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def data_import(self, json_response): """Import data from json response.""" if 'data' not in json_response: raise PyVLXException('no element data found: {0}'.format( json.dumps(json_response))) data = json_response['data'] for item in data: if 'ca...
def load_window_opener(self, item): """Load window opener from JSON.""" window = Window.from_config(self.pyvlx, item) self.add(window)
def load_roller_shutter(self, item): """Load roller shutter from JSON.""" rollershutter = RollerShutter.from_config(self.pyvlx, item) self.add(rollershutter)
def load_blind(self, item): """Load blind from JSON.""" blind = Blind.from_config(self.pyvlx, item) self.add(blind)
def get_terminal_size(fallback=(80, 24)): """ Return tuple containing columns and rows of controlling terminal, trying harder than shutil.get_terminal_size to find a tty before returning fallback. Theoretically, stdout, stderr, and stdin could all be different ttys that could cause us to get the wr...
def run_diff(self): """ Run checks on self.files, printing diff of styled/unstyled output to stdout. """ files = tuple(self.files) # Use same header as more. header, footer = (termcolor.colored("{0}\n{{}}\n{0}\n".format( ":" * 14), "cyan"), "\n") if len(files)...
def run_json(self): """ Run checks on self.files, printing json object containing information relavent to the CS50 IDE plugin at the end. """ checks = {} for file in self.files: try: results = self._check(file) except Error as e: ...
def run_score(self): """ Run checks on self.files, printing raw percentage to stdout. """ diffs = 0 lines = 0 for file in self.files: try: results = self._check(file) except Error as e: termcolor.cprint(e.msg, "yell...
def _check(self, file): """ Run apropriate check based on `file`'s extension and return it, otherwise raise an Error """ if not os.path.exists(file): raise Error("file \"{}\" not found".format(file)) _, extension = os.path.splitext(file) try: ...
def split_diff(old, new): """ Returns a generator yielding the side-by-side diff of `old` and `new`). """ return map(lambda l: l.rstrip(), icdiff.ConsoleDiff(cols=COLUMNS).make_table(old.splitlines(), new.splitlines()))
def unified(old, new): """ Returns a generator yielding a unified diff between `old` and `new`. """ for diff in difflib.ndiff(old.splitlines(), new.splitlines()): if diff[0] == " ": yield diff elif diff[0] == "?": continue ...
def html_diff(self, old, new): """ Return HTML formatted character-based diff between old and new (used for CS50 IDE). """ def html_transition(old_type, new_type): tags = [] for tag in [("/", old_type), ("", new_type)]: if tag[1] not in ["+", "-"]:...
def char_diff(self, old, new): """ Return color-coded character-based diff between `old` and `new`. """ def color_transition(old_type, new_type): new_color = termcolor.colored("", None, "on_red" if new_type == "-" else "on_green" if n...
def _char_diff(self, old, new, transition, fmt=lambda c: c): """ Returns a char-based diff between `old` and `new` where each character is formatted by `fmt` and transitions between blocks are determined by `transition`. """ differ = difflib.ndiff(old, new) # Type of di...
def count_lines(self, code): """ Count lines of code (by default ignores empty lines, but child could override to do more). """ return sum(bool(line.strip()) for line in code.splitlines())
def run(command, input=None, exit=0, shell=False): """ Run `command` passing it stdin from `input`, throwing a DependencyError if comand is not found. Throws Error if exit code of command is not `exit` (unless `exit` is None). """ if isinstance(input, str): input = in...
def frame_from_raw(raw): """Create and return frame from raw bytes.""" command, payload = extract_from_frame(raw) frame = create_frame(command) if frame is None: PYVLXLOG.warning("Command %s not implemented, raw: %s", command, ":".join("{:02x}".format(c) for c in raw)) return None fr...
def create_frame(command): """Create and return empty Frame from Command.""" # pylint: disable=too-many-branches,too-many-return-statements if command == Command.GW_ERROR_NTF: return FrameErrorNotification() if command == Command.GW_COMMAND_SEND_REQ: return FrameCommandSendRequest() ...
