Drop lots of legacy code. Support Python 3.7-3.11.

[librarian.git] / src / librarian / dcparser.py

diff --git a/src/librarian/dcparser.py b/src/librarian/dcparser.py
index f402c04..1d3c2f3 100644 (file)
--- a/src/librarian/dcparser.py
+++ b/src/librarian/dcparser.py
@@ -1,11 +1,11 @@
 # This file is part of Librarian, licensed under GNU Affero GPLv3 or later.
 # This file is part of Librarian, licensed under GNU Affero GPLv3 or later.

-# Copyright © Fundacja Nowoczesna Polska. See NOTICE for more information.
+# Copyright © Fundacja Wolne Lektury. See NOTICE for more information.

 #
 from xml.parsers.expat import ExpatError
 from datetime import date
 #
 from xml.parsers.expat import ExpatError
 from datetime import date

+import io

 import time
 import re
 import time
 import re

-import six

 from librarian.util import roman_to_int
 
 from librarian import (ValidationError, NoDublinCore, ParseError, DCNS, RDFNS,
 from librarian.util import roman_to_int
 
 from librarian import (ValidationError, NoDublinCore, ParseError, DCNS, RDFNS,


@@ -15,14 +15,13 @@ import lxml.etree as etree
 from lxml.etree import XMLSyntaxError
 
 from librarian.meta.types.bool import BoolValue
 from lxml.etree import XMLSyntaxError
 
 from librarian.meta.types.bool import BoolValue

-from librarian.meta.types.date import DateValue

 from librarian.meta.types.person import Person
 from librarian.meta.types.wluri import WLURI
 from librarian.meta.types.person import Person
 from librarian.meta.types.wluri import WLURI

-from librarian.meta.types.text import TextValue
+from librarian.meta.types import text

 
 
 
 

-class Field(object):
-    def __init__(self, uri, attr_name, value_type=TextValue,
+class Field:
+    def __init__(self, uri, attr_name, value_type=text.TextValue,

                  multiple=False, salias=None, **kwargs):
         self.uri = uri
         self.name = attr_name
                  multiple=False, salias=None, **kwargs):
         self.uri = uri
         self.name = attr_name


@@ -104,7 +103,7 @@ class DCInfo(type):
         return super(DCInfo, mcs).__new__(mcs, classname, bases, class_dict)
 
 
         return super(DCInfo, mcs).__new__(mcs, classname, bases, class_dict)
 
 

-class WorkInfo(six.with_metaclass(DCInfo, object)):
+class WorkInfo(metaclass=DCInfo):

     FIELDS = (
         Field(DCNS('creator'), 'authors', Person, salias='author',
               multiple=True),
     FIELDS = (
         Field(DCNS('creator'), 'authors', Person, salias='author',
               multiple=True),


@@ -121,7 +120,7 @@ class WorkInfo(six.with_metaclass(DCInfo, object)):
         Field(DCNS('contributor.thanks'), 'thanks', required=False),
 
         Field(DCNS('date'), 'created_at'),
         Field(DCNS('contributor.thanks'), 'thanks', required=False),
 
         Field(DCNS('date'), 'created_at'),

-        Field(DCNS('date.pd'), 'released_to_public_domain_at', DateValue,
+        Field(DCNS('date.pd'), 'released_to_public_domain_at',

               required=False),
         Field(DCNS('publisher'), 'publisher', multiple=True),
 
               required=False),
         Field(DCNS('publisher'), 'publisher', multiple=True),
 


@@ -151,7 +150,7 @@ class WorkInfo(six.with_metaclass(DCInfo, object)):
     
     @classmethod
     def from_bytes(cls, xml, *args, **kwargs):
     
     @classmethod
     def from_bytes(cls, xml, *args, **kwargs):

-        return cls.from_file(six.BytesIO(xml), *args, **kwargs)
+        return cls.from_file(io.BytesIO(xml), *args, **kwargs)

 
     @classmethod
     def from_file(cls, xmlfile, *args, **kwargs):
 
     @classmethod
     def from_file(cls, xmlfile, *args, **kwargs):


