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All required enzymes for reaction are functional.
def functional(self): """All required enzymes for reaction are functional. Returns ------- bool True if the gene-protein-reaction (GPR) rule is fulfilled for this reaction, or if reaction is not associated to a model, otherwise False. """ ...
Make sure all metabolites and genes that are associated with this reaction are aware of it.
def _update_awareness(self): """Make sure all metabolites and genes that are associated with this reaction are aware of it. """ for x in self._metabolites: x._reaction.add(self) for x in self._genes: x._reaction.add(self)
Removes the reaction from a model.
def remove_from_model(self, remove_orphans=False): """Removes the reaction from a model. This removes all associations between a reaction the associated model, metabolites and genes. The change is reverted upon exit when using the model as a context. Parameters -------...
Removes the reaction from a model.
def delete(self, remove_orphans=False): """Removes the reaction from a model. This removes all associations between a reaction the associated model, metabolites and genes. The change is reverted upon exit when using the model as a context. Deprecated, use `reaction.remove_from...
Copy a reaction
def copy(self): """Copy a reaction The referenced metabolites and genes are also copied. """ # no references to model when copying model = self._model self._model = None for i in self._metabolites: i._model = None for i in self._genes: ...
Return the stoichiometric coefficient of a metabolite.
def get_coefficient(self, metabolite_id): """ Return the stoichiometric coefficient of a metabolite. Parameters ---------- metabolite_id : str or cobra.Metabolite """ if isinstance(metabolite_id, Metabolite): return self._metabolites[metabolite_id] ...
Add metabolites and stoichiometric coefficients to the reaction. If the final coefficient for a metabolite is 0 then it is removed from the reaction.
def add_metabolites(self, metabolites_to_add, combine=True, reversibly=True): """Add metabolites and stoichiometric coefficients to the reaction. If the final coefficient for a metabolite is 0 then it is removed from the reaction. The change is reverted upon exit...
Subtract metabolites from a reaction.
def subtract_metabolites(self, metabolites, combine=True, reversibly=True): """Subtract metabolites from a reaction. That means add the metabolites with -1*coefficient. If the final coefficient for a metabolite is 0 then the metabolite is removed from the reaction. Notes ...
Generate a human readable reaction string
def build_reaction_string(self, use_metabolite_names=False): """Generate a human readable reaction string""" def format(number): return "" if number == 1 else str(number).rstrip(".") + " " id_type = 'id' if use_metabolite_names: id_type = 'name' reactant...
Compute mass and charge balance for the reaction
def check_mass_balance(self): """Compute mass and charge balance for the reaction returns a dict of {element: amount} for unbalanced elements. "charge" is treated as an element in this dict This should be empty for balanced reactions. """ reaction_element_dict = defaultd...
lists compartments the metabolites are in
def compartments(self): """lists compartments the metabolites are in""" if self._compartments is None: self._compartments = {met.compartment for met in self._metabolites if met.compartment is not None} return self._compartments
Associates a cobra. Gene object with a cobra. Reaction.
def _associate_gene(self, cobra_gene): """Associates a cobra.Gene object with a cobra.Reaction. Parameters ---------- cobra_gene : cobra.core.Gene.Gene """ self._genes.add(cobra_gene) cobra_gene._reaction.add(self) cobra_gene._model = self._model
Dissociates a cobra. Gene object with a cobra. Reaction.
def _dissociate_gene(self, cobra_gene): """Dissociates a cobra.Gene object with a cobra.Reaction. Parameters ---------- cobra_gene : cobra.core.Gene.Gene """ self._genes.discard(cobra_gene) cobra_gene._reaction.discard(self)
Builds reaction from reaction equation reaction_str using parser
def build_reaction_from_string(self, reaction_str, verbose=True, fwd_arrow=None, rev_arrow=None, reversible_arrow=None, term_split="+"): """Builds reaction from reaction equation reaction_str using parser Takes a string and using the...
