Least change to adapt with python3

change some syntax
- except clause
- unicode -> bulitins.str
- sqllite uri
- fix import local path
- 01 to 1  (0 is meaningless)

add module
- future
- builtins (from future)
- imp (python3 )
- past (from future)
- sqlalchemy (update one)

refer to
http://python-future.org/compatible_idioms.html

cps.py

@@ -6,7 +6,9 @@ import sys
 
 base_path = os.path.dirname(os.path.abspath(__file__))
 # Insert local directories into path
-sys.path.insert(0, os.path.join(base_path, 'vendor'))
+sys.path.append(base_path)
+sys.path.append(os.path.join(base_path, 'cps'))
+sys.path.append(os.path.join(base_path, 'vendor'))
 
 from cps import web
 from tornado.wsgi import WSGIContainer

cps/book_formats.py

@@ -14,28 +14,28 @@ try:
     from wand.image import Image
     from wand import version as ImageVersion
     use_generic_pdf_cover = False
-except ImportError, e:
+except ImportError as e:
     logger.warning('cannot import Image, generating pdf covers for pdf uploads will not work: %s', e)
     use_generic_pdf_cover = True
 try:
     from PyPDF2 import PdfFileReader
     from PyPDF2 import __version__ as PyPdfVersion
     use_pdf_meta = True
-except ImportError, e:
+except ImportError as e:
     logger.warning('cannot import PyPDF2, extracting pdf metadata will not work: %s', e)
     use_pdf_meta = False
 
 try:
     import epub
     use_epub_meta = True
-except ImportError, e:
+except ImportError as e:
     logger.warning('cannot import epub, extracting epub metadata will not work: %s', e)
     use_epub_meta = False
 
 try:
     import fb2
     use_fb2_meta = True
-except ImportError, e:
+except ImportError as e:
     logger.warning('cannot import fb2, extracting fb2 metadata will not work: %s', e)
     use_fb2_meta = False
 
@@ -48,7 +48,7 @@ def process(tmp_file_path, original_file_name, original_file_extension):
             return epub.get_epub_info(tmp_file_path, original_file_name, original_file_extension)
         if ".FB2" == original_file_extension.upper() and use_fb2_meta is True:
             return fb2.get_fb2_info(tmp_file_path, original_file_extension)
-    except Exception, e:
+    except Exception as e:
         logger.warning('cannot parse metadata, using default: %s', e)
     return default_meta(tmp_file_path, original_file_name, original_file_extension)
 

cps/db.py

@@ -294,7 +294,8 @@ def setup_db():
         return False
 
     dbpath = os.path.join(config.config_calibre_dir, "metadata.db")
-    engine = create_engine('sqlite:///{0}'.format(dbpath.encode('utf-8')), echo=False, isolation_level="SERIALIZABLE")
+    #engine = create_engine('sqlite:///{0}'.format(dbpath.encode('utf-8')), echo=False, isolation_level="SERIALIZABLE")
+    engine = create_engine('sqlite:///'+ dbpath, echo=False, isolation_level="SERIALIZABLE")
     try:
         conn = engine.connect()
 

cps/fb2.py

@@ -37,16 +37,16 @@ def get_fb2_info(tmp_file_path, original_file_extension):
             first_name = u''
         return first_name + ' ' + middle_name + ' ' + last_name
 
-    author = unicode(", ".join(map(get_author, authors)))
+    author = str(", ".join(map(get_author, authors)))
 
     title = tree.xpath('/fb:FictionBook/fb:description/fb:title-info/fb:book-title/text()', namespaces=ns)
     if len(title):
-        title = unicode(title[0])
+        title = str(title[0])
     else:
         title = u''
     description = tree.xpath('/fb:FictionBook/fb:description/fb:publish-info/fb:book-name/text()', namespaces=ns)
     if len(description):
-        description = unicode(description[0])
+        description = str(description[0])
     else:
         description = u''
 

