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dict
q272300
list_dates_between
test
def list_dates_between(first_date, last_date): """Returns all dates from first to last included.""" return [first_date + timedelta(days=n) for n in range(1 + (last_date - first_date).days)]
python
{ "resource": "" }
q272301
parse_date
test
def parse_date(s): """Fast %Y-%m-%d parsing.""" try: return datetime.date(int(s[:4]), int(s[5:7]), int(s[8:10])) except ValueError: # other accepted format used in one-day data set return datetime.datetime.strptime(s, '%d %B %Y').date()
python
{ "resource": "" }
q272302
CurrencyConverter.load_file
test
def load_file(self, currency_file): """To be subclassed if alternate methods of loading data. """ if currency_file.startswith(('http://', 'https://')): content = urlopen(currency_file).read() else: with open(currency_file, 'rb') as f: content = f.r...
python
{ "resource": "" }
q272303
CurrencyConverter._set_missing_to_none
test
def _set_missing_to_none(self, currency): """Fill missing rates of a currency with the closest available ones.""" rates = self._rates[currency] first_date, last_date = self.bounds[currency] for date in list_dates_between(first_date, last_date): if date not in rates: ...
python
{ "resource": "" }
q272304
CurrencyConverter._compute_missing_rates
test
def _compute_missing_rates(self, currency): """Fill missing rates of a currency. This is done by linear interpolation of the two closest available rates. :param str currency: The currency to fill missing rates for. """ rates = self._rates[currency] # tmp will store the...
python
{ "resource": "" }
q272305
CurrencyConverter._get_rate
test
def _get_rate(self, currency, date): """Get a rate for a given currency and date. :type date: datetime.date >>> from datetime import date >>> c = CurrencyConverter() >>> c._get_rate('USD', date=date(2014, 3, 28)) 1.375... >>> c._get_rate('BGN', date=date(2010, 1...
python
{ "resource": "" }
q272306
CurrencyConverter.convert
test
def convert(self, amount, currency, new_currency='EUR', date=None): """Convert amount from a currency to another one. :param float amount: The amount of `currency` to convert. :param str currency: The currency to convert from. :param str new_currency: The currency to convert to. ...
python
{ "resource": "" }
q272307
grouper
test
def grouper(iterable, n, fillvalue=None): """Group iterable by n elements. >>> for t in grouper('abcdefg', 3, fillvalue='x'): ... print(''.join(t)) abc def gxx """ return list(zip_longest(*[iter(iterable)] * n, fillvalue=fillvalue))
python
{ "resource": "" }
q272308
animate
test
def animate(frames, interval, name, iterations=2): """Animate given frame for set number of iterations. Parameters ---------- frames : list Frames for animating interval : float Interval between two frames name : str Name of animation iterations : int, optional ...
python
{ "resource": "" }
q272309
DAF.read_record
test
def read_record(self, n): """Return record `n` as 1,024 bytes; records are indexed from 1.""" self.file.seek(n * K - K) return self.file.read(K)
python
{ "resource": "" }
q272310
DAF.write_record
test
def write_record(self, n, data): """Write `data` to file record `n`; records are indexed from 1.""" self.file.seek(n * K - K) return self.file.write(data)
python
{ "resource": "" }
q272311
DAF.map_words
test
def map_words(self, start, end): """Return a memory-map of the elements `start` through `end`. The memory map will offer the 8-byte double-precision floats ("elements") in the file from index `start` through to the index `end`, inclusive, both counting the first float as element 1. ...
python
{ "resource": "" }
q272312
DAF.comments
test
def comments(self): """Return the text inside the comment area of the file.""" record_numbers = range(2, self.fward) if not record_numbers: return '' data = b''.join(self.read_record(n)[0:1000] for n in record_numbers) try: return data[:data.find(b'\4')].d...
python
{ "resource": "" }
q272313
DAF.add_array
test
def add_array(self, name, values, array): """Add a new array to the DAF file. The summary will be initialized with the `name` and `values`, and will have its start word and end word fields set to point to where the `array` of floats has been appended to the file. """ f ...
