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AttributeError: 'builtin_function_or_method' object has no attribute 'mogrify' I have already installed the 64 bit installer for psycopg2 in my windows machine. Any thoughts on …

03.01.2020 · cur = mysql.connection.cursor() AttributeError: 'NoneType' object has no attribute 'cursor' 正如@Martijn Pieters指出的，这意味着我无法连接到mysql数据库。 问题是，为什么烧瓶连接第一功能时没有问题，而第二功能有问题？ 以下是我要复制的导入：

Run Python to connect mysql database and query the data in the table, the following error occurred: python ...

05.09.2018 · Hello. I'm using Python3 and have the following code. I'm getting 'NoneType' object has no attribute 'cursor' when I'm trying to use mysql.connection.cursor(). What's wrong with that? Please take to consideration, that I'm using accordin...

node = child.find('EmentaMateria') if node is not None: ementa = node.text else: ementa = None.

09.01.2020 · AttributeError: 'NoneType' object has no attribute 'is_empty' when trying to set new CRS Hot Network Questions Do you worry about …

Jan 03, 2020 · AttributeError: 'NoneType' object has no attribute 'cursor' 正如@Martijn Pieters指出的，这意味着我无法连接到mysql数据库。 问题是，为什么烧瓶连接第一功能时没有问题，而第二功能有问题？

05.02.2018 · import pyodbc conn = pyodbc.connect('DSN=QueryBuilder') cursor = conn.cursor() stringA = "SELECT GrantInformation.Call FROM GrantInformation" cursor.execute(stringA) rows = cursor.fetchall() Its worked fine for years, but all of a sudden it has stopped working today with the following traceback:

conn is None, so you must have failed to acquire a connection. Presumably the notebook where this is working has "QueryBuilder" set up ...

site-packages/django/db/backends/postgresql/base.py", line 229, in is_usable ... 1") AttributeError: 'NoneType' object has no attribute 'cursor'.

Jun 16, 2017 · I Ctrl+C'd out of the initial pgAdmin4 setup aka. python pgAdmin4.py and now if I try to rerun the install, I get a mountain of errors. I'm using pgAdmin3 for now but I would like to know how to fi...

Hi Postgress,. I used to have a functioning PostgreSQL database, but upon reinstalling due to computer issues, I am now getting this error ...

I have no clue what may be the problem. Passing wrong password gives and error, so I assume the connection is established correctly (or not). Also, SQL command is taken directly from pgAdmin.

Psyscopg 2 / PostgreSQL - AttributeError: 'NoneType' object has no attribute 'fetchall' Close. 1. ... [deleted] 1 year ago. Psyscopg 2 / PostgreSQL - AttributeError: 'NoneType' object has no attribute 'fetchall' conn = psycopg2.connect(database="postgres", user="postgres", password ... db_cursor.execute does not return a value so x will be None ...

Describe the bug I'm trying use Tortoise and Sanic but I always found error when I'm running the code and calling the model.All().

Jan 09, 2020 · AttributeError: 'NoneType' object has no attribute 'is_empty' when trying to set new CRS Hot Network Questions Do you worry about using certain words too frequently in your research paper?

return self.cursor.execute('SELECT points FROM profile WHERE chat_id = %s;', (chat_id,)).fetchall() AttributeError: 'NoneType' object has no ...

Oct 02, 2015 · 13. This answer is not useful. Show activity on this post. .execute () just executes the query and does not return anything. It is up to you how you are going to fetch the results (ex: iterator, fetchall (), fetchone () etc.) >>> cursor.execute (sql_list_schemas) >>> list_schemas = cursor.fetchall ()

It is up to you how you are going to fetch the results (ex: iterator, fetchall (), fetchone () etc.) PEP-2049 states that return values are not defined for .execute () method so database connectors may return something different than None. (ex: a boolean flag indicating whether sql command has been successfully executed or not) However, one ...

Feb 06, 2018 · import pyodbc conn = pyodbc.connect('DSN=QueryBuilder') cursor = conn.cursor() stringA = "SELECT GrantInformation.Call FROM GrantInformation" cursor.execute(stringA) rows = cursor.fetchall() Its worked fine for years, but all of a sudden it has stopped working today with the following traceback:

Change sql_cursor=sql_cursor.execute(sql). to sql_cursor.execute(sql). Because the execute method returns none , this re-assignment destroys ...

Sep 05, 2018 · Hello. I'm using Python3 and have the following code. I'm getting 'NoneType' object has no attribute 'cursor' when I'm trying to use mysql.connection.cursor().