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Fix #2349 (import error on python <3.7 dataclasses solved)

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This commit is contained in:
Ozzie Isaacs 2022-03-24 18:19:41 +01:00
parent a6a8f7eb43
commit 2a5e9a97bb
1 changed files with 10 additions and 2 deletions
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12
cps/search_metadata.py
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@ -23,7 +23,7 @@ import json
import os import os
import sys import sys
# from time import time # from time import time
from dataclasses import asdict
from flask import Blueprint, Response, request, url_for from flask import Blueprint, Response, request, url_for
from flask_login import current_user from flask_login import current_user
@ -32,7 +32,7 @@ from sqlalchemy.exc import InvalidRequestError, OperationalError
from sqlalchemy.orm.attributes import flag_modified from sqlalchemy.orm.attributes import flag_modified
from cps.services.Metadata import Metadata from cps.services.Metadata import Metadata
from . import constants, get_locale, logger, ub from . import constants, get_locale, logger, ub, web_server
# current_milli_time = lambda: int(round(time() * 1000)) # current_milli_time = lambda: int(round(time() * 1000))
@ -40,6 +40,14 @@ meta = Blueprint("metadata", __name__)
log = logger.create() log = logger.create()
try:
from dataclasses import asdict
except ImportError:
log.info('*** "dataclasses" is needed for calibre-web to run. Please install it using pip: "pip install dataclasses" ***')
print('*** "dataclasses" is needed for calibre-web to run. Please install it using pip: "pip install dataclasses" ***')
web_server.stop(True)
sys.exit(6)
new_list = list() new_list = list()
meta_dir = os.path.join(constants.BASE_DIR, "cps", "metadata_provider") meta_dir = os.path.join(constants.BASE_DIR, "cps", "metadata_provider")
modules = os.listdir(os.path.join(constants.BASE_DIR, "cps", "metadata_provider")) modules = os.listdir(os.path.join(constants.BASE_DIR, "cps", "metadata_provider"))