python
{ "resource": "" }
q272314
SPK.close
test
def close(self): """Close this SPK file.""" self.daf.file.close() for segment in self.segments: if hasattr(segment, '_data'): del segment._data self.daf._array = None self.daf._map = None
python
{ "resource": "" }
q272315
Segment.compute
test
def compute(self, tdb, tdb2=0.0): """Compute the component values for the time `tdb` plus `tdb2`.""" for position in self.generate(tdb, tdb2): return position
python
{ "resource": "" }
q272316
BinaryPCK.close
test
def close(self): """Close this file.""" self.daf.file.close() for segment in self.segments: if hasattr(segment, '_data'): del segment._data
python
{ "resource": "" }
q272317
Segment._load
test
def _load(self): """Map the coefficients into memory using a NumPy array. """ if self.data_type == 2: component_count = 3 else: raise ValueError('only binary PCK data type 2 is supported') init, intlen, rsize, n = self.daf.read_array(self.end_i - 3, self...
python
{ "resource": "" }
q272318
Segment.compute
test
def compute(self, tdb, tdb2, derivative=True): """Generate angles and derivatives for time `tdb` plus `tdb2`. If ``derivative`` is true, return a tuple containing both the angle and its derivative; otherwise simply return the angles. """ scalar = not getattr(tdb, 'shape', 0) an...
python
{ "resource": "" }
q272319
LoggingVisitor.visit_Call
test
def visit_Call(self, node): """ Visit a function call. We expect every logging statement and string format to be a function call. """ # CASE 1: We're in a logging statement if self.within_logging_statement(): if self.within_logging_argument() and self.is_for...
python
{ "resource": "" }
q272320
LoggingVisitor.visit_BinOp
test
def visit_BinOp(self, node): """ Process binary operations while processing the first logging argument. """ if self.within_logging_statement() and self.within_logging_argument(): # handle percent format if isinstance(node.op, Mod): self.violations...
python
{ "resource": "" }
q272321
LoggingVisitor.visit_Dict
test
def visit_Dict(self, node): """ Process dict arguments. """ if self.should_check_whitelist(node): for key in node.keys: if key.s in self.whitelist or key.s.startswith("debug_"): continue self.violations.append((self.current...
python
{ "resource": "" }
q272322
LoggingVisitor.visit_JoinedStr
test
def visit_JoinedStr(self, node): """ Process f-string arguments. """ if version_info >= (3, 6): if self.within_logging_statement(): if any(isinstance(i, FormattedValue) for i in node.values): if self.within_logging_argument(): ...
python
{ "resource": "" }
q272323
LoggingVisitor.visit_keyword
test
def visit_keyword(self, node): """ Process keyword arguments. """ if self.should_check_whitelist(node): if node.arg not in self.whitelist and not node.arg.startswith("debug_"): self.violations.append((self.current_logging_call, WHITELIST_VIOLATION.format(node...
python
{ "resource": "" }
q272324
LoggingVisitor.visit_ExceptHandler
test
def visit_ExceptHandler(self, node): """ Process except blocks. """ name = self.get_except_handler_name(node) if not name: super(LoggingVisitor, self).generic_visit(node) return self.current_except_names.append(name) super(LoggingVisitor,...
python
{ "resource": "" }
q272325
LoggingVisitor.detect_logging_level
test
def detect_logging_level(self, node): """ Heuristic to decide whether an AST Call is a logging call. """ try: if self.get_id_attr(node.func.value) == "warnings": return None # NB: We could also look at the argument signature or the target attribut...
python
{ "resource": "" }
q272326
LoggingVisitor.get_except_handler_name
test
def get_except_handler_name(self, node): """ Helper to get the exception name from an ExceptHandler node in both py2 and py3. """ name = node.name if not name: return None if version_info < (3,): return name.id return name
python
{ "resource": "" }
q272327
LoggingVisitor.get_id_attr
test
def get_id_attr(self, value): """Check if value has id attribute and return it. :param value: The value to get id from. :return: The value.id. """ if not hasattr(value, "id") and hasattr(value, "value"): value = value.value return value.id
python
{ "resource": "" }
q272328
LoggingVisitor.is_bare_exception
test
def is_bare_exception(self, node): """ Checks if the node is a bare exception name from an except block. """ return isinstance(node, Name) and node.id in self.current_except_names
python
{ "resource": "" }
q272329
LoggingVisitor.check_exc_info
test
def check_exc_info(self, node): """ Reports a violation if exc_info keyword is used with logging.error or logging.exception. """ if self.current_logging_level not in ('error', 'exception'): return for kw in node.keywords: if kw.arg == 'exc_info': ...
