Flask & SQL Alchemy db.create_all() unicode döner algılamak:% r

Question

Ben the tutorial:

Ben db.create_all() çalıştırmayı denediğinizde aşağıdaki hatayı alıyorum göre SQLAlchemy kullanarak kurulum için Flask ile sqlite veritabanı çalışıyorum:

(venv)[username@md projectname]$ python 
Python 2.7.9 (default, Jan 12 2015, 10:50:37) 
[GCC 4.4.7 20120313 (Red Hat 4.4.7-11)] on linux2 
Type "help", "copyright", "credits" or "license" for more information. 
>>> from app import db 
/home/username/flask-project/projectname/venv/lib/python2.7/site-packages/flask_sqlalchemy/__init__.py:800: UserWarning: SQLALCHEMY_TRACK_MODIFICATIONS adds significant overhead and will be disabled by default in the future. Set it to True to suppress this warning. 
    warnings.warn('SQLALCHEMY_TRACK_MODIFICATIONS adds significant overhead and will be disabled by default in the future. Set it to True to suppress this warning.') 
>>> db.create_all() 
/home/username/flask-project/projectname/venv/lib/python2.7/site-packages/sqlalchemy/engine/default.py:298: SAWarning: Exception attempting to detect unicode returns: OperationalError('(sqlite3.OperationalError) near "\xf1\x90\x81\x93\xf1\x90\x81\x8c\xf5\x80\x81\x83\xf0\xb0\x80\xa0\xf4\xb0\x81\x81\xfa\x80\x81\x94\xfd\x80\x80\xa7\xfc\xb0\x81\xa5\xf8\x80\x81\xb4\xfb\x80\x81\xb0\xfa\x90\x81\xa1\xf8\x80\x81\xae\xf9\x90\x81\xb2\xfd\x90\x81\xb4\xfb\xa0\x81\xb2\xf9\xb0\x81\xb3\xf0\x90\x80\xa0\xf8\x80\x81\x93\xf0\x90\x81\x96\xf0\xb0\x81\x92\xf0\x90\x81\x88\xfa\x80\x81\x92\xfc\x80\x80\xb6\xfa\x90\x80\xa9\xf0\x90\x80\xa0\xf8\x80\x81\x93\xfb\xa0\x81\xa1\xfb\xa0\x81\xaf\xfc\x90\x81\x9f\xfe\x90\x80\x80": syntax error',) 
    "detect unicode returns: %r" % de) 
/home/username/flask-project/projectname/venv/lib/python2.7/site-packages/sqlalchemy/engine/default.py:298: SAWarning: Exception attempting to detect unicode returns: OperationalError('(sqlite3.OperationalError) near "\xf1\x90\x81\x93\xf1\x90\x81\x8c\xf5\x80\x81\x83\xf0\xb0\x80\xa0\xf4\xb0\x81\x81\xfa\x80\x81\x94\xfd\x80\x80\xa7\xfc\xb0\x81\xa5\xf8\x80\x81\xb4\xfb\xa0\x81\xb5\xf8\xb0\x81\xa9\xf9\x80\x81\xaf\xf8\x80\x81\xa5\xf9\x90\x81\xb2\xfd\x90\x81\xb4\xfb\xa0\x81\xb2\xf9\xb0\x81\xb3\xf0\x90\x80\xa0\xf8\x80\x81\x93\xf0\x90\x81\x96\xf0\xb0\x81\x92\xf0\x90\x81\x88\xfa\x80\x81\x92\xfc\x80\x80\xb6\xfa\x90\x80\xa9\xf0\x90\x80\xa0\xf8\x80\x81\x93\xfb\xa0\x81\xa1\xfb\xa0\x81\xaf\xfc\x90\x81\x9f\xfc\xa0\x80\x80": syntax error',) 
    "detect unicode returns: %r" % de) 
Traceback (most recent call last): 
    File "<stdin>", line 1, in <module> 
    File "/home/username/flask-project/projectname/venv/lib/python2.7/site-packages/flask_sqlalchemy/__init__.py", line 972, in create_all 
    self._execute_for_all_tables(app, bind, 'create_all') 
    File "/home/username/flask-project/projectname/venv/lib/python2.7/site-packages/flask_sqlalchemy/__init__.py", line 964, in _execute_for_all_tables 
    op(bind=self.get_engine(app, bind), **extra) 
    File "/home/username/flask-project/projectname/venv/lib/python2.7/site-packages/sqlalchemy/sql/schema.py", line 3695, in create_all 
    tables=tables) 
    File "/home/username/flask-project/projectname/venv/lib/python2.7/site-packages/sqlalchemy/engine/base.py", line 1855, in _run_visitor 
    with self._optional_conn_ctx_manager(connection) as conn: 
    File "/usr/local/lib/python2.7/contextlib.py", line 17, in __enter__ 
    return self.gen.next() 
