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from pathlib import Path def ensure_dir(dpath): """Ensure that a directory exists""" absdir = Path(dpath) if not absdir.exists(): absdir.mkdir(parents=True) return absdir
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def get_next_chunk(chunk_enumerator): """ An enumerator wrapper that returns None instead of throwing. """ try: return next(chunk_enumerator) except StopIteration: return None
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def get_all_subclasses(cls, include_itself=False): """ recursively find all subclasses of a given class cls """ all_subclasses = [cls] if include_itself else [] for subclass in cls.__subclasses__(): all_subclasses.append(subclass) all_subclasses.extend(get_all_subclasses(subclass)) retu...
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from pathlib import Path def create_folder(folder): """Create a folder if it doesn't exist""" folder = Path(folder) if not folder.is_dir(): folder.mkdir(parents=True) return folder
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def map_range(x, in_min, in_max, out_min, out_max): """ Maps a number from one range to another. Note: This implementation handles values < in_min differently than arduino's map function does. :return: Returns value mapped to new range :rtype: float """ mapped = (x-in_min) * (out_max - out_m...
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def is_nucleus(particle): """Test if particle is a nucleus. See dataclasses/private/dataclasses/physics/I3Particle.cxx Parameters ---------- particle : shape () ndarray of dtype I3PARTICLE_T Returns ------- is_nucleus : bool """ return 1000000000 <= abs(particle["pdg_encoding...
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def get_trace_component_for_rule(rule_db, trigger_instance_db): """ Returns the trace_component compatible dict representation of a rule. :param rule_db: The rule to translate :type rule_db: RuleDB :param trigger_instance_db: The TriggerInstance with causal relation to rule_db :type trigger_in...
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def undotify(dotdict): """ Expand a dictionary containing keys in "dot notation". This support both standard dict or OrderedDict, or any dict subclass. For example:: .. code-block:: python3 dotdict = { 'key1.key2.key3': 'string1', 'key1.key2.key4': 1000, ...
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def spaces(num_spaces: int) -> str: """ Return a string with the given number of spaces. """ return ' ' * num_spaces
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def get_initials(name): """Return the intials from a string.""" return ''.join([x[0].upper() for x in name.split()])
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def mag2Flux(mag, unit='maggy'): """ Convert HSC AB magnitude into physical flux. Parameters ---------- mag : scalar or array of float Magnitude of the object. unit : string, optional Unit of the flux. ('maggy/nanomaggy/jy') Default : 'maggy' """ flux = 10.0 ** ...
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def get_cron_strings(job): """Returns cron strings. :param Job job: An apscheduler.job.Job instance. :return: cron strings :rtype: dict """ return { 'month': str(job.trigger.fields[1]), 'day': str(job.trigger.fields[2]), 'week': str(job.trigger.fields[3]), 'day_of...
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import math def _crop_scans(obj_scan, blank_scan, dark_scan, crop_factor=[(0, 0), (1, 1)]): """Crop given scans with given factor. Args: obj_scan (float): A stack of sinograms. 3D numpy array, (num_views, num_slices, num_channels). blank_scan (float) : A blank scan. 3D numpy array, (1, num_sl...
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import re def _is_valid_frequency(value: str) -> bool: """Returns true if the frequency passed is an instance of string, is not None, and adheres to the regex patterns for frequency strings. """ pattern = r"^\d+[smhdwM]$" return isinstance(value, str) and re.match(pattern, value) is not None
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import logging def _level_to_allowed_num(level, name_to_level=logging._nameToLevel): """Returns int. Raises ValueError for invalid str (not in name_to_level) or invalid int, or TypeError if needed. """ max_level = max(name_to_level.values()) if isinstance(level, str): level = name_to_level.get(lev...