python
{ "resource": "" }
q272330
delete_file_if_needed
test
def delete_file_if_needed(instance, filefield_name): """Delete file from database only if needed. When editing and the filefield is a new file, deletes the previous file (if any) from the database. Call this function immediately BEFORE saving the instance. """ if instance.pk: model_clas...
python
{ "resource": "" }
q272331
db_file_widget
test
def db_file_widget(cls): """Edit the download-link inner text.""" def get_link_display(url): unquoted = unquote(url.split('%2F')[-1]) if sys.version_info.major == 2: # python 2 from django.utils.encoding import force_unicode unquoted = force_unicode(unquoted) re...
python
{ "resource": "" }
q272332
PDFTemplateResponse.rendered_content
test
def rendered_content(self): """Returns the freshly rendered content for the template and context described by the PDFResponse. This *does not* set the final content of the response. To set the response content, you must either call render(), or set the content explicitly using t...
python
{ "resource": "" }
q272333
PDFTemplateView.render_to_response
test
def render_to_response(self, context, **response_kwargs): """ Returns a PDF response with a template rendered with the given context. """ filename = response_kwargs.pop('filename', None) cmd_options = response_kwargs.pop('cmd_options', None) if issubclass(self.response_c...
python
{ "resource": "" }
q272334
http_quote
test
def http_quote(string): """ Given a unicode string, will do its dandiest to give you back a valid ascii charset string you can use in, say, http headers and the like. """ if isinstance(string, six.text_type): try: import unidecode except ImportError: pass ...
python
{ "resource": "" }
q272335
configure
test
def configure(module=None, prefix='MONGODB_', **kwargs): """Sets defaults for ``class Meta`` declarations. Arguments can either be extracted from a `module` (in that case all attributes starting from `prefix` are used): >>> import foo >>> configure(foo) or passed explicictly as keyword argume...
python
{ "resource": "" }
q272336
to_underscore
test
def to_underscore(string): """Converts a given string from CamelCase to under_score. >>> to_underscore('FooBar') 'foo_bar' """ new_string = re.sub(r'([A-Z]+)([A-Z][a-z])', r'\1_\2', string) new_string = re.sub(r'([a-z\d])([A-Z])', r'\1_\2', new_string) return new_string.lower()
python
{ "resource": "" }
q272337
ModelBase.auto_index
test
def auto_index(mcs): """Builds all indices, listed in model's Meta class. >>> class SomeModel(Model) ... class Meta: ... indices = ( ... Index('foo'), ... ) .. note:: this will result in calls to :...
python
{ "resource": "" }
q272338
CsvParser.parse_file
test
def parse_file(self, file_path, currency) -> List[PriceModel]: """ Load and parse a .csv file """ # load file # read csv into memory? contents = self.load_file(file_path) prices = [] # parse price elements for line in contents: price = self.pa...
python
{ "resource": "" }
q272339
CsvParser.load_file
test
def load_file(self, file_path) -> List[str]: """ Loads the content of the text file """ content = [] content = read_lines_from_file(file_path) return content
python
{ "resource": "" }
q272340
CsvParser.parse_line
test
def parse_line(self, line: str) -> PriceModel: """ Parse a CSV line into a price element """ line = line.rstrip() parts = line.split(',') result = PriceModel() # symbol result.symbol = self.translate_symbol(parts[0]) # value result.value = Decimal(parts...
python
{ "resource": "" }
q272341
CsvParser.translate_symbol
test
def translate_symbol(self, in_symbol: str) -> str: """ translate the incoming symbol into locally-used """ # read all mappings from the db if not self.symbol_maps: self.__load_symbol_maps() # translate the incoming symbol result = self.symbol_maps[in_symbol] if in_sym...