cps/helper.py

@@ -13,11 +13,17 @@ import os
 import traceback
 import re
 import unicodedata
+try:
     from StringIO import StringIO
-from email import encoders
     from email.MIMEBase import MIMEBase
     from email.MIMEMultipart import MIMEMultipart
     from email.MIMEText import MIMEText
+except ImportError:
+    from io import StringIO
+    from email.mime.base import MIMEBase
+    from email.mime.multipart import MIMEMultipart
+    from email.mime.text import MIMEText
+from email import encoders
 from email.generator import Generator
 from email.utils import formatdate
 from email.utils import make_msgid
@@ -147,7 +153,7 @@ def send_raw_email(kindle_mail, msg):
 
         smtplib.stderr = org_stderr
 
-    except (socket.error, smtplib.SMTPRecipientsRefused, smtplib.SMTPException), e:
+    except (socket.error, smtplib.SMTPRecipientsRefused, smtplib.SMTPException) as e:
         app.logger.error(traceback.print_exc())
         return _("Failed to send mail: %s" % str(e))
 
@@ -239,7 +245,7 @@ def get_valid_filename(value, replace_whitespace=True):
         value=value.replace(u'ß',u'ss')
         value = unicodedata.normalize('NFKD', value)
         re_slugify = re.compile('[\W\s-]', re.UNICODE)
-        value = unicode(re_slugify.sub('', value).strip())
+        value = str(re_slugify.sub('', value).strip())
     if replace_whitespace:
         #*+:\"/<>? werden durch _ ersetzt
         value = re.sub('[\*\+:\\\"/<>\?]+', u'_', value, flags=re.U)

cps/ub.py

@@ -10,6 +10,7 @@ import os
 import logging
 from werkzeug.security import generate_password_hash
 from flask_babel import gettext as _
+from builtins import str
 
 dbpath = os.path.join(os.path.normpath(os.path.dirname(os.path.realpath(__file__)) + os.sep + ".." + os.sep), "app.db")
 engine = create_engine('sqlite:///{0}'.format(dbpath), echo=False)
@@ -90,7 +91,7 @@ class UserBase:
         return False
 
     def get_id(self):
-        return unicode(self.id)
+        return str(self.id)
 
     def filter_language(self):
         return self.default_language

cps/web.py

@@ -48,11 +48,17 @@ from shutil import move, copyfile
 from tornado.ioloop import IOLoop
 from tornado import version as tornadoVersion
 
+try:
+    from imp import reload
+    from past.builtins import xrange
+except:
+    pass
+
 try:
     from wand.image import Image
 
     use_generic_pdf_cover = False
-except ImportError, e:
+except ImportError as e:
     use_generic_pdf_cover = True
 from cgi import escape
 
@@ -2186,12 +2192,12 @@ def upload():
                 return redirect(url_for('index'))
         try:
             copyfile(meta.file_path, saved_filename)
-        except OSError, e:
+        except OSError as e:
             flash(_(u"Failed to store file %s (Permission denied)." % saved_filename), category="error")
             return redirect(url_for('index'))
         try:
             os.unlink(meta.file_path)
-        except OSError, e:
+        except OSError as e:
             flash(_(u"Failed to delete file %s (Permission denied)." % meta.file_path), category="warning")
 
         file_size = os.path.getsize(saved_filename)
@@ -2223,7 +2229,7 @@ def upload():
                 db.session.add(db_language)
         # combine path and normalize path from windows systems
         path = os.path.join(author_dir, title_dir).replace('\\','/')
-        db_book = db.Books(title, "", db_author.sort, datetime.datetime.now(), datetime.datetime(101, 01, 01), 1,
+        db_book = db.Books(title, "", db_author.sort, datetime.datetime.now(), datetime.datetime(101, 1, 1), 1,
                            datetime.datetime.now(), path, has_cover, db_author, [], db_language)
         db_book.authors.append(db_author)
         if db_language is not None:

requirements.txt

@@ -0,0 +1,2 @@
+future
+sqlalchemy