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Convert a single string into a list of substrings split along punctuation and word boundaries. Keep whitespace intact by always attaching it to the previous token.
def tokenize(text, normalize_ascii=True): """ Convert a single string into a list of substrings split along punctuation and word boundaries. Keep whitespace intact by always attaching it to the previous token. Arguments: ---------- text : str normalize_ascii : bool, perform ...
Main command line interface.
def main(argv=None): """Main command line interface.""" if argv is None: argv = sys.argv[1:] cli = CommandLineTool() try: return cli.run(argv) except KeyboardInterrupt: print('Canceled') return 3
Create the cipher object to encrypt or decrypt a payload.
def _create_cipher(self, password, salt, nonce = None): """ Create the cipher object to encrypt or decrypt a payload. """ from argon2.low_level import hash_secret_raw, Type from Crypto.Cipher import AES aesmode = self._get_mode(self.aesmode) if aesmode is None: ...
Return the AES mode or a list of valid AES modes if mode == None
def _get_mode(mode = None): """ Return the AES mode, or a list of valid AES modes, if mode == None """ from Crypto.Cipher import AES AESModeMap = { 'CCM': AES.MODE_CCM, 'EAX': AES.MODE_EAX, 'GCM': AES.MODE_GCM, 'OCB': AES.MODE_OCB,...
Applicable for all platforms where the schemes that are integrated with your environment does not fit.
def priority(self): """ Applicable for all platforms, where the schemes, that are integrated with your environment, does not fit. """ try: __import__('argon2.low_level') except ImportError: # pragma: no cover raise RuntimeError("argon2_cffi pac...
check for a valid scheme
def _check_scheme(self, config): """ check for a valid scheme raise AttributeError if missing raise ValueError if not valid """ try: scheme = config.get( escape_for_ini('keyring-setting'), escape_for_ini('scheme'), ...
Starts the global Twisted logger subsystem with maybe stdout and/ or a file specified in the config file
def startLogging(console=True, filepath=None): ''' Starts the global Twisted logger subsystem with maybe stdout and/or a file specified in the config file ''' global logLevelFilterPredicate observers = [] if console: observers.append( FilteringLogObserver(observer=textFileLogObse...
Set a new log level for a given namespace LevelStr is: critical error warn info debug
def setLogLevel(namespace=None, levelStr='info'): ''' Set a new log level for a given namespace LevelStr is: 'critical', 'error', 'warn', 'info', 'debug' ''' level = LogLevel.levelWithName(levelStr) logLevelFilterPredicate.setLogLevelForNamespace(namespace=namespace, level=level)
Connect to MQTT broker
def connectToBroker(self, protocol): ''' Connect to MQTT broker ''' self.protocol = protocol self.protocol.onPublish = self.onPublish self.protocol.onDisconnection = self.onDisconnection self.protocol.setWindowSize(3) try: ...
Callback Receiving messages from publisher
def onPublish(self, topic, payload, qos, dup, retain, msgId): ''' Callback Receiving messages from publisher ''' log.debug("msg={payload}", payload=payload)
get notfied of disconnections and get a deferred for a new protocol object ( next retry )
def onDisconnection(self, reason): ''' get notfied of disconnections and get a deferred for a new protocol object (next retry) ''' log.debug("<Connection was lost !> <reason={r}>", r=reason) self.whenConnected().addCallback(self.connectToBroker)
Connect to MQTT broker
def connectToBroker(self, protocol): ''' Connect to MQTT broker ''' self.protocol = protocol self.protocol.onPublish = self.onPublish self.protocol.onDisconnection = self.onDisconnection self.protocol.setWindowSize(3) self.task = task...
Produce ids for Protocol packets outliving their sessions
def makeId(self): '''Produce ids for Protocol packets, outliving their sessions''' self.id = (self.id + 1) % 65536 self.id = self.id or 1 # avoid id 0 return self.id
Send a CONNECT control packet.
def connect(self, request): ''' Send a CONNECT control packet. ''' state = self.__class__.__name__ return defer.fail(MQTTStateError("Unexpected connect() operation", state))
Handles CONNACK packet from the server
def handleCONNACK(self, response): ''' Handles CONNACK packet from the server ''' state = self.__class__.__name__ log.error("Unexpected {packet:7} packet received in {log_source}", packet="CONNACK")
Abstract ========
def connect(clientId, keepalive=0, willTopic=None, willMessage=None, willQoS=0, willRetain=False, username=None, password=None, cleanStart=True, version=mqtt.v311): ''' Abstract ======== Send a CONNECT control packet. Description =======...