python
{ "resource": "" }
q272342
CsvParser.__load_symbol_maps
test
def __load_symbol_maps(self): """ Loads all symbol maps from db """ repo = SymbolMapRepository(self.__get_session()) all_maps = repo.get_all() self.symbol_maps = {} for item in all_maps: self.symbol_maps[item.in_symbol] = item.out_symbol
python
{ "resource": "" }
q272343
CsvParser.__get_session
test
def __get_session(self): """ Reuses the same db session """ if not self.session: self.session = dal.get_default_session() return self.session
python
{ "resource": "" }
q272344
add
test
def add(symbol: str, date, value, currency: str): """ Add individual price """ symbol = symbol.upper() currency = currency.upper() app = PriceDbApplication() price = PriceModel() # security = SecuritySymbol("", "") price.symbol.parse(symbol) # price.symbol.mnemonic = price.symbol.mnemo...
python
{ "resource": "" }
q272345
import_csv
test
def import_csv(filepath: str, currency: str): """ Import prices from CSV file """ logger.debug(f"currency = {currency}") # auto-convert to uppercase. currency = currency.upper() app = PriceDbApplication() app.logger = logger app.import_prices(filepath, currency)
python
{ "resource": "" }
q272346
last
test
def last(symbol: str): """ displays last price, for symbol if provided """ app = PriceDbApplication() # convert to uppercase if symbol: symbol = symbol.upper() # extract namespace sec_symbol = SecuritySymbol("", "") sec_symbol.parse(symbol) latest = app.get_late...
python
{ "resource": "" }
q272347
list_prices
test
def list_prices(date, currency, last): """ Display all prices """ app = PriceDbApplication() app.logger = logger if last: # fetch only the last prices prices = app.get_latest_prices() else: prices = app.get_prices(date, currency) for price in prices: print(price)...
python
{ "resource": "" }
q272348
download
test
def download(ctx, help: bool, symbol: str, namespace: str, agent: str, currency: str): """ Download the latest prices """ if help: click.echo(ctx.get_help()) ctx.exit() app = PriceDbApplication() app.logger = logger if currency: currency = currency.strip() currency ...
python
{ "resource": "" }
q272349
prune
test
def prune(symbol: str, all: str): """ Delete old prices, leaving just the last. """ app = PriceDbApplication() app.logger = logger count = 0 if symbol is not None: sec_symbol = SecuritySymbol("", "") sec_symbol.parse(symbol) deleted = app.prune(sec_symbol) if delete...
python
{ "resource": "" }
q272350
get_default_session
test
def get_default_session(): """ Return the default session. The path is read from the default config. """ from .config import Config, ConfigKeys db_path = Config().get(ConfigKeys.price_database) if not db_path: raise ValueError("Price database not set in the configuration file!") return get_...
python
{ "resource": "" }
q272351
add_map
test
def add_map(incoming, outgoing): """ Creates a symbol mapping """ db_path = Config().get(ConfigKeys.pricedb_path) session = get_session(db_path) new_map = SymbolMap() new_map.in_symbol = incoming new_map.out_symbol = outgoing session.add(new_map) session.commit() click.echo("Record...
python
{ "resource": "" }
q272352
list_maps
test
def list_maps(): """ Displays all symbol maps """ db_path = Config().get(ConfigKeys.price_database) session = get_session(db_path) maps = session.query(SymbolMap).all() for item in maps: click.echo(item)
python
{ "resource": "" }
q272353
SymbolMapRepository.get_by_id
test
def get_by_id(self, symbol: str) -> SymbolMap: """ Finds the map by in-symbol """ return self.query.filter(SymbolMap.in_symbol == symbol).first()
python
{ "resource": "" }
q272354
read_lines_from_file
test
def read_lines_from_file(file_path: str) -> List[str]: """ Read text lines from a file """ # check if the file exists? with open(file_path) as csv_file: content = csv_file.readlines() return content
python
{ "resource": "" }
q272355
PriceMapper.map_entity
test
def map_entity(self, entity: dal.Price) -> PriceModel: """ Map the price entity """ if not entity: return None result = PriceModel() result.currency = entity.currency # date/time dt_string = entity.date format_string = "%Y-%m-%d" if entity.ti...
python
{ "resource": "" }
q272356
PriceMapper.map_model
test
def map_model(self, model: PriceModel) -> Price: """ Parse into the Price entity, ready for saving """ # assert isinstance(model, PriceModel) assert isinstance(model.symbol, SecuritySymbol) assert isinstance(model.datum, Datum) entity = Price() # Format date as ISO stri...