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def getsuffix(subject): """ Returns the suffix of a filename. If the file has no suffix, returns None. Can return an empty string if the filenam ends with a period. """ index = subject.rfind('.') if index > subject.replace('\\', '/').rfind('/'): return subject[index+1:] return None
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def is_image(ext): """ Checks if the file_format is a supported image to read. :param ext: the extension of a file. :return: whether or not the file is a image """ return ext == '.jpeg' or ext == '.png' or ext == '.jpg' or ext == '.bmp'
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def get_cat(CatVar, data): """ Gets the possible values for all categorical predictors, to be used with ohe. Necessary to avoid different numbers of columns when encoding. :param CatVar: List. The categorical variables in the data that will be passed. :param data: DataFrame like object. The full data fo...
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def LineObsColFlag(state1, state2, obstaclelist, robrad): """ Performs a collision check between a line connecting two states and a list of obstacles We assume that points are inside the environment and not colliding with any obstacles. Inputs: state1, state2: two states to check (must have passed ...
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import itertools def guess_dict(guess,wildcard_char='?'): """Get a dictionary of possible things / combinations that the guess word could make. Example 'arise' has '????e' and 'er???' Args: guess (string): word to generate the combinations with wildcard_char (string, optional): wildcard chara...
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def get_average_monthly_donwloads(daily_donwloads_list): """ Calculate the average monthly downloads from the download API response """ total = 0 for daily_donwloads in daily_donwloads_list: total += daily_donwloads['downloads'] return total // len(daily_donwloads_list)
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def valid_name(name): """ This function checks if the given name is a valid name """ if not isinstance(name, str): return "Bad input. Name should be a string" if len(name.strip()) == 0: return "Name can't be empty. Please enter a valid name" elif len(name.strip()) < 3: re...
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from typing import List def as_package(names: List[str]) -> str: """Joins names as a package name.""" return '.'.join(names)
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def get_available_username(user_info): """ Determines the username based on information available from slack. First information is used in the following order: 1) display_name, 2) real_name, 3) name See: https://api.slack.com/types/user :param user_info: Slack user_info object :return: human...
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def indentation(string, indent, count=1): """Indents a string. Keyword arguments: string -- The string you want to indent. indent -- The string to use for the indent. count -- How many times you want indent repeated. """ # Type check for string and indent if type(string) is not str or t...
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def is_string(val): """ Return whether a value is a ``str``. """ return isinstance(val, str)
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def PartialProgress(f1, f2, progress_callback): """Often a function accepting a progress callback needs to call sub-functions to perform the task. By wrapping the given callback with this function before passing it on, correct progress will be sent upwards. Like so: def LongRunningTask(pro...
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import re def crop_title(source: str) -> str: """ Crop out the first title from the source if it starts with it. :param source: source string to be processed. :returns: source string with the first title removed """ result = source.lstrip() if re.match('^#{1,6} .+', result): # starts wi...
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import functools import inspect def get_func_kwargs(func): """Get keyword args of a function.""" # first, unwrap functools.partial. only extra keyword arguments. partial_supported_params = {} while isinstance(func, functools.partial): partial_supported_params.update(func.keywords) func = func.func #...
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def nm_to_wavenumbers(nm): """calculate wavenumbers from given nm""" return 10**7/nm
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def one_hot_encoding(data: dict, feature: str): """ :param data: dict[str, list], key is the column name, value is its data :param feature: str, the column name of interest :return data: dict[str, list], remove the feature column and add its one-hot encoding features """ if feature == 'Sex': for i in range(len(...
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from datetime import datetime import pytz def naive_to_aware(dt: datetime): """ Converts naive datetime to aware datetime. """ if dt.tzinfo is None: return pytz.utc.localize(dt) return dt
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def da_is_float(da): """ Check if DataArray is of floating point type """ assert hasattr(da, 'dtype') return da.dtype.kind == 'f'
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from typing import Optional from typing import Dict def _is_export_remote(remote_info: Optional[Dict]) -> bool: """Check if remote_info is valid and has exporttree set to "yes" Parameters ---------- remote_info: Optional[Dict] Optional dictionary the contains git annex special. Returns ...
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from datetime import datetime def format_unix(unix_ts, date_format): """Format unix timestamp as a string timestamp in date_format. Args: unix_ts: unix timestamp date_format: datetime time stamp format Returns: string: formatted timestamp in `date_format` """ return date...