Clips a prefix from the beginning of a string if it exists.
def _clip(sid, prefix): """Clips a prefix from the beginning of a string if it exists.""" return sid[len(prefix):] if sid.startswith(prefix) else sid
Clips gene prefix from id.
def _f_gene(sid, prefix="G_"): """Clips gene prefix from id.""" sid = sid.replace(SBML_DOT, ".") return _clip(sid, prefix)
Reads SBML model from given filename.
def read_sbml_model(filename, number=float, f_replace=F_REPLACE, set_missing_bounds=False, **kwargs): """Reads SBML model from given filename. If the given filename ends with the suffix ''.gz'' (for example, ''myfile.xml.gz'),' the file is assumed to be compressed in gzip format and...
Get SBMLDocument from given filename.
def _get_doc_from_filename(filename): """Get SBMLDocument from given filename. Parameters ---------- filename : path to SBML, or SBML string, or filehandle Returns ------- libsbml.SBMLDocument """ if isinstance(filename, string_types): if ("win" in platform) and (len(filena...
Creates cobra model from SBMLDocument.
def _sbml_to_model(doc, number=float, f_replace=F_REPLACE, set_missing_bounds=False, **kwargs): """Creates cobra model from SBMLDocument. Parameters ---------- doc: libsbml.SBMLDocument number: data type of stoichiometry: {float, int} In which data type should the stoichi...
Writes cobra model to filename.
def write_sbml_model(cobra_model, filename, f_replace=F_REPLACE, **kwargs): """Writes cobra model to filename. The created model is SBML level 3 version 1 (L1V3) with fbc package v2 (fbc-v2). If the given filename ends with the suffix ".gz" (for example, "myfile.xml.gz"), libSBML assumes the calle...
Convert Cobra model to SBMLDocument.
def _model_to_sbml(cobra_model, f_replace=None, units=True): """Convert Cobra model to SBMLDocument. Parameters ---------- cobra_model : cobra.core.Model Cobra model instance f_replace : dict of replacement functions Replacement to apply on identifiers. units : boolean S...
Creates bound in model for given reaction.
def _create_bound(model, reaction, bound_type, f_replace, units=None, flux_udef=None): """Creates bound in model for given reaction. Adds the parameters for the bounds to the SBML model. Parameters ---------- model : libsbml.Model SBML model instance reaction : cobra....
Create parameter in SBML model.
def _create_parameter(model, pid, value, sbo=None, constant=True, units=None, flux_udef=None): """Create parameter in SBML model.""" parameter = model.createParameter() # type: libsbml.Parameter parameter.setId(pid) parameter.setValue(value) parameter.setConstant(constant) ...
Get required attribute from SBase.
def _check_required(sbase, value, attribute): """Get required attribute from SBase. Parameters ---------- sbase : libsbml.SBase value : existing value attribute: name of attribute Returns ------- attribute value (or value if already set) """ if (value is None) or (value ==...
Checks the libsbml return value and logs error messages.
def _check(value, message): """ Checks the libsbml return value and logs error messages. If 'value' is None, logs an error message constructed using 'message' and then exits with status code 1. If 'value' is an integer, it assumes it is a libSBML return status code. If the code value is L...
Creates dictionary of COBRA notes.
def _parse_notes_dict(sbase): """ Creates dictionary of COBRA notes. Parameters ---------- sbase : libsbml.SBase Returns ------- dict of notes """ notes = sbase.getNotesString() if notes and len(notes) > 0: pattern = r"<p>\s*(\w+\s*\w*)\s*:\s*([\w|\s]+)<" matche...
Set SBase notes based on dictionary.
def _sbase_notes_dict(sbase, notes): """Set SBase notes based on dictionary. Parameters ---------- sbase : libsbml.SBase SBML object to set notes on notes : notes object notes information from cobra object """ if notes and len(notes) > 0: tokens = ['<html xmlns = "ht...