async def handle_frame(self, frame): """Handle incoming API frame, return True if this was the expected frame.""" if not isinstance(frame, FramePasswordEnterConfirmation): return False if frame.status == PasswordEnterConfirmationStatus.FAILED: PYVLXLOG.warning('Failed to ...
def get_payload(self): """Return Payload.""" return bytes( [self.major_version >> 8 & 255, self.major_version & 255, self.minor_version >> 8 & 255, self.minor_version & 255])
def from_payload(self, payload): """Init frame from binary data.""" self.major_version = payload[0] * 256 + payload[1] self.minor_version = payload[2] * 256 + payload[3]
def data_received(self, data): """Handle data received.""" self.tokenizer.feed(data) while self.tokenizer.has_tokens(): raw = self.tokenizer.get_next_token() frame = frame_from_raw(raw) if frame is not None: self.frame_received_cb(frame)
async def connect(self): """Connect to gateway via SSL.""" tcp_client = TCPTransport(self.frame_received_cb, self.connection_closed_cb) self.transport, _ = await self.loop.create_connection( lambda: tcp_client, host=self.config.host, port=self.config.port, ...
def write(self, frame): """Write frame to Bus.""" if not isinstance(frame, FrameBase): raise PyVLXException("Frame not of type FrameBase", frame_type=type(frame)) PYVLXLOG.debug("SEND: %s", frame) self.transport.write(slip_pack(bytes(frame)))
def create_ssl_context(): """Create and return SSL Context.""" ssl_context = ssl.create_default_context(ssl.Purpose.SERVER_AUTH) ssl_context.check_hostname = False ssl_context.verify_mode = ssl.CERT_NONE return ssl_context
def frame_received_cb(self, frame): """Received message.""" PYVLXLOG.debug("REC: %s", frame) for frame_received_cb in self.frame_received_cbs: # pylint: disable=not-callable self.loop.create_task(frame_received_cb(frame))
def read_config(self, path): """Read configuration file.""" self.pyvlx.logger.info('Reading config file: ', path) try: with open(path, 'r') as filehandle: doc = yaml.load(filehandle) if 'config' not in doc: raise PyVLXException('no ...
async def process_frame(self, frame): """Update nodes via frame, usually received by house monitor.""" if isinstance(frame, FrameNodeStatePositionChangedNotification): if frame.node_id not in self.pyvlx.nodes: return node = self.pyvlx.nodes[frame.node_id] ...
def add(self, scene): """Add scene, replace existing scene if scene with scene_id is present.""" if not isinstance(scene, Scene): raise TypeError() for i, j in enumerate(self.__scenes): if j.scene_id == scene.scene_id: self.__scenes[i] = scene ...
async def load(self): """Load scenes from KLF 200.""" get_scene_list = GetSceneList(pyvlx=self.pyvlx) await get_scene_list.do_api_call() if not get_scene_list.success: raise PyVLXException("Unable to retrieve scene information") for scene in get_scene_list.scenes: ...
def best_prefix(bytes, system=NIST): """Return a bitmath instance representing the best human-readable representation of the number of bytes given by ``bytes``. In addition to a numeric type, the ``bytes`` parameter may also be a bitmath type. Optionally select a preferred unit system by specifying the ``system`` ...
def query_device_capacity(device_fd): """Create bitmath instances of the capacity of a system block device Make one or more ioctl request to query the capacity of a block device. Perform any processing required to compute the final capacity value. Return the device capacity in bytes as a :class:`bitmath.Byte` inst...
def getsize(path, bestprefix=True, system=NIST): """Return a bitmath instance in the best human-readable representation of the file size at `path`. Optionally, provide a preferred unit system by setting `system` to either `bitmath.NIST` (default) or `bitmath.SI`. Optionally, set ``bestprefix`` to ``False`` to get ...
def listdir(search_base, followlinks=False, filter='*', relpath=False, bestprefix=False, system=NIST): """This is a generator which recurses the directory tree `search_base`, yielding 2-tuples of: * The absolute/relative path to a discovered file * A bitmath instance representing the "apparent size" of...
def parse_string(s): """Parse a string with units and try to make a bitmath object out of it. String inputs may include whitespace characters between the value and the unit. """ # Strings only please if not isinstance(s, (str, unicode)): raise ValueError("parse_string only accepts string inputs...
