upgrading pymysql did the trick. thank you.
On Thursday, June 9, 2016 at 12:02:29 PM UTC-4, Mike Bayer wrote:
>
>
> VARBINARY should not have a utf-8 encoding step at all. I can replace
> VARBINARY directly in my script and there's no problem; can you upgrade
> your pymysql? I seem to recall someone having this problem recently.
>
>
> Also please run the script below (with your database URL) and send the
> full output, as it will include things like the SQL MODE you're running
> and other things:
>
> from sqlalchemy import *
> from sqlalchemy.orm import *
> from sqlalchemy.ext.declarative import declarative_base
>
> Base = declarative_base()
>
>
> class A(Base):
> __tablename__ = 'a'
> id = Column(Integer, primary_key=True)
> data = Column(VARBINARY(255))
>
> e = create_engine("mysql+pymysql://scott:tiger@localhost/test", echo=True)
> Base.metadata.drop_all(e)
> Base.metadata.create_all(e)
>
> gcm_key =
> '\xfeE\x87\xe7\xc9\xe5\xec\xe0\x9c\xd6\x85\x11\xc7\xebd\xe3\x7f\xd9\xfel\xe6\x86"j\xbe=\xf4\xd7\x95\x99F\x8f'
>
>
>
> s = Session(e)
> s.add(A(data=gcm_key))
> s.commit()
>
>
>
> On 06/09/2016 11:16 AM, Ven Karri wrote:
> > The only difference is that I am using sqlalchemy.types.VARBINARY(256)
> > instead of String(255)
> >
> > On Thursday, June 9, 2016 at 10:47:32 AM UTC-4, Mike Bayer wrote:
> >
> > what charset is in your my.cnf and/or how are you connecting. Mine
> > only
> > produces a warning. Here is an MCVE (definition: I can actually run
> > it):
> >
> > from sqlalchemy import *
> > from sqlalchemy.orm import *
> > from sqlalchemy.ext.declarative import declarative_base
> >
> > Base = declarative_base()
> >
> >
> > class A(Base):
> > __tablename__ = 'a'
> > id = Column(Integer, primary_key=True)
> > data = Column(String(255))
> >
> > e = create_engine("mysql+pymysql://scott:tiger@localhost/test",
> > echo=True)
> > Base.metadata.create_all(e)
> >
> > gcm_key =
> >
> '\xfeE\x87\xe7\xc9\xe5\xec\xe0\x9c\xd6\x85\x11\xc7\xebd\xe3\x7f\xd9\xfel\xe6\x86"j\xbe=\xf4\xd7\x95\x99F\x8f'
>
>
> >
> >
> > s = Session(e)
> > s.add(A(data=gcm_key))
> > s.commit()
> >
> >
> >
> >
> > output:
> >
> > python test.py
> >
> /home/classic/.venv/lib/python2.7/site-packages/pymysql/cursors.py:146:
> > Warning: Table 'test' already exists
> > result = self._query(query)
> >
> /home/classic/.venv/lib/python2.7/site-packages/pymysql/cursors.py:146:
> > Warning: Incorrect string value: '\xFEE\x87\xE7\xC9\xE5...' for
> column
> > 'data' at row 1
> > result = self._query(query)
> >
> >
> > please run this script and modify it to show your error thanks!
> >
> >
> >
> >
> >
> > On 06/09/2016 10:42 AM, Ven Karri wrote:
> > > Any ideas?
> > >
> > > On Thursday, June 9, 2016 at 10:21:27 AM UTC-4, Ven Karri wrote:
> > >
> > > Using, python 2.7 using 'mysql+pymysql' driver
> > >
> > > Code is very simple:
> > >
> > > gcm_key =
> > >
> >
> '\xfeE\x87\xe7\xc9\xe5\xec\xe0\x9c\xd6\x85\x11\xc7\xebd\xe3\x7f\xd9\xfel\xe6\x86"j\xbe=\xf4\xd7\x95\x99F\x8f'
>
>
> >
> > > model = Sample(gcm_key=gcm_key)
> > > session.add(model)
> > >
> > > Now what you said is to make it u'some string'. The string in
> > > question here is the gcm_key. So, I did this:
> > >
> > > gcm_key = gcm_key.decode('utf8')
> > >
> > > That throws an error:
> > >
> > > UnicodeDecodeError: 'utf8' codec can't decode byte 0xfe in
> > position
> > > 0: invalid start byte
> > >
> > > On Thursday, June 9, 2016 at 10:04:49 AM UTC-4, Mike Bayer
> wrote:
> > >
> > >
> > >
> > > On 06/09/2016 09:52 AM, Ven Karri wrote:
> > > > I am getting a UTF-8 error upon insert using sql alchemy
> > ORM.
> > > The same
> > > > query runs fine when I run using raw sql. Here's the ORM
> > query:
> > > >
> > > > rotating_keys_object = rotating_keys_model(
> > > > gcm_key=rot_gcm_key,
> > > > nonce=rot_nonce,
> > > > tag=rot_tag,
> > > > operational_team_id=self.operational_team_id
> > > > )
> > > > session.add(rotating_keys_object)
> > > >
> > > > Here's the error:
> > > >
> > > > DatabaseError: (raised as a result of Query-invoked
> > autoflush;
> > > consider
> > > > using a session.no_autoflush block if this flush is
> > occurring
> > > > prematurely) (DatabaseError) 1300: Invalid utf8
> > character string:
> > > > 'FE4587' u'INSERT INTO rotating_keys (gcm_key, nonce,
> tag,
> > > > operational_team_id) VALUES (%(gcm_key)s, %(nonce)s,
> > %(tag)s,
> > > > %(operational_team_id)s)' {'gcm_key':
> > > >
> > >
> >
> '\xfeE\x87\xe7\xc9\xe5\xec\xe0\x9c\xd6\x85\x11\xc7\xebd\xe3\x7f\xd9\xfel\xe6\x86"j\xbe=\xf4\xd7\x95\x99F\x8f',
>
>
> >
> > >
> > > > 'nonce':
> > 'o\xcb\x06\xe0\xe9\xech\xed\xed?T\xf4\xaf\x9a\xe1N',
> > > > 'operational_team_id': 1, 'tag':
> > > > ";p\xcce\xd2\xb8'\xf5\x89q\xc1\xa0\xfa\xff\x11\xf9"}
> > >
> > > when you deal with non-ascii values in Python, it's best
> > to use an
> > > encoding-neutral Python unicode object, in Py2K this is a
> > string
> > > like
> > > u'some string'. The conversion to utf8 is done by the
> > database
> > > driver
> > > when it is passed from your application to the driver.
> > >
> > > If that's not the problem here then you'd need to
> illustrate
> > > many more
> > > details, including version of python in use, database
> > driver in
> > > use, an
> > > MCVE code example that we can run (see
> > > http://stackoverflow.com/help/mcve
> > <http://stackoverflow.com/help/mcve>
> > > <http://stackoverflow.com/help/mcve
> > <http://stackoverflow.com/help/mcve>>).
> > >
> > >
> > >
> > >
> > > >
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