Parses cobra annotations from a given SBase object.
def _parse_annotations(sbase): """Parses cobra annotations from a given SBase object. Annotations are dictionaries with the providers as keys. Parameters ---------- sbase : libsbml.SBase SBase from which the SBML annotations are read Returns ------- dict (annotation dictionary...
Set SBase annotations based on cobra annotations.
def _sbase_annotations(sbase, annotation): """Set SBase annotations based on cobra annotations. Parameters ---------- sbase : libsbml.SBase SBML object to annotate annotation : cobra annotation structure cobra object with annotation information FIXME: annotation format must be ...
Validate SBML model and returns the model along with a list of errors.
def validate_sbml_model(filename, check_model=True, internal_consistency=True, check_units_consistency=False, check_modeling_practice=False, **kwargs): """Validate SBML model and returns the model along with a list of er...
String representation of SBMLError.
def _error_string(error, k=None): """String representation of SBMLError. Parameters ---------- error : libsbml.SBMLError k : index of error Returns ------- string representation of error """ package = error.getPackage() if package == '': package = 'core' templa...
Calculate the objective value conditioned on all combinations of fluxes for a set of chosen reactions
def production_envelope(model, reactions, objective=None, carbon_sources=None, points=20, threshold=None): """Calculate the objective value conditioned on all combinations of fluxes for a set of chosen reactions The production envelope can be used to analyze a model's ability to ...
Compute total output per input unit.
def total_yield(input_fluxes, input_elements, output_flux, output_elements): """ Compute total output per input unit. Units are typically mol carbon atoms or gram of source and product. Parameters ---------- input_fluxes : list A list of input reaction fluxes in the same order as the ...
Split metabolites into the atoms times their stoichiometric coefficients.
def reaction_elements(reaction): """ Split metabolites into the atoms times their stoichiometric coefficients. Parameters ---------- reaction : Reaction The metabolic reaction whose components are desired. Returns ------- list Each of the reaction's metabolites' desired...
Return the metabolite weight times its stoichiometric coefficient.
def reaction_weight(reaction): """Return the metabolite weight times its stoichiometric coefficient.""" if len(reaction.metabolites) != 1: raise ValueError('Reaction weight is only defined for single ' 'metabolite products or educts.') met, coeff = next(iteritems(reaction....
Compute the total components consumption or production flux.
def total_components_flux(flux, components, consumption=True): """ Compute the total components consumption or production flux. Parameters ---------- flux : float The reaction flux for the components. components : list List of stoichiometrically weighted components. consumpt...
Find all active carbon source reactions.
def find_carbon_sources(model): """ Find all active carbon source reactions. Parameters ---------- model : Model A genome-scale metabolic model. Returns ------- list The medium reactions with carbon input flux. """ try: model.slim_optimize(error_value=N...
Assesses production capacity.
def assess(model, reaction, flux_coefficient_cutoff=0.001, solver=None): """Assesses production capacity. Assesses the capacity of the model to produce the precursors for the reaction and absorb the production of the reaction while the reaction is operating at, or above, the specified cutoff. Para...
Assesses the ability of the model to provide sufficient precursors or absorb products for a reaction operating at or beyond the specified cutoff.
def assess_component(model, reaction, side, flux_coefficient_cutoff=0.001, solver=None): """Assesses the ability of the model to provide sufficient precursors, or absorb products, for a reaction operating at, or beyond, the specified cutoff. Parameters ---------- model : co...
Assesses the ability of the model to provide sufficient precursors for a reaction operating at or beyond the specified cutoff.
def assess_precursors(model, reaction, flux_coefficient_cutoff=0.001, solver=None): """Assesses the ability of the model to provide sufficient precursors for a reaction operating at, or beyond, the specified cutoff. Deprecated: use assess_component instead Parameters --------...
Assesses whether the model has the capacity to absorb the products of a reaction at a given flux rate.
def assess_products(model, reaction, flux_coefficient_cutoff=0.001, solver=None): """Assesses whether the model has the capacity to absorb the products of a reaction at a given flux rate. Useful for identifying which components might be blocking a reaction from achieving a specific ...