def parse_string_unsafe(s, system=SI): """Attempt to parse a string with ambiguous units and try to make a bitmath object out of it. This may produce inaccurate results if parsing shell output. For example `ls` may say a 2730 Byte file is '2.7K'. 2730 Bytes == 2.73 kB ~= 2.666 KiB. See the documentation for all of...
def format(fmt_str=None, plural=False, bestprefix=False): """Context manager for printing bitmath instances. ``fmt_str`` - a formatting mini-language compat formatting string. See the @properties (above) for a list of available items. ``plural`` - True enables printing instances with 's's if they're plural. False...
def cli_script_main(cli_args): """ A command line interface to basic bitmath operations. """ choices = ALL_UNIT_TYPES parser = argparse.ArgumentParser( description='Converts from one type of size to another.') parser.add_argument('--from-stdin', default=False, action='store_true', ...
def _do_setup(self): """Setup basic parameters for this class. `base` is the numeric base which when raised to `power` is equivalent to 1 unit of the corresponding prefix. I.e., base=2, power=10 represents 2^10, which is the NIST Binary Prefix for 1 Kibibyte. Likewise, for the SI prefix classes `base` will be...
def _norm(self, value): """Normalize the input value into the fundamental unit for this prefix type. :param number value: The input value to be normalized :raises ValueError: if the input value is not a type of real number """ if isinstance(value, self.valid_types): self._byte_value =...
def system(self): """The system of units used to measure an instance""" if self._base == 2: return "NIST" elif self._base == 10: return "SI" else: # I don't expect to ever encounter this logic branch, but # hey, it's better to have extra te...
def unit(self): """The string that is this instances prefix unit name in agreement with this instance value (singular or plural). Following the convention that only 1 is singular. This will always be the singular form when :attr:`bitmath.format_plural` is ``False`` (default value). For example: >>> KiB(1)....
def from_other(cls, item): """Factory function to return instances of `item` converted into a new instance of ``cls``. Because this is a class method, it may be called from any bitmath class object without the need to explicitly instantiate the class ahead of time. *Implicit Parameter:* * ``cls`` A bitmath cl...
def format(self, fmt): """Return a representation of this instance formatted with user supplied syntax""" _fmt_params = { 'base': self.base, 'bin': self.bin, 'binary': self.binary, 'bits': self.bits, 'bytes': self.bytes, 'power': se...
def best_prefix(self, system=None): """Optional parameter, `system`, allows you to prefer NIST or SI in the results. By default, the current system is used (Bit/Byte default to NIST). Logic discussion/notes: Base-case, does it need converting? If the instance is less than one Byte, return the instance as a B...
def _norm(self, value): """Normalize the input value into the fundamental unit for this prefix type""" self._bit_value = value * self._unit_value self._byte_value = self._bit_value / 8.0
def calc_crc(raw): """Calculate cyclic redundancy check (CRC).""" crc = 0 for sym in raw: crc = crc ^ int(sym) return crc
def extract_from_frame(data): """Extract payload and command from frame.""" if len(data) <= 4: raise PyVLXException("could_not_extract_from_frame_too_short", data=data) length = data[0] * 256 + data[1] - 1 if len(data) != length + 3: raise PyVLXException("could_not_extract_from_frame_inv...
def get_payload(self): """Return Payload.""" payload = bytes([self.node_id]) payload += string_to_bytes(self.name, 64) payload += bytes([self.order >> 8 & 255, self.order & 255]) payload += bytes([self.placement]) payload += bytes([self.node_variation.value]) retu...
def from_payload(self, payload): """Init frame from binary data.""" self.node_id = payload[0] self.name = bytes_to_string(payload[1:65]) self.order = payload[65] * 256 + payload[66] self.placement = payload[67] self.node_variation = NodeVariation(payload[68])
def from_payload(self, payload): """Init frame from binary data.""" self.status = NodeInformationStatus(payload[0]) self.node_id = payload[1]
def _get_meta(obj): """Extract metadata, if any, from given object.""" if hasattr(obj, 'meta'): # Spectrum or model meta = deepcopy(obj.meta) elif isinstance(obj, dict): # Metadata meta = deepcopy(obj) else: # Number meta = {} return meta
def _merge_meta(left, right, result, clean=True): """Merge metadata from left and right onto results. This is used during class initialization. This should also be used by operators to merge metadata after creating a new instance but before returning it. Result's metadata is mod...