Encode an UTF - 8 string into MQTT format. Returns a bytearray
def encodeString(string): ''' Encode an UTF-8 string into MQTT format. Returns a bytearray ''' encoded = bytearray(2) encoded.extend(bytearray(string, encoding='utf-8')) l = len(encoded)-2 if(l > 65535): raise StringValueError(l) encoded[0] = l >> 8 encoded[1] = l & 0xFF...
Decodes an UTF - 8 string from an encoded MQTT bytearray. Returns the decoded string and renaining bytearray to be parsed
def decodeString(encoded): ''' Decodes an UTF-8 string from an encoded MQTT bytearray. Returns the decoded string and renaining bytearray to be parsed ''' length = encoded[0]*256 + encoded[1] return (encoded[2:2+length].decode('utf-8'), encoded[2+length:])
Encodes a 16 bit unsigned integer into MQTT format. Returns a bytearray
def encode16Int(value): ''' Encodes a 16 bit unsigned integer into MQTT format. Returns a bytearray ''' value = int(value) encoded = bytearray(2) encoded[0] = value >> 8 encoded[1] = value & 0xFF return encoded
Encodes value into a multibyte sequence defined by MQTT protocol. Used to encode packet length fields.
def encodeLength(value): ''' Encodes value into a multibyte sequence defined by MQTT protocol. Used to encode packet length fields. ''' encoded = bytearray() while True: digit = value % 128 value //= 128 if value > 0: digit |= 128 encoded.append(digit)...
Decodes a variable length value defined in the MQTT protocol. This value typically represents remaining field lengths
def decodeLength(encoded): ''' Decodes a variable length value defined in the MQTT protocol. This value typically represents remaining field lengths ''' value = 0 multiplier = 1 for i in encoded: value += (i & 0x7F) * multiplier multiplier *= 0x80 if (i & 0x80) !...
Encode and store a DISCONNECT control packet.
def encode(self): ''' Encode and store a DISCONNECT control packet. ''' header = bytearray(2) header[0] = 0xE0 self.encoded = header return str(header) if PY2 else bytes(header)
Encode and store a CONNECT control packet.
def encode(self): ''' Encode and store a CONNECT control packet. @raise e: C{ValueError} if any encoded topic string exceeds 65535 bytes. @raise e: C{ValueError} if encoded username string exceeds 65535 bytes. ''' header = bytearray(1) varHeader = bytearray() ...
Decode a CONNECT control packet.
def decode(self, packet): ''' Decode a CONNECT control packet. ''' self.encoded = packet # Strip the fixed header plus variable length field lenLen = 1 while packet[lenLen] & 0x80: lenLen += 1 packet_remaining = packet[lenLen+1:] # Var...
Encode and store a CONNACK control packet.
def encode(self): ''' Encode and store a CONNACK control packet. ''' header = bytearray(1) varHeader = bytearray(2) header[0] = 0x20 varHeader[0] = self.session varHeader[1] = self.resultCode header.extend(encodeLength(len(varHe...
Decode a CONNACK control packet.
def decode(self, packet): ''' Decode a CONNACK control packet. ''' self.encoded = packet # Strip the fixed header plus variable length field lenLen = 1 while packet[lenLen] & 0x80: lenLen += 1 packet_remaining = packet[lenLen+1:] self....
Decode a SUBSCRIBE control packet.
def decode(self, packet): ''' Decode a SUBSCRIBE control packet. ''' self.encoded = packet lenLen = 1 while packet[lenLen] & 0x80: lenLen += 1 packet_remaining = packet[lenLen+1:] self.msgId = decode16Int(packet_remaining[0:2]) self....
Encode and store a SUBACK control packet.
def encode(self): ''' Encode and store a SUBACK control packet. ''' header = bytearray(1) payload = bytearray() varHeader = encode16Int(self.msgId) header[0] = 0x90 for code in self.granted: payload.append(code[0] | (0x80 if code[1] == Tru...