    File "/home/username/flask-project/projectname/venv/lib/python2.7/site-packages/sqlalchemy/engine/base.py", line 1848, in _optional_conn_ctx_manager 
    with self.contextual_connect() as conn: 
    File "/home/username/flask-project/projectname/venv/lib/python2.7/site-packages/sqlalchemy/engine/base.py", line 2039, in contextual_connect 
    self._wrap_pool_connect(self.pool.connect, None), 
    File "/home/username/flask-project/projectname/venv/lib/python2.7/site-packages/sqlalchemy/engine/base.py", line 2078, in _wrap_pool_connect 
    e, dialect, self) 
    File "/home/username/flask-project/projectname/venv/lib/python2.7/site-packages/sqlalchemy/engine/base.py", line 1405, in _handle_dbapi_exception_noconnection 
    exc_info 
    File "/home/username/flask-project/projectname/venv/lib/python2.7/site-packages/sqlalchemy/util/compat.py", line 200, in raise_from_cause 
    reraise(type(exception), exception, tb=exc_tb, cause=cause) 
    File "/home/username/flask-project/projectname/venv/lib/python2.7/site-packages/sqlalchemy/engine/base.py", line 2074, in _wrap_pool_connect 
    return fn() 
    File "/home/username/flask-project/projectname/venv/lib/python2.7/site-packages/sqlalchemy/pool.py", line 376, in connect 
    return _ConnectionFairy._checkout(self) 
    File "/home/username/flask-project/projectname/venv/lib/python2.7/site-packages/sqlalchemy/pool.py", line 713, in _checkout 
    fairy = _ConnectionRecord.checkout(pool) 
    File "/home/username/flask-project/projectname/venv/lib/python2.7/site-packages/sqlalchemy/pool.py", line 480, in checkout 
    rec = pool._do_get() 
    File "/home/username/flask-project/projectname/venv/lib/python2.7/site-packages/sqlalchemy/pool.py", line 1151, in _do_get 
    return self._create_connection() 
    File "/home/username/flask-project/projectname/venv/lib/python2.7/site-packages/sqlalchemy/pool.py", line 323, in _create_connection 
    return _ConnectionRecord(self) 
    File "/home/username/flask-project/projectname/venv/lib/python2.7/site-packages/sqlalchemy/pool.py", line 454, in __init__ 
    exec_once(self.connection, self) 
    File "/home/username/flask-project/projectname/venv/lib/python2.7/site-packages/sqlalchemy/event/attr.py", line 246, in exec_once 
    self(*args, **kw) 
    File "/home/username/flask-project/projectname/venv/lib/python2.7/site-packages/sqlalchemy/event/attr.py", line 256, in __call__ 
    fn(*args, **kw) 
    File "/home/username/flask-project/projectname/venv/lib/python2.7/site-packages/sqlalchemy/util/langhelpers.py", line 1319, in go 
    return once_fn(*arg, **kw) 
    File "/home/username/flask-project/projectname/venv/lib/python2.7/site-packages/sqlalchemy/engine/strategies.py", line 165, in first_connect 
    dialect.initialize(c) 
    File "/home/username/flask-project/projectname/venv/lib/python2.7/site-packages/sqlalchemy/engine/default.py", line 256, in initialize 
    self._check_unicode_description(connection): 
    File "/home/username/flask-project/projectname/venv/lib/python2.7/site-packages/sqlalchemy/engine/default.py", line 343, in _check_unicode_description 
    ]).compile(dialect=self) 
sqlalchemy.exc.OperationalError: (sqlite3.OperationalError) near "???????3???￥": syntax error 
>>> 

Answer 1

bu karakterler ile bir sorunu yaşayacaksın: bu o nerede yayınladığınız şeyle dayalı belirsiz

???????3???￥ 

, ama bu Veritabanınızı oluşturmak için kullandığınız dosya büyük olasılıkla. Bu dosyadaki karakterlerin yorumlanabilecek bir karakter kodlamasında olması gerekir.