@@ -237,7 +236,6 @@ class WorkInfo(six.with_metaclass(DCInfo, object)):
         for field in self.FIELDS:
             value = field.validate(dc_fields, fallbacks=fallbacks,
                                    strict=strict, validate_required=validate_required)
         for field in self.FIELDS:
             value = field.validate(dc_fields, fallbacks=fallbacks,
                                    strict=strict, validate_required=validate_required)

-            print(field.name, value)

             setattr(self, 'prop_' + field.name, value)
             self.fmap[field.name] = field
             if field.salias:
             setattr(self, 'prop_' + field.name, value)
             self.fmap[field.name] = field
             if field.salias:


@@ -303,11 +301,11 @@ class WorkInfo(six.with_metaclass(DCInfo, object)):
                     for x in v:
                         e = etree.Element(field.uri)
                         if x is not None:
                     for x in v:
                         e = etree.Element(field.uri)
                         if x is not None:

-                            e.text = six.text_type(x)
+                            e.text = str(x)

                         description.append(e)
                 else:
                     e = etree.Element(field.uri)
                         description.append(e)
                 else:
                     e = etree.Element(field.uri)

-                    e.text = six.text_type(v)
+                    e.text = str(v)

                     description.append(e)
 
         return root
                     description.append(e)
 
         return root


@@ -322,9 +320,9 @@ class WorkInfo(six.with_metaclass(DCInfo, object)):
                 if field.multiple:
                     if len(v) == 0:
                         continue
                 if field.multiple:
                     if len(v) == 0:
                         continue

-                    v = [six.text_type(x) for x in v if x is not None]
+                    v = [str(x) for x in v if x is not None]

                 else:
                 else:

-                    v = six.text_type(v)
+                    v = str(v)

 
                 dc[field.name] = {'uri': field.uri, 'value': v}
         rdf['fields'] = dc
 
                 dc[field.name] = {'uri': field.uri, 'value': v}
         rdf['fields'] = dc


@@ -339,32 +337,32 @@ class WorkInfo(six.with_metaclass(DCInfo, object)):
                 if field.multiple:
                     if len(v) == 0:
                         continue
                 if field.multiple:
                     if len(v) == 0:
                         continue

-                    v = [six.text_type(x) for x in v if x is not None]
+                    v = [str(x) for x in v if x is not None]

                 else:
                 else:

-                    v = six.text_type(v)
+                    v = str(v)

                 result[field.name] = v
 
             if field.salias:
                 v = getattr(self, field.salias)
                 if v is not None:
                 result[field.name] = v
 
             if field.salias:
                 v = getattr(self, field.salias)
                 if v is not None:

-                    result[field.salias] = six.text_type(v)
+                    result[field.salias] = str(v)

 
         return result
 
 
 class BookInfo(WorkInfo):
     FIELDS = (
 
         return result
 
 
 class BookInfo(WorkInfo):
     FIELDS = (

-        Field(DCNS('audience'), 'audiences', salias='audience', multiple=True,
+        Field(DCNS('audience'), 'audiences', text.Audience, salias='audience', multiple=True,

               required=False),
 
               required=False),
 

-        Field(DCNS('subject.period'), 'epochs', salias='epoch', multiple=True,
+        Field(DCNS('subject.period'), 'epochs', text.Epoch, salias='epoch', multiple=True,

               required=False),
               required=False),

-        Field(DCNS('subject.type'), 'kinds', salias='kind', multiple=True,
+        Field(DCNS('subject.type'), 'kinds', text.Kind, salias='kind', multiple=True,

               required=False),
               required=False),

-        Field(DCNS('subject.genre'), 'genres', salias='genre', multiple=True,
+        Field(DCNS('subject.genre'), 'genres', text.Genre, salias='genre', multiple=True,

               required=False),
               required=False),

-        Field(WLNS('category.legimi'), 'legimi', required=False),
-
+        Field(WLNS('category.legimi'), 'legimi', text.LegimiCategory, required=False),
+        Field(WLNS('category.thema'), 'thema', text.ThemaCategory, required=False, multiple=True),

         Field(DCNS('subject.location'), 'location', required=False),
 
         Field(DCNS('contributor.translator'), 'translators',
         Field(DCNS('subject.location'), 'location', required=False),
 
         Field(DCNS('contributor.translator'), 'translators',