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def _move_delta_lbound(d, bytes): """Move the delta by the given amount of bytes, reducing its size so that its right bound stays static :param bytes: amount of bytes to move, must be smaller than delta size :return: d""" if bytes == 0: return d.to += bytes d.so += bytes d.ts -= bytes if d.data is not Non...
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def formatfloat(x): """Convert x to a %.3f-format string.""" ret = "%.3f" % float(x) if float(x) >= 0.0: return f" {ret}" return ret
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def recvall(sock, num_bytes): """ Receives a size-prefixed message from the send() function above. Thanks to Adam Rosenfield and Hedde van der Heide for the elegant solution. Args: sock: The socket to receive from. Returns: The complete message received by the socket, or None if no...
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def ensure_bytes(s): """Attempt to turn `s` into bytes. Parameters ---------- s : Any The object to be converted. Will correctly handled * str * bytes * objects implementing the buffer protocol (memoryview, ndarray, etc.) Returns ------- b : bytes Rais...
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def xy_to_im_coords(xy, im_size): """ Args: xy [batch_size, 2] in [-1, 1] x [-1, 1] im_size Returns: im_coords [batch_size, 2] in [0, im_size] x [0, im_size] """ im_coords = xy.clone() im_coords[:, 0] = (xy[:, 0] + 1) / 2 * im_size im_coords[:, 1] = im_size - (xy[:, ...
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def input_columns_names(picture_size): """ Generate the names of the input columns representing the pixels of the pictures, for a given picture size. """ input_columns = [] for color in 'rgb': input_columns.extend(['%s%i' % (color, i) for i in range(picture_...
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def wavelength_tlv(wave_period, velocity): """Usage: Calculate wavelength (l) using wave period (T) and velocity (v)""" return wave_period*velocity
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def recall(fn: float, tp: float) -> float: """ Calculate recall. :param fn: False negative count. :param tp: True positive count. :return: Recall. """ return 0 if tp + fn == 0 else fn / (tp + fn)
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def game_node_hash(game_node): """ Creates a unique hash of a game node. Hashes are created with respect to the current state of the board and the move that put it in that state. Parameters ---------- game_node : chess.pgn.GameNode Some node to hash. Returns ------- str A hash value. """ board = game...
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def is_query_complete(query): """ returns indication as to if query includes a q=, cb.q=, or cb.fq """ if query.startswith("cb.urlver="): return True if query.startswith("q=") or \ query.startswith("cb.q=") or \ query.startswith("cb.fq="): return True return False
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import random def draw_random_indices( mutable_sonic_content_indices: list[int], n_tone_row_instances_by_group: list[int] ) -> tuple[int, int]: """ Draw index of melodic lines group and index of tone row instance from it. :param mutable_sonic_content_indices: indices of groups such that t...
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def order_mirrored_vertex_points(vertices, plane): """ Order mirrored vertex points to keep consistent global system Args: :vertices: (tuple) vertices like (a, b, c, d) :plane: (str) plane ('xy', 'xz' or 'yz') Returns: :ordered_vertices: (tuple) ordered vertices """ a,...
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def port_range(range): """ :param range: openstack port range format '200: 300' :return: fortigate port range format: '100-200' e.g. tcp-portrange 100-200:300-400 """ if range: return '-'.join([p.strip() for p in range.split(':')]) else: return '1-65535'
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def tuplify_port_dicts(dicts): """ Input: dicts (dict): embedded state dictionaries with the {'port_id': {'state_id': state_value}} Return: dict: tuplified dictionary with {(port_id','state_id'): value} """ merge = {} for port, states_dict in dicts.items(): if states_dic...
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def prior_knolwedge_categorized(price, n_bins = 12): """ function of prior knowledge for categorized price :param price: input price - this price should already be bucketized. The value is in the range [0, n_bin) :param n_bins: number of bins :return: expected prob. """ # The winning probabl...
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import math def binom(row_index, column_index=None): """ Computes the n-th coefficient or an entire row from Pascal's triangle binomial coefficients. """ if column_index is None: return [ math.factorial(row_index) / (math.factorial(row_index - c) * math.factorial(c)) ...