def _process_generic_param(pval, def_unit, equivalencies=[]): """Process generic model parameter.""" if isinstance(pval, u.Quantity): outval = pval.to(def_unit, equivalencies).value else: # Assume already in desired unit outval = pval return outval
def _process_wave_param(self, pval): """Process individual model parameter representing wavelength.""" return self._process_generic_param( pval, self._internal_wave_unit, equivalencies=u.spectral())
def waveset(self): """Optimal wavelengths for sampling the spectrum or bandpass.""" w = get_waveset(self.model) if w is not None: utils.validate_wavelengths(w) w = w * self._internal_wave_unit return w
def waverange(self): """Range of `waveset`.""" if self.waveset is None: x = [None, None] else: x = u.Quantity([self.waveset.min(), self.waveset.max()]) return x
def _validate_wavelengths(self, wave): """Validate wavelengths for sampling.""" if wave is None: if self.waveset is None: raise exceptions.SynphotError( 'self.waveset is undefined; ' 'Provide wavelengths for sampling.') wave...
def _validate_other_mul_div(other): """Conditions for other to satisfy before mul/div.""" if not isinstance(other, (u.Quantity, numbers.Number, BaseUnitlessSpectrum, SourceSpectrum)): raise exceptions.IncompatibleSources( 'Can only operate on...
def integrate(self, wavelengths=None, **kwargs): """Perform integration. This uses any analytical integral that the underlying model has (i.e., ``self.model.integral``). If unavailable, it uses the default fall-back integrator set in the ``default_integrator`` configuration item...
def avgwave(self, wavelengths=None): """Calculate the :ref:`average wavelength <synphot-formula-avgwv>`. Parameters ---------- wavelengths : array-like, `~astropy.units.quantity.Quantity`, or `None` Wavelength values for sampling. If not a Quantity, assumed to be...
def barlam(self, wavelengths=None): """Calculate :ref:`mean log wavelength <synphot-formula-barlam>`. Parameters ---------- wavelengths : array-like, `~astropy.units.quantity.Quantity`, or `None` Wavelength values for sampling. If not a Quantity, assumed to be in...
def pivot(self, wavelengths=None): """Calculate :ref:`pivot wavelength <synphot-formula-pivwv>`. Parameters ---------- wavelengths : array-like, `~astropy.units.quantity.Quantity`, or `None` Wavelength values for sampling. If not a Quantity, assumed to be in Angs...
def force_extrapolation(self): """Force the underlying model to extrapolate. An example where this is useful: You create a source spectrum with non-default extrapolation behavior and you wish to force the underlying empirical model to extrapolate based on nearest point. .. note...
def taper(self, wavelengths=None): """Taper the spectrum or bandpass. The wavelengths to use for the first and last points are calculated by using the same ratio as for the 2 interior points. Parameters ---------- wavelengths : array-like, `~astropy.units.quantity.Quant...
def _get_arrays(self, wavelengths, **kwargs): """Get sampled spectrum or bandpass in user units.""" x = self._validate_wavelengths(wavelengths) y = self(x, **kwargs) if isinstance(wavelengths, u.Quantity): w = x.to(wavelengths.unit, u.spectral()) else: w ...
def _do_plot(x, y, title='', xlog=False, ylog=False, left=None, right=None, bottom=None, top=None, save_as=''): # pragma: no cover """Plot worker. Parameters ---------- x, y : `~astropy.units.quantity.Quantity` Wavelength and flux/throughpu...
def plot(self, wavelengths=None, **kwargs): # pragma: no cover """Plot the spectrum. .. note:: Uses ``matplotlib``. Parameters ---------- wavelengths : array-like, `~astropy.units.quantity.Quantity`, or `None` Wavelength values for sampling. If not a Qu...
def _validate_flux_unit(new_unit, wav_only=False): """Make sure flux unit is valid.""" new_unit = units.validate_unit(new_unit) acceptable_types = ['spectral flux density wav', 'photon flux density wav'] acceptable_names = ['PHOTLAM', 'FLAM'] if not w...