Modify a model so all feasible flux distributions are loopless.
def add_loopless(model, zero_cutoff=None): """Modify a model so all feasible flux distributions are loopless. In most cases you probably want to use the much faster `loopless_solution`. May be used in cases where you want to add complex constraints and objecives (for instance quadratic objectives) to t...
Add constraints for CycleFreeFlux.
def _add_cycle_free(model, fluxes): """Add constraints for CycleFreeFlux.""" model.objective = model.solver.interface.Objective( Zero, direction="min", sloppy=True) objective_vars = [] for rxn in model.reactions: flux = fluxes[rxn.id] if rxn.boundary: rxn.bounds = (fl...
Convert an existing solution to a loopless one.
def loopless_solution(model, fluxes=None): """Convert an existing solution to a loopless one. Removes as many loops as possible (see Notes). Uses the method from CycleFreeFlux [1]_ and is much faster than `add_loopless` and should therefore be the preferred option to get loopless flux distributions...
Plugin to get a loopless FVA solution from single FVA iteration.
def loopless_fva_iter(model, reaction, solution=False, zero_cutoff=None): """Plugin to get a loopless FVA solution from single FVA iteration. Assumes the following about `model` and `reaction`: 1. the model objective is set to be `reaction` 2. the model has been optimized and contains the minimum/maxim...
Return a stoichiometric array representation of the given model.
def create_stoichiometric_matrix(model, array_type='dense', dtype=None): """Return a stoichiometric array representation of the given model. The the columns represent the reactions and rows represent metabolites. S[i,j] therefore contains the quantity of metabolite `i` produced (negative for consumed) ...
Compute an approximate basis for the nullspace of A. The algorithm used by this function is based on the singular value decomposition of A.
def nullspace(A, atol=1e-13, rtol=0): """Compute an approximate basis for the nullspace of A. The algorithm used by this function is based on the singular value decomposition of `A`. Parameters ---------- A : numpy.ndarray A should be at most 2-D. A 1-D array with length k will be trea...
Create a matrix representation of the problem.
def constraint_matrices(model, array_type='dense', include_vars=False, zero_tol=1e-6): """Create a matrix representation of the problem. This is used for alternative solution approaches that do not use optlang. The function will construct the equality matrix, inequality matrix and ...
Compute a single solution based on regulatory on/ off minimization ( ROOM ).
def room(model, solution=None, linear=False, delta=0.03, epsilon=1E-03): """ Compute a single solution based on regulatory on/off minimization (ROOM). Compute a new flux distribution that minimizes the number of active reactions needed to accommodate a previous reference solution. Regulatory on/off...
r Add constraints and objective for ROOM.
def add_room(model, solution=None, linear=False, delta=0.03, epsilon=1E-03): r""" Add constraints and objective for ROOM. This function adds variables and constraints for applying regulatory on/off minimization (ROOM) to the model. Parameters ---------- model : cobra.Model The mode...
Sample valid flux distributions from a cobra model.
def sample(model, n, method="optgp", thinning=100, processes=1, seed=None): """Sample valid flux distributions from a cobra model. The function samples valid flux distributions from a cobra model. Currently we support two methods: 1. 'optgp' (default) which uses the OptGPSampler that supports parallel...
r Check consistency of a metabolic network using FASTCC [ 1 ] _.
def fastcc(model, flux_threshold=1.0, zero_cutoff=None): r""" Check consistency of a metabolic network using FASTCC [1]_. FASTCC (Fast Consistency Check) is an algorithm for rapid and efficient consistency check in metabolic networks. FASTCC is a pure LP implementation and is low on computation res...
Generate a set of samples.
def sample(self, n, fluxes=True): """Generate a set of samples. This is the basic sampling function for all hit-and-run samplers. Parameters ---------- n : int The number of samples that are generated at once. fluxes : boolean Whether to return f...