Encode and store an UNSUBCRIBE control packet
def encode(self): ''' Encode and store an UNSUBCRIBE control packet @raise e: C{ValueError} if any encoded topic string exceeds 65535 bytes ''' header = bytearray(1) payload = bytearray() varHeader = encode16Int(self.msgId) header[0] = 0xA2 # packe...
Decode a UNSUBACK control packet.
def decode(self, packet): ''' Decode a UNSUBACK control packet. ''' self.encoded = packet lenLen = 1 while packet[lenLen] & 0x80: lenLen += 1 packet_remaining = packet[lenLen+1:] self.msgId = decode16Int(packet_remaining[0:2]) self.t...
Encode and store an UNSUBACK control packet
def encode(self): ''' Encode and store an UNSUBACK control packet ''' header = bytearray(1) varHeader = encode16Int(self.msgId) header[0] = 0xB0 header.extend(encodeLength(len(varHeader))) header.extend(varHeader) self.encoded = header ...
Encode and store a PUBLISH control packet.
def encode(self): ''' Encode and store a PUBLISH control packet. @raise e: C{ValueError} if encoded topic string exceeds 65535 bytes. @raise e: C{ValueError} if encoded packet size exceeds 268435455 bytes. @raise e: C{TypeError} if C{data} is not a string, bytearray, int, boolean...
Decode a PUBLISH control packet.
def decode(self, packet): ''' Decode a PUBLISH control packet. ''' self.encoded = packet lenLen = 1 while packet[lenLen] & 0x80: lenLen += 1 packet_remaining = packet[lenLen+1:] self.dup = (packet[0] & 0x08) == 0x08 self.qos = (p...
Decode a PUBREL control packet.
def decode(self, packet): ''' Decode a PUBREL control packet. ''' self.encoded = packet lenLen = 1 while packet[lenLen] & 0x80: lenLen += 1 packet_remaining = packet[lenLen+1:] self.msgId = decode16Int(packet_remaining) self.dup = (pa...
Return url for call method.
def get_url(self, method=None, **kwargs): """Return url for call method. :param method (optional): `str` method name. :returns: `str` URL. """ kwargs.setdefault('v', self.__version) if self.__token is not None: kwargs.setdefault('access_token', self.__token)...
Send request to API.
def request(self, method, **kwargs): """ Send request to API. :param method: `str` method name. :returns: `dict` response. """ kwargs.setdefault('v', self.__version) if self.__token is not None: kwargs.setdefault('access_token', self.__token) ...
Authentication on vk. com.
def authentication(login, password): """ Authentication on vk.com. :param login: login on vk.com. :param password: password on vk.com. :returns: `requests.Session` session with cookies. """ session = requests.Session() response = session.get('https://m.vk.com') url = re.search(r'act...
OAuth on vk. com.
def oauth(login, password, app_id=4729418, scope=2097151): """ OAuth on vk.com. :param login: login on vk.com. :param password: password on vk.com. :param app_id: vk.com application id (default: 4729418). :param scope: allowed actions (default: 2097151 (all)). :returns: OAuth2 access token ...
create a block from array like objects The operation is well defined only if array is at most 2d.
def create_from_array(self, blockname, array, Nfile=None, memorylimit=1024 * 1024 * 256): """ create a block from array like objects The operation is well defined only if array is at most 2d. Parameters ---------- array : array_like, array shall h...
Refresh the list of blocks to the disk collectively
def refresh(self): """ Refresh the list of blocks to the disk, collectively """ if self.comm.rank == 0: self._blocks = self.list_blocks() else: self._blocks = None self._blocks = self.comm.bcast(self._blocks)
create a block from array like objects The operation is well defined only if array is at most 2d.
def create_from_array(self, blockname, array, Nfile=None, memorylimit=1024 * 1024 * 256): """ create a block from array like objects The operation is well defined only if array is at most 2d. Parameters ---------- array : array_like, array shall h...
If value is a string type attempts to convert it to a boolean if it looks like it might be one otherwise returns the value unchanged. The difference between this and: func: pyramid. settings. asbool is how non - bools are handled: this returns the original value whereas asbool returns False.
def maybebool(value): ''' If `value` is a string type, attempts to convert it to a boolean if it looks like it might be one, otherwise returns the value unchanged. The difference between this and :func:`pyramid.settings.asbool` is how non-bools are handled: this returns the original value, where...