python
{ "resource": "" }
q272357
Config.__read_config
test
def __read_config(self, file_path: str): """ Read the config file """ if not os.path.exists(file_path): raise FileNotFoundError(f"File path not found: {file_path}") # check if file exists if not os.path.isfile(file_path): self.logger.error(f"file not found: {file_...
python
{ "resource": "" }
q272358
Config.__get_config_template_path
test
def __get_config_template_path(self) -> str: """ gets the default config path from resources """ filename = resource_filename( Requirement.parse(package_name), template_path + config_filename) return filename
python
{ "resource": "" }
q272359
Config.__create_user_config
test
def __create_user_config(self): """ Copy the config template into user's directory """ src_path = self.__get_config_template_path() src = os.path.abspath(src_path) if not os.path.exists(src): message = f"Config template not found {src}" self.logger.error(message)...
python
{ "resource": "" }
q272360
Config.get_config_path
test
def get_config_path(self) -> str: """ Returns the path where the active config file is expected. This is the user's profile folder. """ dst_dir = self.__get_user_path() dst = dst_dir + "/" + config_filename return dst
python
{ "resource": "" }
q272361
Config.get_contents
test
def get_contents(self) -> str: """ Reads the contents of the config file """ content = None # with open(file_path) as cfg_file: # contents = cfg_file.read() # Dump the current contents into an in-memory file. in_memory = io.StringIO("") self.config.write(in_m...
python
{ "resource": "" }
q272362
Config.set
test
def set(self, option: ConfigKeys, value): """ Sets a value in config """ assert isinstance(option, ConfigKeys) # As currently we only have 1 section. section = SECTION self.config.set(section, option.name, value) self.save()
python
{ "resource": "" }
q272363
Config.get
test
def get(self, option: ConfigKeys): """ Retrieves a config value """ assert isinstance(option, ConfigKeys) # Currently only one section is used section = SECTION return self.config.get(section, option.name)
python
{ "resource": "" }
q272364
Config.save
test
def save(self): """ Save the config file """ file_path = self.get_config_path() contents = self.get_contents() with open(file_path, mode='w') as cfg_file: cfg_file.write(contents)
python
{ "resource": "" }
q272365
SecuritySymbol.parse
test
def parse(self, symbol: str) -> (str, str): """ Splits the symbol into namespace, symbol tuple """ symbol_parts = symbol.split(":") namespace = None mnemonic = symbol if len(symbol_parts) > 1: namespace = symbol_parts[0] mnemonic = symbol_parts[1] ...
python
{ "resource": "" }
q272366
PriceDbApplication.add_price
test
def add_price(self, price: PriceModel): """ Creates a new price record """ # assert isinstance(price, PriceModel) if not price: raise ValueError("Cannot add price. The received model is null!") mapper = mappers.PriceMapper() entity = mapper.map_model(price) ...
python
{ "resource": "" }
q272367
PriceDbApplication.add_price_entity
test
def add_price_entity(self, price: dal.Price): """ Adds the price """ from decimal import Decimal # check if the price already exists in db. repo = self.get_price_repository() existing = ( repo.query .filter(dal.Price.namespace == price.namespace) ...
python
{ "resource": "" }
q272368
PriceDbApplication.download_price
test
def download_price(self, symbol: str, currency: str, agent: str) -> PriceModel: """ Download and save price online """ price = self.__download_price(symbol, currency, agent) self.save() return price
python
{ "resource": "" }
q272369
PriceDbApplication.session
test
def session(self): """ Returns the current db session """ if not self.__session: self.__session = dal.get_default_session() return self.__session
python
{ "resource": "" }
q272370
PriceDbApplication.get_prices
test
def get_prices(self, date: str, currency: str) -> List[PriceModel]: """ Fetches all the prices for the given arguments """ from .repositories import PriceRepository session = self.session repo = PriceRepository(session) query = repo.query if date: query = que...
python
{ "resource": "" }
q272371
PriceDbApplication.get_prices_on
test
def get_prices_on(self, on_date: str, namespace: str, symbol: str): """ Returns the latest price on the date """ repo = self.get_price_repository() query = ( repo.query.filter(dal.Price.namespace == namespace) .filter(dal.Price.symbol == symbol) .filter(dal.Pr...
