<s> from totalimpact . providers import provider <EOL> from totalimpact . providers . provider import Provider , ProviderContentMalformedError <EOL> from totalimpact . unicode_helpers import remove_nonprinting_characters <EOL> import os , re <EOL> import logging <EOL> logger = logging . getLogger ( '<STR_LIT>' ) <EOL> def clean_arxiv_id ( arxiv_id ) : <EOL> arxiv_id = remove_nonprinting_characters ( arxiv_id ) <EOL> arxiv_id = arxiv_id . lower ( ) . replace ( "<STR_LIT>" , "<STR_LIT>" ) . replace ( "<STR_LIT>" , "<STR_LIT>" ) <EOL> return arxiv_id <EOL> class Arxiv ( Provider ) : <EOL> example_id = ( "<STR_LIT>" , "<STR_LIT>" ) <EOL> url = "<STR_LIT>" <EOL> descr = "<STR_LIT>" <EOL> biblio_url_template = "<STR_LIT>" <EOL> aliases_url_template = "<STR_LIT>" <EOL> static_meta_dict = { } <EOL> def __init__ ( self ) : <EOL> super ( Arxiv , self ) . __init__ ( ) <EOL> def is_relevant_alias ( self , alias ) : <EOL> ( namespace , nid ) = alias <EOL> if ( namespace == "<STR_LIT>" ) : <EOL> return True <EOL> else : <EOL> return False <EOL> @ property <EOL> def provides_aliases ( self ) : <EOL> return True <EOL> @ property <EOL> def provides_members ( self ) : <EOL> return True <EOL> def member_items ( self , <EOL> query_dict , <EOL> provider_url_template = None , <EOL> cache_enabled = True ) : <EOL> if not self . provides_members : <EOL> raise NotImplementedError ( ) <EOL> self . logger . debug ( u"<STR_LIT>" % ( self . provider_name , query_dict ) ) <EOL> arxiv_ids = query_dict . split ( "<STR_LIT:\n>" ) <EOL> aliases_tuples = [ ( "<STR_LIT>" , clean_arxiv_id ( arxiv_id ) ) for arxiv_id in arxiv_ids if arxiv_id ] <EOL> return ( aliases_tuples ) <EOL> def aliases ( self , <EOL> aliases , <EOL> provider_url_template = None , <EOL> cache_enabled = True ) : <EOL> arxiv_id = self . get_best_id ( aliases ) <EOL> if not provider_url_template : <EOL> provider_url_template = self . aliases_url_template <EOL> new_alias = [ ( "<STR_LIT:url>" , self . _get_templated_url ( provider_url_template , arxiv_id , "<STR_LIT>" ) ) ] <EOL> if new_alias in aliases : <EOL> new_alias = [ ] <EOL> return new_alias <EOL> def _extract_biblio ( self , page , id = None ) : <EOL> dict_of_keylists = { <EOL> '<STR_LIT:title>' : [ '<STR_LIT>' , '<STR_LIT:title>' ] , <EOL> '<STR_LIT:date>' : [ '<STR_LIT>' , '<STR_LIT>' ] , <EOL> } <EOL> biblio_dict = provider . _extract_from_xml ( page , dict_of_keylists ) <EOL> dom_authors = provider . _find_all_in_xml ( page , "<STR_LIT:name>" ) <EOL> try : <EOL> authors = [ author . firstChild . data for author in dom_authors ] <EOL> biblio_dict [ "<STR_LIT>" ] = "<STR_LIT:U+002CU+0020>" . join ( [ author . split ( "<STR_LIT:U+0020>" ) [ - <NUM_LIT:1> ] for author in authors ] ) <EOL> except ( AttributeError , TypeError ) : <EOL> pass <EOL> try : <EOL> biblio_dict [ "<STR_LIT>" ] = biblio_dict [ "<STR_LIT:date>" ] [ <NUM_LIT:0> : <NUM_LIT:4> ] <EOL> except KeyError : <EOL> pass <EOL> biblio_dict [ "<STR_LIT>" ] = "<STR_LIT>" <EOL> biblio_dict [ "<STR_LIT>" ] = self . _get_templated_url ( self . aliases_url_template , id , "<STR_LIT>" ) <EOL> return biblio_dict </s>