Optimizely template tag.
def optimizely(parser, token): """ Optimizely template tag. Renders Javascript code to set-up A/B testing. You must supply your Optimizely account number in the ``OPTIMIZELY_ACCOUNT_NUMBER`` setting. """ bits = token.split_contents() if len(bits) > 1: raise TemplateSyntaxError(...
Google Analytics tracking template tag.
def google_analytics(parser, token): """ Google Analytics tracking template tag. Renders Javascript code to track page visits. You must supply your website property ID (as a string) in the ``GOOGLE_ANALYTICS_PROPERTY_ID`` setting. """ bits = token.split_contents() if len(bits) > 1: ...
Google Analytics tracking template tag.
def google_analytics_js(parser, token): """ Google Analytics tracking template tag. Renders Javascript code to track page visits. You must supply your website property ID (as a string) in the ``GOOGLE_ANALYTICS_JS_PROPERTY_ID`` setting. """ bits = token.split_contents() if len(bits) > ...
Rating@Mail. ru counter template tag.
def rating_mailru(parser, token): """ Rating@Mail.ru counter template tag. Renders Javascript code to track page visits. You must supply your website counter ID (as a string) in the ``RATING_MAILRU_COUNTER_ID`` setting. """ bits = token.split_contents() if len(bits) > 1: raise T...
Clicky tracking template tag.
def clicky(parser, token): """ Clicky tracking template tag. Renders Javascript code to track page visits. You must supply your Clicky Site ID (as a string) in the ``CLICKY_SITE_ID`` setting. """ bits = token.split_contents() if len(bits) > 1: raise TemplateSyntaxError("'%s' ta...
Top Chartbeat template tag.
def chartbeat_top(parser, token): """ Top Chartbeat template tag. Render the top Javascript code for Chartbeat. """ bits = token.split_contents() if len(bits) > 1: raise TemplateSyntaxError("'%s' takes no arguments" % bits[0]) return ChartbeatTopNode()
Bottom Chartbeat template tag.
def chartbeat_bottom(parser, token): """ Bottom Chartbeat template tag. Render the bottom Javascript code for Chartbeat. You must supply your Chartbeat User ID (as a string) in the ``CHARTBEAT_USER_ID`` setting. """ bits = token.split_contents() if len(bits) > 1: raise Template...
Woopra tracking template tag.
def woopra(parser, token): """ Woopra tracking template tag. Renders Javascript code to track page visits. You must supply your Woopra domain in the ``WOOPRA_DOMAIN`` setting. """ bits = token.split_contents() if len(bits) > 1: raise TemplateSyntaxError("'%s' takes no arguments" % ...
Spring Metrics tracking template tag.
def spring_metrics(parser, token): """ Spring Metrics tracking template tag. Renders Javascript code to track page visits. You must supply your Spring Metrics Tracking ID in the ``SPRING_METRICS_TRACKING_ID`` setting. """ bits = token.split_contents() if len(bits) > 1: raise Te...
KISSinsights set - up template tag.
def kiss_insights(parser, token): """ KISSinsights set-up template tag. Renders Javascript code to set-up surveys. You must supply your account number and site code in the ``KISS_INSIGHTS_ACCOUNT_NUMBER`` and ``KISS_INSIGHTS_SITE_CODE`` settings. """ bits = token.split_contents() i...
Matomo tracking template tag.
def matomo(parser, token): """ Matomo tracking template tag. Renders Javascript code to track page visits. You must supply your Matomo domain (plus optional URI path), and tracked site ID in the ``MATOMO_DOMAIN_PATH`` and the ``MATOMO_SITE_ID`` setting. Custom variables can be passed in the `...
SnapEngage set - up template tag.
def snapengage(parser, token): """ SnapEngage set-up template tag. Renders Javascript code to set-up SnapEngage chat. You must supply your widget ID in the ``SNAPENGAGE_WIDGET_ID`` setting. """ bits = token.split_contents() if len(bits) > 1: raise TemplateSyntaxError("'%s' takes no...