python
{ "resource": "" }
q272372
PriceDbApplication.prune_all
test
def prune_all(self) -> int: """ Prune historical prices for all symbols, leaving only the latest. Returns the number of items removed. """ from .repositories import PriceRepository # get all symbols that have prices repo = PriceRepository() items = repo.q...
python
{ "resource": "" }
q272373
PriceDbApplication.prune
test
def prune(self, symbol: SecuritySymbol): """ Delete all but the latest available price for the given symbol. Returns the number of items removed. """ from .repositories import PriceRepository assert isinstance(symbol, SecuritySymbol) self.logger.debug(f"pruning ...
python
{ "resource": "" }
q272374
PriceDbApplication.__download_price
test
def __download_price(self, symbol: str, currency: str, agent: str): """ Downloads and parses the price """ from finance_quote_python import Quote assert isinstance(symbol, str) assert isinstance(currency, str) assert isinstance(agent, str) if not symbol: ret...
python
{ "resource": "" }
q272375
PriceDbApplication.__get_securities
test
def __get_securities(self, currency: str, agent: str, symbol: str, namespace: str) -> List[dal.Security]: """ Fetches the securities that match the given filters """ repo = self.get_security_repository() query = repo.query if currency is not None: qu...
python
{ "resource": "" }
q272376
Node.partial
test
def partial(self): """Return partial of original function call""" ba = self.data["bound_args"] return state_partial(self.data["func"], *ba.args[1:], **ba.kwargs)
python
{ "resource": "" }
q272377
Node.update_child_calls
test
def update_child_calls(self): """Replace child nodes on original function call with their partials""" for node in filter(lambda n: len(n.arg_name), self.child_list): self.data["bound_args"].arguments[node.arg_name] = node.partial() self.updated = True
python
{ "resource": "" }
q272378
Node.descend
test
def descend(self, include_me=True): """Descend depth first into all child nodes""" if include_me: yield self for child in self.child_list: yield child yield from child.descend()
python
{ "resource": "" }
q272379
multi_dec
test
def multi_dec(f): """Decorator for multi to remove nodes for original test functions from root node""" @wraps(f) def wrapper(*args, **kwargs): args = ( args[0] if len(args) == 1 and isinstance(args[0], (list, tuple)) else args ) for arg in args: if isinstance...
python
{ "resource": "" }
q272380
has_equal_part_len
test
def has_equal_part_len(state, name, unequal_msg): """Verify that a part that is zoomed in on has equal length. Typically used in the context of ``check_function_def()`` Arguments: name (str): name of the part for which to check the length to the corresponding part in the solution. unequal_...
python
{ "resource": "" }
q272381
has_equal_ast
test
def has_equal_ast(state, incorrect_msg=None, code=None, exact=True, append=None): """Test whether abstract syntax trees match between the student and solution code. ``has_equal_ast()`` can be used in two ways: * As a robust version of ``has_code()``. By setting ``code``, you can look for the AST represent...
python
{ "resource": "" }
q272382
has_code
test
def has_code(state, text, pattern=True, not_typed_msg=None): """Test the student code. Tests if the student typed a (pattern of) text. It is advised to use ``has_equal_ast()`` instead of ``has_code()``, as it is more robust to small syntactical differences that don't change the code's behavior. Args: ...
python
{ "resource": "" }
q272383
has_import
test
def has_import( state, name, same_as=False, not_imported_msg="Did you import `{{pkg}}`?", incorrect_as_msg="Did you import `{{pkg}}` as `{{alias}}`?", ): """Checks whether student imported a package or function correctly. Python features many ways to import packages. All of these differ...
python
{ "resource": "" }
q272384
has_output
test
def has_output(state, text, pattern=True, no_output_msg=None): """Search student output for a pattern. Among the student and solution process, the student submission and solution code as a string, the ``Ex()`` state also contains the output that a student generated with his or her submission. With ``h...
python
{ "resource": "" }
q272385
has_printout
test
def has_printout( state, index, not_printed_msg=None, pre_code=None, name=None, copy=False ): """Check if the right printouts happened. ``has_printout()`` will look for the printout in the solution code that you specified with ``index`` (0 in this case), rerun the ``print()`` call in the solution proce...