This function will take all webassets. * parameters and call the Environment () constructor with kwargs passed in.
def get_webassets_env_from_settings(settings, prefix='webassets'): """This function will take all webassets.* parameters, and call the ``Environment()`` constructor with kwargs passed in. The only two parameters that are not passed as keywords are: * base_dir * base_url which are passed in po...
Function for converting a dict to an array suitable for sklearn.
def format_data(self, data, scale=True): """ Function for converting a dict to an array suitable for sklearn. Parameters ---------- data : dict A dict of data, containing all elements of `analytes` as items. scale : bool Whether or not...
Function to format data for cluster fitting.
def fitting_data(self, data): """ Function to format data for cluster fitting. Parameters ---------- data : dict A dict of data, containing all elements of `analytes` as items. Returns ------- A data array for initial cluster fitt...
Fit KMeans clustering algorithm to data.
def fit_kmeans(self, data, n_clusters, **kwargs): """ Fit KMeans clustering algorithm to data. Parameters ---------- data : array-like A dataset formatted by `classifier.fitting_data`. n_clusters : int The number of clusters in the data. *...
Fit MeanShift clustering algorithm to data.
def fit_meanshift(self, data, bandwidth=None, bin_seeding=False, **kwargs): """ Fit MeanShift clustering algorithm to data. Parameters ---------- data : array-like A dataset formatted by `classifier.fitting_data`. bandwidth : float The bandwidth v...
fit classifiers from large dataset.
def fit(self, data, method='kmeans', **kwargs): """ fit classifiers from large dataset. Parameters ---------- data : dict A dict of data for clustering. Must contain items with the same name as analytes used for clustering. method : st...
Label new data with cluster identities.
def predict(self, data): """ Label new data with cluster identities. Parameters ---------- data : dict A data dict containing the same analytes used to fit the classifier. sort_by : str The name of an analyte used to sort the resulting...
Translate cluster identity back to original data size.
def map_clusters(self, size, sampled, clusters): """ Translate cluster identity back to original data size. Parameters ---------- size : int size of original dataset sampled : array-like integer array describing location of finite values ...
Sort clusters by the concentration of a particular analyte.
def sort_clusters(self, data, cs, sort_by): """ Sort clusters by the concentration of a particular analyte. Parameters ---------- data : dict A dataset containing sort_by as a key. cs : array-like An array of clusters, the same length as values of...
Return a datetime oject from a string with optional time format.
def get_date(datetime, time_format=None): """ Return a datetime oject from a string, with optional time format. Parameters ---------- datetime : str Date-time as string in any sensible format. time_format : datetime str (optional) String describing the datetime format. If missin...
Returns the total number of data points in values of dict.
def get_total_n_points(d): """ Returns the total number of data points in values of dict. Paramters --------- d : dict """ n = 0 for di in d.values(): n += len(di) return n
Returns total length of analysis.
def get_total_time_span(d): """ Returns total length of analysis. """ tmax = 0 for di in d.values(): if di.uTime.max() > tmax: tmax = di.uTime.max() return tmax
Determines the most appropriate plotting unit for data.
def unitpicker(a, llim=0.1, denominator=None, focus_stage=None): """ Determines the most appropriate plotting unit for data. Parameters ---------- a : float or array-like number to optimise. If array like, the 25% quantile is optimised. llim : float minimum allowable value in sc...
Returns formatted element name.
def pretty_element(s): """ Returns formatted element name. Parameters ---------- s : str of format [A-Z][a-z]?[0-9]+ Returns ------- str LaTeX formatted string with superscript numbers. """ el = re.match('.*?([A-z]{1,3}).*?', s).groups()[0] m = re.match('.*?...
Converts analytes in format 27Al to Al27.
def analyte_2_namemass(s): """ Converts analytes in format '27Al' to 'Al27'. Parameters ---------- s : str of format [A-z]{1,3}[0-9]{1,3} Returns ------- str Name in format [0-9]{1,3}[A-z]{1,3} """ el = re.match('.*?([A-z]{1,3}).*?', s).groups()[0] m = re.ma...
