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Style the dsn arg in connect() as a normal optional parameter

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Plus some more connect() docs wordsmithing.
This commit is contained in:
Daniele Varrazzo 2016-03-03 17:28:56 +00:00
parent d43b74681f
commit ab5d8f4190
1 changed files with 7 additions and 5 deletions
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12
doc/src/module.rst
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@ -17,7 +17,7 @@ The module interface respects the standard defined in the |DBAPI|_.
single: DSN (Database Source Name) single: DSN (Database Source Name)
.. function:: .. function::
connect(dsn, connection_factory=None, cursor_factory=None, async=False, \*\*kwargs) connect(dsn=None, connection_factory=None, cursor_factory=None, async=False, \*\*kwargs)
Create a new database session and return a new `connection` object. Create a new database session and return a new `connection` object.
@ -31,7 +31,9 @@ The module interface respects the standard defined in the |DBAPI|_.
conn = psycopg2.connect(dbname"test", user="postgres", password="secret") conn = psycopg2.connect(dbname"test", user="postgres", password="secret")
or using a mix of both: if the same parameter name is specified in both or using a mix of both: if the same parameter name is specified in both
sources the *kwargs* value will have precedence over the *dsn* value. sources, the *kwargs* value will have precedence over the *dsn* value.
Note that either the *dsn* or at least one connection-related keyword
argument is required.
The basic connection parameters are: The basic connection parameters are:
@ -42,7 +44,7 @@ The module interface respects the standard defined in the |DBAPI|_.
- `!port` -- connection port number (defaults to 5432 if not provided) - `!port` -- connection port number (defaults to 5432 if not provided)
Any other connection parameter supported by the client library/server can Any other connection parameter supported by the client library/server can
be passed either in the connection string or as keywords. The PostgreSQL be passed either in the connection string or as a keyword. The PostgreSQL
documentation contains the complete list of the `supported parameters`__. documentation contains the complete list of the `supported parameters`__.
Also note that the same parameters can be passed to the client library Also note that the same parameters can be passed to the client library
using `environment variables`__. using `environment variables`__.
@ -87,8 +89,8 @@ The module interface respects the standard defined in the |DBAPI|_.
.. extension:: .. extension::
The parameters *connection_factory* and *async* are Psycopg extensions The non-connection-related keyword parameters are Psycopg extensions
to the |DBAPI|. to the |DBAPI|_.
.. data:: apilevel .. data:: apilevel