def normalize(self, renorm_val, band=None, wavelengths=None, force=False, area=None, vegaspec=None): """Renormalize the spectrum to the given Quantity and band. .. warning:: Redshift attribute (``z``) is reset to 0 in the normalized spectrum even if ``self.z``...
def _process_flux_param(self, pval, wave): """Process individual model parameter representing flux.""" if isinstance(pval, u.Quantity): self._validate_flux_unit(pval.unit) outval = units.convert_flux(self._redshift_model(wave), pval, self._...
def model(self): """Model of the spectrum with given redshift.""" if self.z == 0: m = self._model else: # wavelength if self._internal_wave_unit.physical_type == 'length': rs = self._redshift_model.inverse # frequency or wavenumber ...
def z(self, what): """Change redshift.""" if not isinstance(what, numbers.Real): raise exceptions.SynphotError( 'Redshift must be a real scalar number.') self._z = float(what) self._redshift_model = RedshiftScaleFactor(self._z) if self.z_type == 'wavel...
def _validate_other_add_sub(self, other): """Conditions for other to satisfy before add/sub.""" if not isinstance(other, self.__class__): raise exceptions.IncompatibleSources( 'Can only operate on {0}.'.format(self.__class__.__name__))
def plot(self, wavelengths=None, flux_unit=None, area=None, vegaspec=None, **kwargs): # pragma: no cover """Plot the spectrum. .. note:: Uses :mod:`matplotlib`. Parameters ---------- wavelengths : array-like, `~astropy.units.quantity.Quantity`, or `None` ...
def to_fits(self, filename, wavelengths=None, flux_unit=None, area=None, vegaspec=None, **kwargs): """Write the spectrum to a FITS file. Parameters ---------- filename : str Output filename. wavelengths : array-like, `~astropy.units.quantity.Quantity...
def from_file(cls, filename, keep_neg=False, **kwargs): """Create a spectrum from file. If filename has 'fits' or 'fit' suffix, it is read as FITS. Otherwise, it is read as ASCII. Parameters ---------- filename : str Spectrum filename. keep_neg : bo...
def from_vega(cls, **kwargs): """Load :ref:`Vega spectrum <synphot-vega-spec>`. Parameters ---------- kwargs : dict Keywords acceptable by :func:`~synphot.specio.read_remote_spec`. Returns ------- vegaspec : `SourceSpectrum` Empirical Veg...
def _validate_flux_unit(new_unit): # pragma: no cover """Make sure flux unit is valid.""" new_unit = units.validate_unit(new_unit) if new_unit.decompose() != u.dimensionless_unscaled: raise exceptions.SynphotError( 'Unit {0} is not dimensionless'.format(new_unit)) ...
def check_overlap(self, other, wavelengths=None, threshold=0.01): """Check for wavelength overlap between two spectra. Only wavelengths where ``self`` throughput is non-zero are considered. Example of full overlap:: |---------- other ----------| |------ self...
def unit_response(self, area, wavelengths=None): """Calculate :ref:`unit response <synphot-formula-uresp>` of this bandpass. Parameters ---------- area : float or `~astropy.units.quantity.Quantity` Area that flux covers. If not a Quantity, assumed to be in ...
def rmswidth(self, wavelengths=None, threshold=None): """Calculate the :ref:`bandpass RMS width <synphot-formula-rmswidth>`. Not to be confused with :func:`photbw`. Parameters ---------- wavelengths : array-like, `~astropy.units.quantity.Quantity`, or `None` Waveleng...
def fwhm(self, **kwargs): """Calculate :ref:`synphot-formula-fwhm` of equivalent gaussian. Parameters ---------- kwargs : dict See :func:`photbw`. Returns ------- fwhm_val : `~astropy.units.quantity.Quantity` FWHM of equivalent gaussian. ...
def tpeak(self, wavelengths=None): """Calculate :ref:`peak bandpass throughput <synphot-formula-tpeak>`. Parameters ---------- wavelengths : array-like, `~astropy.units.quantity.Quantity`, or `None` Wavelength values for sampling. If not a Quantity, assumed to be...