Performable template tag.
def performable(parser, token): """ Performable template tag. Renders Javascript code to set-up Performable tracking. You must supply your Performable API key in the ``PERFORMABLE_API_KEY`` setting. """ bits = token.split_contents() if len(bits) > 1: raise TemplateSyntaxError("...
Python 2 compatibility for datetime. timestamp ().
def _timestamp(when): """ Python 2 compatibility for `datetime.timestamp()`. """ return (time.mktime(when.timetuple()) if sys.version_info < (3,) else when.timestamp())
Coerce strings to hashable bytes.
def _hashable_bytes(data): """ Coerce strings to hashable bytes. """ if isinstance(data, bytes): return data elif isinstance(data, str): return data.encode('ascii') # Fail on anything non-ASCII. else: raise TypeError(data)
Return a SHA - 256 HMAC user_hash as expected by Intercom if configured.
def intercom_user_hash(data): """ Return a SHA-256 HMAC `user_hash` as expected by Intercom, if configured. Return None if the `INTERCOM_HMAC_SECRET_KEY` setting is not configured. """ if getattr(settings, 'INTERCOM_HMAC_SECRET_KEY', None): return hmac.new( key=_hashable_bytes(s...
Intercom. io template tag.
def intercom(parser, token): """ Intercom.io template tag. Renders Javascript code to intercom.io testing. You must supply your APP ID account number in the ``INTERCOM_APP_ID`` setting. """ bits = token.split_contents() if len(bits) > 1: raise TemplateSyntaxError("'%s' takes no...
UserVoice tracking template tag.
def uservoice(parser, token): """ UserVoice tracking template tag. Renders Javascript code to track page visits. You must supply your UserVoice Widget Key in the ``USERVOICE_WIDGET_KEY`` setting or the ``uservoice_widget_key`` template context variable. """ bits = token.split_contents() ...
KISSinsights tracking template tag.
def kiss_metrics(parser, token): """ KISSinsights tracking template tag. Renders Javascript code to track page visits. You must supply your KISSmetrics API key in the ``KISS_METRICS_API_KEY`` setting. """ bits = token.split_contents() if len(bits) > 1: raise TemplateSyntaxError...
Piwik tracking template tag.
def piwik(parser, token): """ Piwik tracking template tag. Renders Javascript code to track page visits. You must supply your Piwik domain (plus optional URI path), and tracked site ID in the ``PIWIK_DOMAIN_PATH`` and the ``PIWIK_SITE_ID`` setting. Custom variables can be passed in the ``piwi...
Return a constant from django. conf. settings. The setting argument is the constant name the value_re argument is a regular expression used to validate the setting value and the invalid_msg argument is used as exception message if the value is not valid.
def get_required_setting(setting, value_re, invalid_msg): """ Return a constant from ``django.conf.settings``. The `setting` argument is the constant name, the `value_re` argument is a regular expression used to validate the setting value and the `invalid_msg` argument is used as exception message ...
Get the user instance from the template context if possible.
def get_user_from_context(context): """ Get the user instance from the template context, if possible. If the context does not contain a `request` or `user` attribute, `None` is returned. """ try: return context['user'] except KeyError: pass try: request = context...
Get the identity of a logged in user from a template context.
def get_identity(context, prefix=None, identity_func=None, user=None): """ Get the identity of a logged in user from a template context. The `prefix` argument is used to provide different identities to different analytics services. The `identity_func` argument is a function that returns the identi...
Return the domain used for the tracking code. Each service may be configured with its own domain ( called <name > _domain ) or a django - analytical - wide domain may be set ( using analytical_domain.
def get_domain(context, prefix): """ Return the domain used for the tracking code. Each service may be configured with its own domain (called `<name>_domain`), or a django-analytical-wide domain may be set (using `analytical_domain`. If no explicit domain is found in either the context or the ...
