing or recursion."""
# print()
for v in DirWalk.dirWalk('.',
theOut='spam',
theFnMatch=None,
recursive=False):
pass
def test_10(self):
"""TestDirWalk.test_10(): Fails if input does not exist."""
try:
for v in DirWalk.dirWalk('no_existent'):
pass
self.fail('DirWalk.ExceptionDirWalk not raised.')
except DirWalk.ExceptionDirWalk:
pass
def test_04(self):
"""TestDirWalk.test_04(): Input and output, *.py and recursion."""
# print()
for v in DirWalk.dirWalk('.',
theOut='spam',
theFnMatch='*.py',
recursive=True):
pass
def test_05(self):
"""TestDirWalk.test_05(): Input and output, *.py, recursion and biggest first."""
print()
for v in DirWalk.dirWalk('.',
theOut='spam',
theFnMatch='*.py',
recursive=True,
bigFirst=True):
print('{:8d}: {:s}'.format(os.path.getsize(v.filePathIn), v))
def test_06(self):
"""TestDirWalk.test_06(): Input only, *.py, recursion and biggest first."""
print()
for v in DirWalk.dirWalk('.',
theOut=None,
theFnMatch='*.py',
recursive=True,
bigFirst=True):
print('{:8d}: {:s}'.format(os.path.getsize(v), v))
def test_06(self):
"""TestDirWalk.test_06(): Input only, *.py, recursion and biggest first."""
# print()
for v in DirWalk.dirWalk('.',
theOut='',
theFnMatch='*.py',
recursive=True,
bigFirst=True):
pass
def scan_dir_or_file(
path_in: str, path_out: str, recursive: bool, label_process: bool,
frame_slice: typing.Union[Slice.Slice, Slice.Sample]
) -> typing.Dict[str, HTMLResult]:
"""Scans a directory or file putting the results in path_out.
Returns a dict of {path_in : HTMLResult, ...}
"""
# Required as we are going to split them by os.sep
# NOTE: normpath removes trailing os.sep which is what we want.
path_in = os.path.normpath(path_in)
path_out = os.path.normpath(path_out)
logging.info(
f'scan_dir_or_file(): "{path_in}" to "{path_out}" recurse: {recursive}'
)
ret: typing.Dict[str, HTMLResult] = {}
# Output file path to FileResult
if os.path.isdir(path_in):
index_map_global: typing.Dict[str, HTMLResult] = {}
if not recursive:
for file_in_out in DirWalk.dirWalk(path_in,
path_out,
theFnMatch='',
recursive=recursive,
bigFirst=False):
result = scan_a_single_file(file_in_out.filePathIn,
file_in_out.filePathOut,
label_process, frame_slice)
ret[file_in_out.filePathIn] = result
if not result.exception and not result.ignored:
index_map_global[result.path_output] = result
if label_process:
process.add_message_to_queue('Writing Indexes.')
_write_indexes(path_out, index_map_global)
else:
len_path_in = len(path_in.split(os.sep))
for root, dirs, files in os.walk(path_in, topdown=False):
root_rel_to_path_in = root.split(os.sep)[len_path_in:]
dir_out = os.path.join(path_out, *root_rel_to_path_in)
for file in files:
file_path_in = os.path.join(root, file)
# Respect sub-directories in root
# root_rel_to_path_in.append(file)
file_path_out = os.path.join(dir_out, file)
result = scan_a_single_file(file_path_in, file_path_out,
label_process, frame_slice)
ret[file_path_in] = result
if not result.exception and not result.ignored:
index_map_global[result.path_output] = result
if label_process:
process.add_message_to_queue('Writing Indexes.')
_write_indexes(path_out, index_map_global)
else:
ret[path_in] = scan_a_single_file(path_in, path_out, label_process,
frame_slice)
return ret
def procLISPathSP(dIn,
dOut,
fnMatch,
recursive,
keepGoing,
fileFn,
resultObj=None):
for fpIn, fpOut in DirWalk.dirWalk(dIn, dOut, fnMatch, recursive):
result = fileFn(fpIn, fpOut, keepGoing)
if result is not None and resultObj is not None:
resultObj += result
return resultObj
def index_dir_or_file(path_in: str, path_out: str, recurse: bool,
private: bool) -> typing.Dict[str, IndexResult]:
logging.info(
f'index_dir_or_file(): "{path_in}" to "{path_out}" recurse: {recurse}')
ret = {}
if os.path.isdir(path_in):
for file_in_out in DirWalk.dirWalk(path_in,
path_out,
theFnMatch='',
recursive=recurse,
bigFirst=False):
# print(file_in_out)
ret[file_in_out.filePathIn] = index_a_single_file(
file_in_out.filePathIn, file_in_out.filePathOut, private)
else:
ret[path_in] = index_a_single_file(path_in, path_out, private)
return ret
def index_dir_multiprocessing(dir_in: str, dir_out: str, private: bool,
jobs: int) -> typing.Dict[str, IndexResult]:
"""Multiprocessing code to index in XML.