def wpeak(self, wavelengths=None): """Calculate :ref:`wavelength at peak throughput <synphot-formula-tpeak>`. If there are multiple data points with peak throughput value, only the first match is returned. Parameters ---------- wavelengths : array-like, `~astrop...
def rectwidth(self, wavelengths=None): """Calculate :ref:`bandpass rectangular width <synphot-formula-rectw>`. Parameters ---------- wavelengths : array-like, `~astropy.units.quantity.Quantity`, or `None` Wavelength values for sampling. If not a Quantity, assumed...
def efficiency(self, wavelengths=None): """Calculate :ref:`dimensionless efficiency <synphot-formula-qtlam>`. Parameters ---------- wavelengths : array-like, `~astropy.units.quantity.Quantity`, or `None` Wavelength values for sampling. If not a Quantity, assumed ...
def emflx(self, area, wavelengths=None): """Calculate :ref:`equivalent monochromatic flux <synphot-formula-emflx>`. Parameters ---------- area, wavelengths See :func:`unit_response`. Returns ------- em_flux : `~astropy.units.quantity.Quantity...
def from_file(cls, filename, **kwargs): """Creates a bandpass from file. If filename has 'fits' or 'fit' suffix, it is read as FITS. Otherwise, it is read as ASCII. Parameters ---------- filename : str Bandpass filename. kwargs : dict Ke...
def from_filter(cls, filtername, **kwargs): """Load :ref:`pre-defined filter bandpass <synphot-predefined-filter>`. Parameters ---------- filtername : str Filter name. Choose from 'bessel_j', 'bessel_h', 'bessel_k', 'cousins_r', 'cousins_i', 'johnson_u', 'johnson...
async def handle_frame(self, frame): """Handle incoming API frame, return True if this was the expected frame.""" if isinstance(frame, FrameActivateSceneConfirmation) and frame.session_id == self.session_id: if frame.status == ActivateSceneConfirmationStatus.ACCEPTED: self.su...
def request_frame(self): """Construct initiating frame.""" self.session_id = get_new_session_id() return FrameActivateSceneRequest(scene_id=self.scene_id, session_id=self.session_id)
def _init_bins(self, binset): """Calculated binned wavelength centers, edges, and flux. By contrast, the native waveset and flux should be considered samples of a continuous function. Thus, it makes sense to interpolate ``self.waveset`` and ``self(self.waveset)``, but not `bins...
def sample_binned(self, wavelengths=None, flux_unit=None, **kwargs): """Sample binned observation without interpolation. To sample unbinned data, use ``__call__``. Parameters ---------- wavelengths : array-like, `~astropy.units.quantity.Quantity`, or `None` Waveleng...
def _get_binned_arrays(self, wavelengths, flux_unit, area=None, vegaspec=None): """Get binned observation in user units.""" x = self._validate_binned_wavelengths(wavelengths) y = self.sample_binned(wavelengths=x, flux_unit=flux_unit, area=area, ...
def binned_waverange(self, cenwave, npix, **kwargs): """Calculate the wavelength range covered by the given number of pixels centered on the given central wavelengths of `binset`. Parameters ---------- cenwave : float or `~astropy.units.quantity.Quantity` Des...
def binned_pixelrange(self, waverange, **kwargs): """Calculate the number of pixels within the given wavelength range and `binset`. Parameters ---------- waverange : tuple of float or `~astropy.units.quantity.Quantity` Lower and upper limits of the desired wavelength...
def effective_wavelength(self, binned=True, wavelengths=None, mode='efflerg'): """Calculate :ref:`effective wavelength <synphot-formula-effwave>`. Parameters ---------- binned : bool Sample data in native wavelengths if `False`. Else,...
def effstim(self, flux_unit=None, wavelengths=None, area=None, vegaspec=None): """Calculate :ref:`effective stimulus <synphot-formula-effstim>` for given flux unit. Parameters ---------- flux_unit : str or `~astropy.units.core.Unit` or `None` The unit...
def countrate(self, area, binned=True, wavelengths=None, waverange=None, force=False): """Calculate :ref:`effective stimulus <synphot-formula-effstim>` in count/s. Parameters ---------- area : float or `~astropy.units.quantity.Quantity` Area that fl...