def runyamlfile(self, fn):
"""Read a YAML test case file and process each test case it defines.
"""
print("Process YAML file: %s" % os.path.basename(fn))
with _open(fn, encoding="utf-8") as fp:
testcases = yaml.load(fp)
for testcase in testcases:
self.runtestcase(testcase)
def open(file, mode="r"):
try:
if os.path.exists(file):
encoding = get_file_encoding(file)
else:
encoding = "utf-8"
fd = _open(file, mode, encoding=encoding)
yield fd
finally:
fd.close()
def open_file(path, mode=None, encoding=None, **kwargs):
"""
Helper function to open a file for reading/writing.
:param path: path of file to read.
:param mode: "b" for bytes or "t" for text (default is "t")
:param encoding: file encoding for text (default is `utf-8`).
:returns: stream object for reading/writing
"""
try:
from io import open as _open
except ImportError:
def _open(path, mode=None, encoding=None, **kwargs):
return codecs.open(path, mode, encoding=encoding, **kwargs)
return _open(path, mode=mode, encoding=encoding, **kwargs)
def open(name, *, flags=MFD_CLOEXEC, mode='wb+', buffering=0, closefd=True,
**kwargs):
"""Open a new memfd
By default the new memfd is CLOEXEC, binary, open for unbuffered reading
and writing.
"""
fd = memfd_create(name, flags)
try:
f = _open(fd, mode=mode, buffering=buffering, closefd=True, **kwargs)
except Exception:
if not closefd:
_close(fd)
raise
f.name = 'memfd:{}'.format(name)
return f
def get_file_encoding(file, default_encoding="utf-8"):
try:
import chardet
except:
return default_encoding
try:
with _open(file, "rb") as fd:
cur_encoding = chardet.detect(fd.read())["encoding"]
if cur_encoding == "GB2312":
cur_encoding = "GBK"
except:
print("Problem detecting encoding of " + file + ". Defaulting to " +
default_encoding)
cur_encoding = default_encoding
return cur_encoding
def open_file(path, mode=None, encoding=None, **kwargs):
"""
Helper function to open a file for reading/writing.
:param path: path of file to read.
:param mode: "b" for bytes or "t" for text (default is "t")
:param encoding: file encoding for text (default is `utf-8`).
:returns: stream object for reading/writing
"""
try:
from io import open as _open
except ImportError:
def _open(path, mode=None, encoding=None, **kwargs):
return codecs.open(path, mode, encoding=encoding, **kwargs)
return _open(path, mode=mode, encoding=encoding, **kwargs)
def edit_coupling_parameters(cls, ypar, couplings):
cpl_data = cls._get_couplings_data()
cpar = Channel.tot_npts
for cp in couplings:
new_item = []
if cp.model == cls.models[1] or cp.model == cls.models[2]:
units = cp.yunits
for item in cpl_data[cp.label]:
sitem = item.split()
if len(sitem) >= 3:
new_item.append(
f'{float(sitem[0]):10.12f}'
f'{float(ypar[cpar]/units):24.14f}'
f'{int(sitem[2]):7d}'
f'{float(sitem[3]):14.2e}'
f'{float(sitem[4]):14.1e}'.lstrip()
)
else:
new_item.append(
f'{float(sitem[0]):10.12f}'
f'{float(ypar[cpar]/units):24.14f}'
f'{int(sitem[2]):7d}'
)
cpar += 1
else:
for item in cpl_data[cp.label]:
sitem = item.split()
if len(sitem) >= 2:
new_item.append(
f'{float(ypar[cpar]):18.12f}'
f'{int(sitem[1]):3d}'
f'{float(sitem[2]):10.1}'.lstrip()
)
else:
new_item.append(
f'{float(ypar[cpar]):18.12f}'
f'{int(sitem[1]):3d}'.lstrip()
)
cpar += 1
cpl_data[cp.label] = new_item
with _open(cls.cpl_file, 'w', encoding='utf8') as stream:
yaml.dump(cpl_data, stream=stream)
def open(name,
*,
flags=MFD_CLOEXEC,
mode='wb+',
buffering=0,
closefd=True,
**kwargs):
"""Open a new memfd
By default the new memfd is CLOEXEC, binary, open for unbuffered reading
and writing.
"""
fd = memfd_create(name, flags)
try:
f = _open(fd, mode=mode, buffering=buffering, closefd=True, **kwargs)
except Exception:
if not closefd:
_close(fd)
raise
f.name = 'memfd:{}'.format(name)
return f
def open(grammar_name):
return _open(os.path.join(os.path.split(__file__)[0], grammar_name))
def open(path):
if path is None: return
return _open(path, "rb")
def open(grammar_name):
return _open( os.path.join(os.path.dirname(__file__), grammar_name) )
def loadYamlFile(self):
"""Load any created yaml file"""
self.closeYamlFile()
with _open(self.testyamlfile, encoding="utf-8") as fp:
testyaml = yaml.load(fp)
return testyaml
def read(path):
with _open(path, encoding='utf-8', mode='rt') as fp:
return loads(fp.read())
def open(name, mode='r'):
return _open(name, mode, encoding='utf-8', newline=linesep)