Return whether the visitor is coming from an internal IP address based on information from the template context.
def is_internal_ip(context, prefix=None): """ Return whether the visitor is coming from an internal IP address, based on information from the template context. The prefix is used to allow different analytics services to have different notions of internal addresses. """ try: request ...
Mixpanel tracking template tag.
def mixpanel(parser, token): """ Mixpanel tracking template tag. Renders Javascript code to track page visits. You must supply your Mixpanel token in the ``MIXPANEL_API_TOKEN`` setting. """ bits = token.split_contents() if len(bits) > 1: raise TemplateSyntaxError("'%s' takes no arg...
GoSquared tracking template tag.
def gosquared(parser, token): """ GoSquared tracking template tag. Renders Javascript code to track page visits. You must supply your GoSquared site token in the ``GOSQUARED_SITE_TOKEN`` setting. """ bits = token.split_contents() if len(bits) > 1: raise TemplateSyntaxError("'%s' ta...
Olark set - up template tag.
def olark(parser, token): """ Olark set-up template tag. Renders Javascript code to set-up Olark chat. You must supply your site ID in the ``OLARK_SITE_ID`` setting. """ bits = token.split_contents() if len(bits) > 1: raise TemplateSyntaxError("'%s' takes no arguments" % bits[0]) ...
Clickmap tracker template tag.
def clickmap(parser, token): """ Clickmap tracker template tag. Renders Javascript code to track page visits. You must supply your clickmap tracker ID (as a string) in the ``CLICKMAP_TRACKER_ID`` setting. """ bits = token.split_contents() if len(bits) > 1: raise TemplateSyntaxE...
Gaug. es template tag.
def gauges(parser, token): """ Gaug.es template tag. Renders Javascript code to gaug.es testing. You must supply your Site ID account number in the ``GAUGES_SITE_ID`` setting. """ bits = token.split_contents() if len(bits) > 1: raise TemplateSyntaxError("'%s' takes no arguments...
Crazy Egg tracking template tag.
def crazy_egg(parser, token): """ Crazy Egg tracking template tag. Renders Javascript code to track page clicks. You must supply your Crazy Egg account number (as a string) in the ``CRAZY_EGG_ACCOUNT_NUMBER`` setting. """ bits = token.split_contents() if len(bits) > 1: raise Te...
Yandex. Metrica counter template tag.
def yandex_metrica(parser, token): """ Yandex.Metrica counter template tag. Renders Javascript code to track page visits. You must supply your website counter ID (as a string) in the ``YANDEX_METRICA_COUNTER_ID`` setting. """ bits = token.split_contents() if len(bits) > 1: raise...
HubSpot tracking template tag.
def hubspot(parser, token): """ HubSpot tracking template tag. Renders Javascript code to track page visits. You must supply your portal ID (as a string) in the ``HUBSPOT_PORTAL_ID`` setting. """ bits = token.split_contents() if len(bits) > 1: raise TemplateSyntaxError("'%s' takes ...
Manage the printing and in - place updating of a line of characters
def status_printer(): """Manage the printing and in-place updating of a line of characters .. note:: If the string is longer than a line, then in-place updating may not work (it will print a new line at each refresh). """ last_len = [0] def p(s): s = next(spinner) + ' ' + s...
: type paths_to_mutate: str or None: rtype: str
def get_or_guess_paths_to_mutate(paths_to_mutate): """ :type paths_to_mutate: str or None :rtype: str """ if paths_to_mutate is None: # Guess path with code this_dir = os.getcwd().split(os.sep)[-1] if isdir('lib'): return 'lib' elif isdir('src'): ...
