Fix DDL rendered for #temp tables

Fixes: #1

README.rst

@@ -49,7 +49,7 @@ Then, in your Python app, you can connect to the database via::
 For other ways of connecting see the `Getting Connected`_ page in the Wiki.
 
 .. _ODBC DSN (Data Source Name): https://support.microsoft.com/en-ca/help/966849/what-is-a-dsn-data-source-name
-.. _Getting Connected: https://github.com/sqlalchemy/sqlalchemy-sybase/wiki/Getting-Connected
+.. _Getting Connected: https://github.com/gordthompson/sqlalchemy-sybase/wiki/Getting-Connected
 
 The SQLAlchemy Project
 ======================

sqlalchemy_sybase/__init__.py

@@ -33,7 +33,7 @@
 from .base import VARBINARY
 from .base import VARCHAR
 
-__version__ = "1.0.0"
+__version__ = "1.0.1"
 
 # default (and only) dialect
 base.dialect = dialect = pyodbc.dialect

sqlalchemy_sybase/base.py

@@ -627,8 +627,18 @@ def visit_drop_index(self, drop):
 
 
 class SybaseIdentifierPreparer(compiler.IdentifierPreparer):
+    # override LEGAL_CHARACTERS to add `#` for issue #1
+    legal_characters = re.compile(r"^[A-Z0-9_$#]+$", re.I)
     reserved_words = RESERVED_WORDS
 
+    def __init__(self, dialect):
+        super(SybaseIdentifierPreparer, self).__init__(
+            dialect,
+            initial_quote="[",
+            final_quote="]",
+            quote_case_sensitive_collations=False,
+        )
+
 
 class SybaseDialect(default.DefaultDialect):
     name = "sybase"

test/test_suite.py

@@ -1,7 +1,7 @@
 import pytest
 
 from sqlalchemy import extract
-from sqlalchemy.testing import assert_raises_message
+from sqlalchemy.future import select as future_select
 from sqlalchemy.testing.suite import *
 from sqlalchemy.testing.suite import (
     ComponentReflectionTest as _ComponentReflectionTest,
@@ -25,7 +25,6 @@
 from sqlalchemy.testing.suite import InsertBehaviorTest as _InsertBehaviorTest
 from sqlalchemy.testing.suite import LastrowidTest as _LastrowidTest
 from sqlalchemy.testing.suite import LimitOffsetTest as _LimitOffsetTest
-from sqlalchemy.testing.suite import StringTest as _StringTest
 
 import sqlalchemy_sybase as sybase
 
@@ -231,3 +230,26 @@ def test_delete_extra_froms_alias(self):
             q, "DELETE FROM a1 FROM t1 AS a1, t2 WHERE a1.c1 = t2.c1"
         )
         self.assert_compile(sql.delete(a1), "DELETE FROM t1 AS a1")
+
+
+class TempTableDDLTest(fixtures.TablesTest):
+    __backend__ = True
+
+    @classmethod
+    def define_tables(cls, metadata):
+        pass
+
+    @testing.provide_metadata
+    def test_temp_table(self, connection):
+        table_name = "#tmp"
+        t = Table(
+            table_name,
+            self.metadata,
+            Column("id", Integer, primary_key=True),
+            Column("txt", String(50)),
+        )
+        t.create(connection)
+        connection.execute(t.insert({"txt": "temp table test"}))
+        result = connection.scalar(future_select(t.c.id))
+        eq_(result, 1)
+        connection.execute(text(f"DROP TABLE {table_name}"))