Returns a dict of {path_in : IndexResult, ...}"""
if jobs < 1:
jobs = multiprocessing.cpu_count()
logging.info(
'scan_dir_multiprocessing(): Setting multi-processing jobs to %d' %
jobs)
pool = multiprocessing.Pool(processes=jobs)
tasks = [(t.filePathIn, t.filePathOut, private) for t in DirWalk.dirWalk(
dir_in, dir_out, theFnMatch='', recursive=True, bigFirst=True)]
# print('tasks:')
# pprint.pprint(tasks, width=200)
# return {}
results = [
r.get()
for r in [pool.apply_async(index_a_single_file, t) for t in tasks]
]
return {r.path_input: r for r in results}
def plotLogPassesMP(dIn, dOut, opts):
"""Multiprocessing code to plot log passes. Returns a PlotLogInfo object."""
if opts.jobs < 1:
jobs = multiprocessing.cpu_count()
else:
jobs = opts.jobs
logging.info('plotLogPassesMP(): Setting multi-processing jobs to %d' %
jobs)
myPool = multiprocessing.Pool(processes=jobs)
myTaskS = [
(t.filePathIn, t.filePathOut, opts) \
for t in DirWalk.dirWalk(dIn, dOut, opts.glob, opts.recursive, bigFirst=True)
]
retResult = PlotLogInfo()
myResults = [
r.get() for r in [myPool.apply_async(processFile, t) for t in myTaskS]
]
for r in myResults:
# r is a PlotLogInfo object
retResult += r
return retResult
def plotLogPassesMP(dIn, dOut, fnMatch, recursive, keepGoing, lgFormatS,
apiHeader, jobs):
"""Multiprocessing code to plot log passes. Returns a PlotLogInfo object."""
if jobs < 1:
jobs = multiprocessing.cpu_count()
logging.info('plotLogPassesMP(): Setting multi-processing jobs to %d' %
jobs)
myPool = multiprocessing.Pool(processes=jobs)
myTaskS = [
(t.filePathIn, t.filePathOut, keepGoing, lgFormatS, apiHeader) \
for t in DirWalk.dirWalk(dIn, dOut, fnMatch, recursive, bigFirst=True)
]
retResult = PlotLogInfo()
#print('myTaskS', myTaskS)
myResults = [
r.get() for r in [myPool.apply_async(processFile, t) for t in myTaskS]
]
for r in myResults:
# r is a PlotLogInfo object
retResult += r
return retResult
def index_dir_multiprocessing(dir_in: str, dir_out: str, jobs: int,
recurse: bool, read_back: bool,
validate: bool) -> typing.Dict[str, IndexResult]:
"""Multiprocessing code to plot log passes.
Returns a dict of {path_in : IndexResult, ...}"""
assert os.path.isdir(dir_in)
if jobs < 1:
jobs = multiprocessing.cpu_count()
logging.info(
'scan_dir_multiprocessing(): Setting multi-processing jobs to %d' %
jobs)
pool = multiprocessing.Pool(processes=jobs)
tasks = [
(t.filePathIn, t.filePathOut, read_back, validate)
for t in DirWalk.dirWalk(
dir_in, dir_out, theFnMatch='', recursive=recurse, bigFirst=True)
]
results = [
r.get()
for r in [pool.apply_async(index_a_single_file, t) for t in tasks]
]
return {r.path_in: r for r in results}
def copy_tree(path_from: str, path_to: str, recurse: bool,
file_types: typing.List[str], nervous: bool,
over_write: bool) -> typing.Tuple[typing.Dict[str, int], int]:
"""Copies particular binary file types from one directory structure to another."""
def _log_message(msg: str) -> None:
if nervous:
logger.info(f'Would {msg}')
else:
logger.info(f'{msg}')
if not os.path.isdir(path_from):
raise ValueError(f'Path {path_from} is not a directory.')