Converts analytes in format Al27 to 27Al.
def analyte_2_massname(s): """ Converts analytes in format 'Al27' to '27Al'. Parameters ---------- s : str of format [0-9]{1,3}[A-z]{1,3} Returns ------- str Name in format [A-z]{1,3}[0-9]{1,3} """ el = re.match('.*?([A-z]{1,3}).*?', s).groups()[0] m = re.ma...
Copy all csvs in nested directroy to single directory.
def collate_data(in_dir, extension='.csv', out_dir=None): """ Copy all csvs in nested directroy to single directory. Function to copy all csvs from a directory, and place them in a new directory. Parameters ---------- in_dir : str Input directory containing csv files in subfolders ...
Convert boolean array into a 2D array of ( start stop ) pairs.
def bool_2_indices(a): """ Convert boolean array into a 2D array of (start, stop) pairs. """ if any(a): lims = [] lims.append(np.where(a[:-1] != a[1:])[0]) if a[0]: lims.append([0]) if a[-1]: lims.append([len(a) - 1]) lims = np.concatenate...
Consecutively numbers contiguous booleans in array.
def enumerate_bool(bool_array, nstart=0): """ Consecutively numbers contiguous booleans in array. i.e. a boolean sequence, and resulting numbering T F T T T F T F F F T T F 0-1 1 1 - 2 ---3 3 - where ' - ' Parameters ---------- bool_array : array_like Array of booleans. ...
Generate boolean array from list of limit tuples.
def tuples_2_bool(tuples, x): """ Generate boolean array from list of limit tuples. Parameters ---------- tuples : array_like [2, n] array of (start, end) values x : array_like x scale the tuples are mapped to Returns ------- array_like boolean array, True w...
Returns ( win len ( a )) rolling - window array of data.
def rolling_window(a, window, pad=None): """ Returns (win, len(a)) rolling - window array of data. Parameters ---------- a : array_like Array to calculate the rolling window of window : int Description of `window`. pad : same as dtype(a) Description of `pad`. Re...
Returns rolling - window smooth of a.
def fastsmooth(a, win=11): """ Returns rolling - window smooth of a. Function to efficiently calculate the rolling mean of a numpy array using 'stride_tricks' to split up a 1D array into an ndarray of sub - sections of the original array, of dimensions [len(a) - win, win]. Parameters -----...
Returns rolling - window gradient of a.
def fastgrad(a, win=11): """ Returns rolling - window gradient of a. Function to efficiently calculate the rolling gradient of a numpy array using 'stride_tricks' to split up a 1D array into an ndarray of sub - sections of the original array, of dimensions [len(a) - win, win]. Parameters -...
Calculate gradients of values in dat. Parameters ---------- x: array like Independent variable for items in dat. dat: dict { key: dependent_variable } pairs keys: str or array - like Which keys in dict to calculate the gradient of. win: int The side of the rolling window for gradient calculation
def calc_grads(x, dat, keys=None, win=5): """ Calculate gradients of values in dat. Parameters ---------- x : array like Independent variable for items in dat. dat : dict {key: dependent_variable} pairs keys : str or array-like Which keys in dict to calculate the...
Function to find local minima.
def findmins(x, y): """ Function to find local minima. Parameters ---------- x, y : array_like 1D arrays of the independent (x) and dependent (y) variables. Returns ------- array_like Array of points in x where y has a local minimum. """ return x[np.r_[False, y[1:] ...
Combine elements of ddict into an array of shape ( len ( ddict [ key ] ) len ( keys )).
def stack_keys(ddict, keys, extra=None): """ Combine elements of ddict into an array of shape (len(ddict[key]), len(keys)). Useful for preparing data for sklearn. Parameters ---------- ddict : dict A dict containing arrays or lists to be stacked. Must be of equal length. ke...
Identify clusters using Meanshift algorithm.
def cluster_meanshift(data, bandwidth=None, bin_seeding=False, **kwargs): """ Identify clusters using Meanshift algorithm. Parameters ---------- data : array_like array of size [n_samples, n_features]. bandwidth : float or None If None, bandwidth is estimated automatically using...
Identify clusters using K - Means algorithm.
def cluster_kmeans(data, n_clusters, **kwargs): """ Identify clusters using K - Means algorithm. Parameters ---------- data : array_like array of size [n_samples, n_features]. n_clusters : int The number of clusters expected in the data. Returns ------- dict ...