python
{ "resource": "" }
q272386
has_no_error
test
def has_no_error( state, incorrect_msg="Have a look at the console: your code contains an error. Fix it and try again!", ): """Check whether the submission did not generate a runtime error. If all SCTs for an exercise pass, before marking the submission as correct pythonwhat will automatically check wh...
python
{ "resource": "" }
q272387
has_chosen
test
def has_chosen(state, correct, msgs): """Test multiple choice exercise. Test for a MultipleChoiceExercise. The correct answer (as an integer) and feedback messages are passed to this function. Args: correct (int): the index of the correct answer (should be an instruction). Starts at 1. ...
python
{ "resource": "" }
q272388
check_function
test
def check_function( state, name, index=0, missing_msg=None, params_not_matched_msg=None, expand_msg=None, signature=True, ): """Check whether a particular function is called. ``check_function()`` is typically followed by: - ``check_args()`` to check whether the arguments we...
python
{ "resource": "" }
q272389
getResultFromProcess
test
def getResultFromProcess(res, tempname, process): """Get a value from process, return tuple of value, res if succesful""" if not isinstance(res, (UndefinedValue, Exception)): value = getRepresentation(tempname, process) return value, res else: return res, str(res)
python
{ "resource": "" }
q272390
override
test
def override(state, solution): """Override the solution code with something arbitrary. There might be cases in which you want to temporarily override the solution code so you can allow for alternative ways of solving an exercise. When you use ``override()`` in an SCT chain, the remainder of that SCT ch...
python
{ "resource": "" }
q272391
is_instance
test
def is_instance(state, inst, not_instance_msg=None): """Check whether an object is an instance of a certain class. ``is_instance()`` can currently only be used when chained from ``check_object()``, the function that is used to 'zoom in' on the object of interest. Args: inst (class): The class ...
python
{ "resource": "" }
q272392
TargetVars.defined_items
test
def defined_items(self): """Return copy of instance, omitting entries that are EMPTY""" return self.__class__( [(k, v) for k, v in self.items() if v is not self.EMPTY], is_empty=False )
python
{ "resource": "" }
q272393
State.to_child
test
def to_child(self, append_message="", node_name="", **kwargs): """Dive into nested tree. Set the current state as a state with a subtree of this syntax tree as student tree and solution tree. This is necessary when testing if statements or for loops for example. """ base...
python
{ "resource": "" }
q272394
Dispatcher._getx
test
def _getx(self, Parser, ext_attr, tree): """getter for Parser outputs""" # return cached output if possible cache_key = Parser.__name__ + str(hash(tree)) if self._parser_cache.get(cache_key): p = self._parser_cache[cache_key] else: # otherwise, run parser ...
python
{ "resource": "" }
q272395
has_context_loop
test
def has_context_loop(state, incorrect_msg, exact_names): """When dispatched on loops, has_context the target vars are the attribute _target_vars. Note: This is to allow people to call has_context on a node (e.g. for_loop) rather than one of its attributes (e.g. body). Purely for convenience. """ ...
python
{ "resource": "" }
q272396
has_context_with
test
def has_context_with(state, incorrect_msg, exact_names): """When dispatched on with statements, has_context loops over each context manager. Note: This is to allow people to call has_context on the with statement, rather than having to manually loop over each context manager. e.g. Ex().che...
python
{ "resource": "" }
q272397
check_part
test
def check_part(state, name, part_msg, missing_msg=None, expand_msg=None): """Return child state with name part as its ast tree""" if missing_msg is None: missing_msg = "Are you sure you defined the {{part}}? " if expand_msg is None: expand_msg = "Did you correctly specify the {{part}}? " ...
python
{ "resource": "" }
q272398
check_part_index
test
def check_part_index(state, name, index, part_msg, missing_msg=None, expand_msg=None): """Return child state with indexed name part as its ast tree. ``index`` can be: - an integer, in which case the student/solution_parts are indexed by position. - a string, in which case the student/solution_parts ar...
python
{ "resource": "" }
q272399
check_args
test
def check_args(state, name, missing_msg=None): """Check whether a function argument is specified. This function can follow ``check_function()`` in an SCT chain and verifies whether an argument is specified. If you want to go on and check whether the argument was correctly specified, you can can continue ch...
python
{ "resource": "" }