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import random def random_text(length): """Returns a random lower-case string of len length.""" return "".join([ chr(random.sample(range(97, 123), 1)[0]) for _ in range(length) ])
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import socket def hostname_to_server_id(hostname): """ Convert a hostname to a MySQL server_id using its ip address Args: hostname - A string Returns: An integer to be used for the server_id """ ip = socket.gethostbyname(hostname) parts = ip.split('.') return ((int(parts[0]) << 2...
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def get_crop_points_vert(img_a_w, transfmd_corners_img_b): """Function to find the pixel corners in the vertically stitched images to crop and remove the black space around. Args: img_a_h (int): the width of the pivot image that is image A transfmd_corners_img_b (numpy array): of sh...
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def legendre_symbol(a, p): """ Compute the Legendre symbol a|p using Euler's criterion. p is a prime, a is relatively prime to p (if p divides a, then a|p = 0) Returns 1 if a has a square root modulo p, -1 otherwise. """ ls = pow(a, (p - 1) // 2, p) return -1 if ls == p - 1 else ls
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from typing import Union def _get_antenna_from_scene_dir_second(scene_dir_second: str) -> Union[str, None]: """If there is antenna datum inside `scene_dir_second` string, then return it. Otherwise, return None.""" valid_antennas = ('CB11', 'CP5', 'ETC2') # return antenna datum from scene_dir_second,...
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import hashlib def to_script_hash(byte_array) -> bytes: """ Converts a data to a script hash. :param byte_array: data to hash. :type byte_array: bytearray or bytes :return: the script hash of the data :rtype: bytes """ intermed = hashlib.sha256(byte_array).digest() return hashlib...
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def ssh_cmd(cmd_str, ip, ssh_key=None): """construct an ssh command """ if ssh_key is None: ssh_cmd_str = 'ssh %s \'%s\'' % (ip, cmd_str) else: ssh_cmd_str = 'ssh -i %s %s \'%s\'' % (ssh_key, ip, cmd_str) return ssh_cmd_str
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from typing import Optional from pathlib import Path def get_aml_user_folder() -> Optional[Path]: """Return the root of the user folder.""" path_parts = Path(".").absolute().parts if "Users" not in path_parts: return None # find the index of the last occurrence of "users" users_idx = len(p...
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def match(s1, s2): """ :param s1: str, the long DNA sequence to be compared :param s2: str, the short DNA sequence to match :return: str, the most similar segment from the long DNA sequence """ ans = '' maximum = 0 # The maximum of match rate for i in range(len(s1) - len(s2) + 1): ...
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def acronym_gen(phrase): """Acronym generator Args: phrase (str): Phrase to shorten to acronym Returns: str: Acronym """ phrase_split = phrase.split() acronym = "" ## iterate through every substring for i in phrase_split: acronym = acronym + i[0].upper() ...
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from functools import reduce def _prod(seq): """Returns the product of the elements in the sequence `seq`.""" return reduce(lambda x, y: x*y, seq, 1)
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def _validate_template_folder(template_folder): """ Validates the given `template_folder` value. Parameters ---------- template_folder : `None` or `str` The template folder's value. Returns ------- template_folder : `None` or `str` The template folder's validated value....
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def formula(n): """Returns the n-th number of fib with math formula""" sqrt_5 = 5**0.5 return round(((1 + sqrt_5) / 2)**n / sqrt_5)
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from builtins import str as text def get_attr(obj, attr): """ Get the right value for the attribute. Handle special cases like callables and the __str__ attribute. """ if attr == '__str__': value = text(obj) else: attribute = getattr(obj, attr) value = attribute() if ca...
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def _replace_angle_brackets(url_string): """ Replace angle brackets with braces in a given url. Swaggerhub prefers URLs with variables to have curly braces instead of angle brackets, so this replaces all instances of angle brackets with curly braces. For example: /users/<user_id> -> /users/{us...