Identify clusters using DBSCAN algorithm.
def cluster_DBSCAN(data, eps=None, min_samples=None, n_clusters=None, maxiter=200, **kwargs): """ Identify clusters using DBSCAN algorithm. Parameters ---------- data : array_like array of size [n_samples, n_features]. eps : float The minimum 'distance' points...
Returns list of SRMS defined in the SRM database
def get_defined_srms(srm_file): """ Returns list of SRMS defined in the SRM database """ srms = read_table(srm_file) return np.asanyarray(srms.index.unique())
Read LAtools configuration file and return parameters as dict.
def read_configuration(config='DEFAULT'): """ Read LAtools configuration file, and return parameters as dict. """ # read configuration file _, conf = read_latoolscfg() # if 'DEFAULT', check which is the default configuration if config == 'DEFAULT': config = conf['DEFAULT']['config'] ...
Reads configuration returns a ConfigParser object.
def read_latoolscfg(): """ Reads configuration, returns a ConfigParser object. Distinct from read_configuration, which returns a dict. """ config_file = pkgrs.resource_filename('latools', 'latools.cfg') cf = configparser.ConfigParser() cf.read(config_file) return config_file, cf
Prints all currently defined configurations.
def print_all(): """ Prints all currently defined configurations. """ # read configuration file _, conf = read_latoolscfg() default = conf['DEFAULT']['config'] pstr = '\nCurrently defined LAtools configurations:\n\n' for s in conf.sections(): if s == default: pstr +...
Creates a copy of the default SRM table at the specified location.
def copy_SRM_file(destination=None, config='DEFAULT'): """ Creates a copy of the default SRM table at the specified location. Parameters ---------- destination : str The save location for the SRM file. If no location specified, saves it as 'LAtools_[config]_SRMTable.csv' in the cur...
Adds a new configuration to latools. cfg.
def create(config_name, srmfile=None, dataformat=None, base_on='DEFAULT', make_default=False): """ Adds a new configuration to latools.cfg. Parameters ---------- config_name : str The name of the new configuration. This should be descriptive (e.g. UC Davis Foram Group) srmfile :...
Change the default configuration.
def change_default(config): """ Change the default configuration. """ config_file, cf = read_latoolscfg() if config not in cf.sections(): raise ValueError("\n'{:s}' is not a defined configuration.".format(config)) if config == 'REPRODUCE': pstr = ('Are you SURE you want to set ...
Return boolean arrays where a > = and < threshold.
def threshold(values, threshold): """ Return boolean arrays where a >= and < threshold. Parameters ---------- values : array-like Array of real values. threshold : float Threshold value Returns ------- (below, above) : tuple or boolean arrays """ values ...
Exclude all data after the first excluded portion.
def exclude_downhole(filt, threshold=2): """ Exclude all data after the first excluded portion. This makes sense for spot measurements where, because of the signal mixing inherent in LA-ICPMS, once a contaminant is ablated, it will always be present to some degree in signals from further down t...
Defragment a filter.
def defrag(filt, threshold=3, mode='include'): """ 'Defragment' a filter. Parameters ---------- filt : boolean array A filter threshold : int Consecutive values equal to or below this threshold length are considered fragments, and will be removed. mode : str ...
Remove points from the start and end of True regions. Parameters ---------- start end: int The number of points to remove from the start and end of the specified filter. ind: boolean array Which filter to trim. If True applies to currently active filters.
def trim(ind, start=1, end=0): """ Remove points from the start and end of True regions. Parameters ---------- start, end : int The number of points to remove from the start and end of the specified filter. ind : boolean array Which filter to trim. If True, applies t...
Set the focus attribute of the data file.
def setfocus(self, focus): """ Set the 'focus' attribute of the data file. The 'focus' attribute of the object points towards data from a particular stage of analysis. It is used to identify the 'working stage' of the data. Processing functions operate on the 'focus' sta...
Applies expdecay_despiker and noise_despiker to data.
def despike(self, expdecay_despiker=True, exponent=None, noise_despiker=True, win=3, nlim=12., maxiter=3): """ Applies expdecay_despiker and noise_despiker to data. Parameters ---------- expdecay_despiker : bool Whether or not to apply the exponential...
