{"id":131864,"date":"2020-07-05T21:50:00","date_gmt":"2020-07-05T13:50:00","guid":{"rendered":"http:\/\/4563.org\/?p=131864"},"modified":"2020-07-05T21:50:00","modified_gmt":"2020-07-05T13:50:00","slug":"django2-2-%e5%92%8c-pymysql%e7%89%88%e6%9c%ac%e5%85%bc%e5%ae%b9%e9%97%ae%e9%a2%98","status":"publish","type":"post","link":"http:\/\/4563.org\/?p=131864","title":{"rendered":"django2.2 \u548c PyMySQL\u7248\u672c\u517c\u5bb9\u95ee\u9898"},"content":{"rendered":"

\u9519\u8bef\u4fe1\u606f\u4e3adjango.core.exceptions.ImproperlyConfigured: mysqlclient 1.3.13 or newer is required; you have 0.9.3.<\/code><\/p>\n

<\/a>\u9519\u8bef\u539f\u56e0\uff1a<\/h3>\n

\u56e0\u4e3aDjango\u8fde\u63a5MySQL\u65f6\u9ed8\u8ba4\u4f7f\u7528MySQLdb\u9a71\u52a8\uff0c\u4f46MySQLdb\u4e0d\u652f\u6301Python3\uff0c\u56e0\u6b64\u8fd9\u91cc\u5c06MySQL\u9a71\u52a8\u8bbe\u7f6e\u4e3apymysql\u3002\u7531\u6b64\u4ea7\u751f\u7684\u7248\u672c\u517c\u5bb9\u95ee\u9898\u3002<\/p>\n

<\/a>pymysql\u5b89\u88c5\u65b9\u6cd5\uff1a<\/h3>\n
\n\n\n
\n
1<\/span>
2<\/span>
3<\/span>
4<\/span>
5<\/span>
6<\/span>
<\/pre>\n<\/td>\n
\n
#\u5b89\u88c5pymysql<\/span><\/span>
pip install pymysql<\/span>
<\/span>
#__init__.py<\/span><\/span>
import<\/span> pymysql<\/span>
pymysql.install_as_MySQLdb()<\/span>
<\/pre>\n<\/td>\n<\/tr>\n<\/table>\n<\/figure>\n
<\/a>\u89e3\u51b3\u529e\u6cd5\uff1a<\/h3>\n
<\/a>1. django\u964d\u52302.1.4\u7248\u672c<\/h4>\n
<\/a>2. \u4fee\u590d\u6e90\u7801<\/h4>\n
2.1 \u627e\u5230Python\u73af\u5883\u4e0b django\u5305\uff0c\u5e76\u8fdb\u5165\u5230backends\u4e0b\u7684mysql\u6587\u4ef6\u5939<\/p>\n
\n\n\n
\n
1<\/span>
2<\/span>
3<\/span>
4<\/span>
<\/pre>\n<\/td>\n
\n
#  \u4f7f\u7528\u6b64\u547d\u4ee4\u53ef\u4ee5\u770b\u5230\u5bf9\u5e94\u7684\u6587\u4ef6\u5939\u76ee\u5f55<\/span>
\u279c  daliyfresh pip install pymysql<\/span>
Looking in indexes: https://mirrors.aliyun.com/pypi/simple/<\/span>
Requirement already satisfied: pymysql in /Library/Frameworks/Python.framework/Versions/3.6/lib/python3.6/site-packages (0.9.3)<\/span>
<\/pre>\n<\/td>\n<\/tr>\n<\/table>\n<\/figure>\n
2.2 \u627e\u5230base.py\u6587\u4ef6\uff0c\u6ce8\u91ca\u6389 base.py \u4e2d\u5982\u4e0b\u90e8\u5206\uff0835\/36\u884c\uff09<\/p>\n
\n\n\n
\n
1<\/span>
2<\/span>
<\/pre>\n<\/td>\n
\n
if<\/span> version < (1<\/span>, 3<\/span>, 3<\/span>):<\/span>
     raise<\/span> ImproperlyConfigured(\"mysqlclient 1.3.3 or newer is required; you have %s\"<\/span> % Database.__version__)<\/span>
<\/pre>\n<\/td>\n<\/tr>\n<\/table>\n<\/figure>\n
2.3 \u6b64\u65f6\u4ecd\u7136\u62a5\u9519\uff0c\u627e\u5230operations.py\u6587\u4ef6\uff0c\u5c06decode\u6539\u4e3aencode<\/p>\n
\n\n\n
\n
1<\/span>
<\/pre>\n<\/td>\n
\n
AttributeError: \u2018str\u2019 object has no attribute \u2018decode\u2019<\/span>
<\/pre>\n<\/td>\n<\/tr>\n<\/table>\n<\/figure>\n
\u89e3\u51b3\u529e\u6cd5\uff1a<\/p>\n
\n\n\n
\n
1<\/span>
2<\/span>
3<\/span>
4<\/span>
5<\/span>
6<\/span>
7<\/span>
8<\/span>
<\/pre>\n<\/td>\n
\n
#linux vim \u67e5\u627e\u5feb\u6377\u952e\uff1a\uff1fdecode<\/span><\/span>
if<\/span> query is<\/span> not<\/span> None<\/span>:<\/span>
    query = query.decode(errors='replace'<\/span>)<\/span>
return<\/span> query<\/span>
#\u6539\u4e3a<\/span><\/span>
if<\/span> query is<\/span> not<\/span> None<\/span>:<\/span>
    query = query.encode(errors='replace'<\/span>)<\/span>
return<\/span> query<\/span>
<\/pre>\n<\/td>\n<\/tr>\n<\/table>\n<\/figure>\n
<\/a>\u6d4b\u8bd5\uff0c\u6267\u884c\u6570\u636e\u8fc1\u79fb<\/h3>\n
\n\n\n
\n
1<\/span>
2<\/span>
<\/pre>\n<\/td>\n
\n
python manage.py makemigrations<\/span>
python manage.py migrate<\/span>
<\/pre>\n<\/td>\n<\/tr>\n<\/table>\n<\/figure>\n
\"django2.2<\/p>\n","protected":false},"excerpt":{"rendered":"
\u9519\u8bef\u4fe1\u606f\u4e3adjango.core.…<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[],"tags":[],"_links":{"self":[{"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/posts\/131864"}],"collection":[{"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=131864"}],"version-history":[{"count":0,"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/posts\/131864\/revisions"}],"wp:attachment":[{"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=131864"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=131864"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=131864"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}