Apply a specified mutant to the source code
def do_apply(mutation_pk, dict_synonyms, backup): """Apply a specified mutant to the source code :param mutation_pk: mutmut cache primary key of the mutant to apply :type mutation_pk: str :param dict_synonyms: list of synonym keywords for a python dictionary :type dict_synonyms: list[str] :pa...
commands: \ n run [ mutation id ] \ n Runs mutmut. You probably want to start with just trying this. If you supply a mutation ID mutmut will check just this mutant. \ n results \ n Print the results. \ n apply [ mutation id ] \ n Apply a mutation on disk. \ n show [ mutation id ] \ n Show a mutation diff. \ n junitxml ...
def climain(command, argument, argument2, paths_to_mutate, backup, runner, tests_dir, test_time_multiplier, test_time_base, swallow_output, use_coverage, dict_synonyms, cache_only, version, suspicious_policy, untested_policy, pre_mutation, post_mutation, use_patch_file): ...
return exit code after performing an mutation test run.
def main(command, argument, argument2, paths_to_mutate, backup, runner, tests_dir, test_time_multiplier, test_time_base, swallow_output, use_coverage, dict_synonyms, cache_only, version, suspicious_policy, untested_policy, pre_mutation, post_mutation, use_patch_file): """return e...
Open a subprocess and stream its output without hard - blocking.
def popen_streaming_output(cmd, callback, timeout=None): """Open a subprocess and stream its output without hard-blocking. :param cmd: the command to execute within the subprocess :type cmd: str :param callback: function that intakes the subprocess' stdout line by line. It is called for each l...
: type config: Config: type filename: str: type mutation_id: MutationID: return: ( computed or cached ) status of the tested mutant: rtype: str
def run_mutation(config, filename, mutation_id): """ :type config: Config :type filename: str :type mutation_id: MutationID :return: (computed or cached) status of the tested mutant :rtype: str """ context = Context( mutation_id=mutation_id, filename=filename, exc...
: rtype: CoverageData or None
def read_coverage_data(): """ :rtype: CoverageData or None """ print('Using coverage data from .coverage file') # noinspection PyPackageRequirements,PyUnresolvedReferences from coverage import Coverage cov = Coverage('.coverage') cov.load() return cov.get_data()
: type mutations_by_file: dict [ str list [ MutationID ]]: type filename: str: type exclude: Callable [[ Context ] bool ]: type dict_synonyms: list [ str ]
def add_mutations_by_file(mutations_by_file, filename, exclude, dict_synonyms): """ :type mutations_by_file: dict[str, list[MutationID]] :type filename: str :type exclude: Callable[[Context], bool] :type dict_synonyms: list[str] """ with open(filename) as f: source = f.read() con...
Attempt to guess where the python source files to mutate are and yield their paths
def python_source_files(path, tests_dirs): """Attempt to guess where the python source files to mutate are and yield their paths :param path: path to a python source file or package directory :type path: str :param tests_dirs: list of directory paths containing test files (we do not want t...
Compute an exit code for mutmut mutation testing
def compute_exit_code(config, exception=None): """Compute an exit code for mutmut mutation testing The following exit codes are available for mutmut: * 0 if all mutants were killed (OK_KILLED) * 1 if a fatal error occurred * 2 if one or more mutants survived (BAD_SURVIVED) * 4 if one or mor...
: type context: Context
def argument_mutation(children, context, **_): """ :type context: Context """ if len(context.stack) >= 3 and context.stack[-3].type in ('power', 'atom_expr'): stack_pos_of_power_node = -3 elif len(context.stack) >= 4 and context.stack[-4].type in ('power', 'atom_expr'): stack_pos_of_...
: type context: Context: return: tuple: mutated source code number of mutations performed: rtype: tuple [ str int ]
def mutate(context): """ :type context: Context :return: tuple: mutated source code, number of mutations performed :rtype: tuple[str, int] """ try: result = parse(context.source, error_recovery=False) except Exception: print('Failed to parse %s. Internal error from parso foll...
: type context: Context
def mutate_node(node, context): """ :type context: Context """ context.stack.append(node) try: if node.type in ('tfpdef', 'import_from', 'import_name'): return if node.start_pos[0] - 1 != context.current_line_index: context.current_line_index = node.start_pos...