Automatically separates signal and background data regions.
def autorange(self, analyte='total_counts', gwin=5, swin=3, win=30, on_mult=[1., 1.], off_mult=[1., 1.5], ploterrs=True, transform='log', **kwargs): """ Automatically separates signal and background data regions. Automatically detect signal and background reg...
Plot a detailed autorange report for this sample.
def autorange_plot(self, analyte='total_counts', gwin=7, swin=None, win=20, on_mult=[1.5, 1.], off_mult=[1., 1.5], transform='log'): """ Plot a detailed autorange report for this sample. """ if analyte is None: # sig = self.focus[...
Transform boolean arrays into list of limit pairs.
def mkrngs(self): """ Transform boolean arrays into list of limit pairs. Gets Time limits of signal/background boolean arrays and stores them as sigrng and bkgrng arrays. These arrays can be saved by 'save_ranges' in the analyse object. """ bbool = bool_2_indices...
Subtract provided background from signal ( focus stage ).
def bkg_subtract(self, analyte, bkg, ind=None, focus_stage='despiked'): """ Subtract provided background from signal (focus stage). Results is saved in new 'bkgsub' focus stage Returns ------- None """ if 'bkgsub' not in self.data.keys(): sel...
Correct spectral interference.
def correct_spectral_interference(self, target_analyte, source_analyte, f): """ Correct spectral interference. Subtract interference counts from target_analyte, based on the intensity of a source_analayte and a known fractional contribution (f). Correction takes the form: ...
Divide all analytes by a specified internal_standard analyte.
def ratio(self, internal_standard=None): """ Divide all analytes by a specified internal_standard analyte. Parameters ---------- internal_standard : str The analyte used as the internal_standard. Returns ------- None """ if in...
Apply calibration to data.
def calibrate(self, calib_ps, analytes=None): """ Apply calibration to data. The `calib_dict` must be calculated at the `analyse` level, and passed to this calibrate function. Parameters ---------- calib_dict : dict A dict of calibration values to ap...
Calculate sample statistics
def sample_stats(self, analytes=None, filt=True, stat_fns={}, eachtrace=True): """ Calculate sample statistics Returns samples, analytes, and arrays of statistics of shape (samples, analytes). Statistics are calculated from the 'focus' d...
Function for calculating the ablation time for each ablation.
def ablation_times(self): """ Function for calculating the ablation time for each ablation. Returns ------- dict of times for each ablation. """ ats = {} for n in np.arange(self.n) + 1: t = self.Time[self.ns == n] ats[n...
Apply threshold filter.
def filter_threshold(self, analyte, threshold): """ Apply threshold filter. Generates threshold filters for the given analytes above and below the specified threshold. Two filters are created with prefixes '_above' and '_below'. '_above' keeps all the data above the...
Apply gradient threshold filter.
def filter_gradient_threshold(self, analyte, win, threshold, recalc=True): """ Apply gradient threshold filter. Generates threshold filters for the given analytes above and below the specified threshold. Two filters are created with prefixes '_above' and '_below'. '...
Applies an n - dimensional clustering filter to the data.
def filter_clustering(self, analytes, filt=False, normalise=True, method='meanshift', include_time=False, sort=None, min_data=10, **kwargs): """ Applies an n - dimensional clustering filter to the data. Available Clustering Algorithms ...
Calculate local correlation between two analytes.
def calc_correlation(self, x_analyte, y_analyte, window=15, filt=True, recalc=True): """ Calculate local correlation between two analytes. Parameters ---------- x_analyte, y_analyte : str The names of the x and y analytes to correlate. window : int, None ...
Calculate correlation filter.
def filter_correlation(self, x_analyte, y_analyte, window=15, r_threshold=0.9, p_threshold=0.05, filt=True, recalc=False): """ Calculate correlation filter. Parameters ---------- x_analyte, y_analyte : str The names of the x and y analytes ...
Plot the local correlation between two analytes.
def correlation_plot(self, x_analyte, y_analyte, window=15, filt=True, recalc=False): """ Plot the local correlation between two analytes. Parameters ---------- x_analyte, y_analyte : str The names of the x and y analytes to correlate. window : int, None ...
Make new filter from combination of other filters.
def filter_new(self, name, filt_str): """ Make new filter from combination of other filters. Parameters ---------- name : str The name of the new filter. Should be unique. filt_str : str A logical combination of partial strings which will create ...