if not os.path.isdir(path_to):
_log_message(f'Create directory {path_to}')
if not nervous:
os.makedirs(path_to)
common_prefix = os.path.commonpath([path_from, path_to])
common_prefix = common_prefix[:1 + common_prefix.rfind(os.sep)]
logger.info(f'copy_tree(): common prefix: {common_prefix}')
file_type_count: typing.Dict[str, int] = {}
byte_count = 0
for file_in_out in DirWalk.dirWalk(path_from, path_to, '', recurse):
fod = FileOnDisc(file_in_out.filePathIn)
if len(file_types) == 0 or fod.bin_type in file_types:
_log_message(
f'Copy {file_in_out.filePathIn[len(common_prefix):]} to {file_in_out.filePathOut[len(common_prefix):]}'
)
if not nervous:
os.makedirs(os.path.dirname(file_in_out.filePathOut), exist_ok=True)
if os.path.isfile(file_in_out.filePathOut) and not over_write:
logger.warning(f'Not over writing file at {file_in_out.filePathOut}')
else:
shutil.copyfile(file_in_out.filePathIn, file_in_out.filePathOut)
byte_count += os.path.getsize(file_in_out.filePathOut)
try:
file_type_count[fod.bin_type] += 1
except KeyError:
file_type_count[fod.bin_type] = 1
return file_type_count, byte_count
def copy_files(path_in: str, path_out: str, binary_file_types: typing.Set[str],
move: bool, nervous: bool) -> typing.List[str]:
"""
Copies binary files from path_in to path_out.
If move is True the file is moved, if False the file is copied.
Returns a list of destination paths.
"""
logger.debug(f'copy_files(): "{path_in}" to "{path_out}" ')
ret = []
for file_in_out in DirWalk.dirWalk(path_in,
path_out,
theFnMatch='',
recursive=True,
bigFirst=False):
bin_type = bin_file_type.binary_file_type_from_path(
file_in_out.filePathIn)
if len(binary_file_types) == 0 or bin_type in binary_file_types:
if nervous:
print(
f'copy_files(): Would create destination directory at {file_in_out.filePathOut}'
)
if move:
print(
f'copy_files(): Would move "{file_in_out.filePathIn}" to "{file_in_out.filePathOut}" '
)
else:
print(
f'copy_files(): Would copy "{file_in_out.filePathIn}" to "{file_in_out.filePathOut}" '
)
else:
# For real.
logger.debug(
f'copy_files(): Creating destination directory at {file_in_out.filePathOut}'
)
os.makedirs(os.path.dirname(file_in_out.filePathOut),
exist_ok=True)
if move:
logger.info(
f'copy_files(): Moving "{file_in_out.filePathIn}" to "{file_in_out.filePathOut}" '
)
# move() uses copy2() function by default
ret.append(
shutil.move(file_in_out.filePathIn,
file_in_out.filePathOut))
else:
logger.info(
f'copy_files(): Copying "{file_in_out.filePathIn}" to "{file_in_out.filePathOut}" '
)
# copy2 attempts to preserve metadata
ret.append(
shutil.copy2(file_in_out.filePathIn,
file_in_out.filePathOut))
elif zipfile.is_zipfile(file_in_out.filePathIn):
zip_out_path = os.path.splitext(file_in_out.filePathOut)[0]
# ret.extend(_analyse_zip_archive(file_in_out.filePathIn, zip_out_path, binary_file_types, nervous))
logger.debug(
f'_analyse_zip_archive(): At "{file_in_out.filePathIn}" path_out: "{zip_out_path}"'
)
with open(file_in_out.filePathIn, 'rb') as zip_instream:
try:
return _recurse_copy_zip_archive(zip_instream,
zip_out_path,
binary_file_types,
nervous)
except Exception:
logger.exception('_recurse_copy_zip_archive() FAILED')
else:
logger.debug(
f'copy_files(): Ignoring type "{bin_type}" at "{file_in_out.filePathOut}"'
)
return ret
def test_01(self):
"""TestDirWalk.test_01(): Input only, defaults."""
print()
for v in DirWalk.dirWalk('.'):
print(v)
def test_03(self):
"""TestDirWalk.test_03(): Input only, *.py and recursion."""
# print()
for v in DirWalk.dirWalk('.', theFnMatch='*.py', recursive=True):
pass
