This predicate function checks whether a BeatifulSoup Tag instance has a class attribute.

Helper, returns full URL in case path isn't one.

Helper method, sends HTTP request and returns response payload.

Adds a new type of attribute to the list of attributes understood by this query. Meant to be used by the constructors in deri

Turns a query string containing comma-separated phrases into a space-separated list of tokens, quoted if containing whitespac

Helper, removes a URL-encoded argument, if present.

Applies settings as provided by a ScholarSettings instance.

Factory method returning a BeautifulSoup instance. The created instance will use a parser of the given name, if supported by the under

This method initiates a search query (a ScholarQuery instance) with subsequent parsing of the response.

Sets words that *all* must be found in the result.

This gets invoked after we have parsed an article, to do any needed cleanup/polishing before we hand off the resulting articl

Reports the article in a standard citation format. This works only if you have configured the querier to retrieve a particular

Clears any existing articles stored from previous queries.

Given an article, retrieves citation link. Note, this requires that you adjusted the settings to tell Google Scholar to actually

Returns a complete, submittable URL string for this particular query instance. The URL and its arguments will vary depending

The parser invokes this callback on each article parsed successfully. In this base class, the callback does nothing.

The parser invokes this callback if it determines the overall number of results, as reported on the parsed results page. The

This method allows parsing of provided HTML content.

This stores the latest cookies we're using to disk, for reuse in a later session.

Sets names that must be on the result's author list.

Sets search to a Google Scholar results cluster ID.

Sets phrase that must be found in the result exactly.

Sets the publication in which the result must be found.

Sets Boolean indicating whether to search entire article or title only.

Sets timeframe (in years as integer) in which result must have appeared. It's fine to specify just start or end, or both.

Sets words of which *none* must be found in the result.

Sets words of which *at least one* must be found in result.

Getter for attribute value. Returns None if no such key.

Setter for attribute value. Does nothing if no such key.

This method initiates parsing of HTML content, cleans resulting content as needed, and notifies the parser instance of result