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def local(public_repo_name): """Return local form of public repo name. Aptly REST API interprets '_' as '/' in repo names. :param public_repo_name: The name of the repo (e.g. a4pizza/base) """ return public_repo_name.replace('/', '_')
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import torch def collate_sequences(samples, pad, align_right=False): """Collates 1D tensors of different length with padding.""" lengths = [x.size(0) for x in samples] max_length = max(lengths) # initialize with batch_size * length first tensor = samples[0].new(len(samples), max_length).fill_(pad)...
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def get_intersection_columns_for_different_csv_files(output_dict): """ Args: output_dict (dictionary): a dictionary that has the keys as columns and the values as the number of csv files they occur in Returns: column_list (list): a list of columns that has the columns which occur ...
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import re def to_snake_case(section): """Transforms input to snake_case from formats like CamelCase Required Args: section (str) - Name of String to be converted Returns: (str) section in snake_case """ return re.sub(r'(?<!^)(?=[A-Z])', '_', section).lower()
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def get_latest_file(file_path, filename_like, file_ext): """ Find absolute path to the file with the latest timestamp given the datasource name and file extension in the path :param path: where to look for the file :param datasource: stem name of the file :param file_ext: :return: """ fi...
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from functools import reduce def compose(*functions): """ Create a single unary function from multiple unary functions """ # pylint:disable=undefined-variable return reduce(lambda f, g: lambda x: f(g(x)), functions)
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def soft_threshold(x, threshold): """ If abs(x) is less than or equal to threshold then return 0, else move the value towards 0 by the threshold amount. """ if x > threshold: val = x - threshold elif x < -threshold: val = x + threshold else: val = 0 return val
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def read_logfile(log_filepath): """ Function to read the portal.log file generated by Genesippr :param log_filepath: Path to portal.log :return: Raw list of lines from the log file """ try: log_file = open(log_filepath, 'r') log_lines = log_file.readlines() log_file.clos...
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def generate_net_file_name(file_prefix, net_number): """ Generate file name and suffix for net-file (.pth). """ return f"{file_prefix}-net{net_number}.pth"
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def get_chrom_name_from_bin_fn(bin_fn): """ Assuming that the bin_fn is like this: genome_chr2.211_binary.txt.gz Chrom name that is returned in this function will be like thisL chr2.211 """ return bin_fn.split("_")[1]
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def add_marker(x, y, z): """ Create a plotly marker dict. """ return { "x": [x], "y": [y], "z": [z], "mode": "markers", "marker": {"size": 25, "line": {"width": 3}}, "name": "Marker", "type": "scatter3d", "text": ["Click point to remove annotation...
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import bz2 def bz2_encode(data, level=9, out=None): """Compress BZ2.""" return bz2.compress(data, level)
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import re def contains_domain(address, domain): """Returns True if the email address contains the given,domain,in the domain position, false if not.""" domain = r'[\w\.-]+@'+domain+'$' if re.match(domain,address): return True return False
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def built_before(building, timestamp, player): """Get list of buildings constructed before a given time.""" result = [] for item in player['build']: if item['building'] == building and item['timestamp'] < timestamp: result.append(item) return result
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def recursive(array, element, left=0, right=None, sort=False): """ Perform Binary Search by Iterative Method. :param array: Iterable of elements. :param left: start limit of array. :param right: end limit of array. :param element: element to be searched. :param sort: True will sort the array...
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def filesize_converter(size): """ Convert filesize unit to KB, MB and GB based on the size value. # Arguments: size: number of bytes # Returns: converted size. """ if size <= 1024: size_report = str(round(size, 2)) + " KB" elif size <= 1024*1024: size_repor...
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import re def token_in_line(line, token): """Find if token is present in string.""" # the second regex needs to include digits for Base64 vs. Base, Type vs. Type1 etc. pattern = r'(^|[^a-zA-Z_]+)' + token + r'($|[^a-zA-Z0-9_]+)' p = re.compile(pattern) hits = p.findall(line) return len(hits) >...
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def get_content_values_by_name(content, name): """ :type content: dict :param content: A dictionary as returned by KairosDB with timestamps converted to seconds since the epoch :type name: str :param name: The name of the entry in the results whose values will be returned :rtype: list :ret...
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def _feature_tokenize( string, layer=0, tok_delim=None, feat_delim=None, truncate=None): """Split apart word features (like POS/NER tags) from the tokens. Args: string (str): A string with ``tok_delim`` joining tokens and features joined by ``feat_delim``. For example, `...
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def label_atoms(mol, labels): """Label atoms when depicting a molecule :param mol: input molecule :param labels: labels, one for each atom :return: molecule with labels """ [atm.SetProp('atomNote', "") for atm in mol.GetAtoms()] for atm in mol.GetAtoms(): idx = atm.GetIdx() ...
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def is_high(speed: dict) -> dict: """Determine whether speed exceeds the limit""" if speed['speed'] >= 100 or speed['speed'] <= 90: speed['exceeds'] = True else: speed['exceeds'] = False return speed
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def is_volume_classifier(model_prediction: dict, volume_metadata: dict) -> bool: """ Is this a prediction of a volume classifier? :param model_prediction: a mapping from identifiers to classification results :param volume_metadata: maps a volume_identifier to (exam_identifier, side, view) :return:...
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def is_classifier(estimator): """ Returns True if the given estimator is (probably) a classifier. From: https://github.com/scikit-learn/scikit-learn/blob/master/sklearn/base.py#L526 """ return getattr(estimator, "_estimator_type", None) == "classifier"
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def convert_boolean_list_to_indices(list_of_booleans): """ take a list of boolean values and return the indices of the elements containing True :param list_of_booleans: list sequence of booleans :return: list with integer values list of the values that were True in the input list_of_boo...
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def titleScraper(title): """remove special symbols "/\: *?"<>|" based on .txt filename restrictions""" regex = r'/\\\\: \\*\\?"<>\\|' cleanTitle = title.translate({ord(c): "_" for c in regex}) return cleanTitle
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def _find_project_dir(ftp, base_dir, projectid): """Find a genome project directory in ftp directory based upon directory name postfix. Return None if not found.""" # Retrieve listing of directories under base_dir directory_listing = ftp.nlst(base_dir) # Find projectid dir based on directory suffix ...
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def extract_contact_responses_to_each_whisker( coef_wscale_df, big_waveform_info_df=None, coef_metric='scaled_coef_single', include_task=('discrimination',), floor_response_at_zero=False, drop_always_suppressed=False, drop_C0=True, drop_neurons_missing_whisker=True, combine_off_targe...
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def _reverse_dict(my_dict, my_value): """ Tries to find which key corresponds to a given value in a dictionary - i.e. reverses the dict lookup. This code assumes no two keys share the same value - as is the case with PSU-WOPWOP dicts used here. """ return {value: key for key, value in my_d...
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def id(self): """Returns a unique id identifying the NodePath instance""" return self.getKey()
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def remove_prefix(text: str, prefix: str) -> str: """Removes a prefix from a string, if present at its beginning. Args: text: string potentially containing a prefix. prefix: string to remove at the beginning of text. """ if text.startswith(prefix): return text[len(prefix):] ...
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def get_argv(cmd: str) -> list: """ Return a list of arguments from a fully-formed command line. """ return cmd.strip().split(' ')
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def rho_bot_vap(t_boil_y_bot, T0, Vm, M_bot_vap): """ Calculates the destiny of vapor at the bottom of column. Parameters ---------- t_boil_y_bot : float The boilling temperature of low-bolling component of vapor at the bottom of column, [C] T0 : float The initial temperature, [K...
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def hz2dft(freq, sr, nfft): """Map frequency in Hz to discrete Fourier transform bins. Parameters ---------- freq: array_like Frequency in hz sr: int Sampling rate in hz nfft: int Number of DFT bins in range [0, 2*pi) Returns ------- bins: array_like ...
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def split_age_parameter(age_breakpoints, parameter): """ creates a dictionary to request splitting of a parameter according to age breakpoints, but using values of 1 for each age stratum allows that later parameters that might be age-specific can be modified for some age strata :param age_break...
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