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Merge pull request #1120 from bashtanov/dictcursor-docs-improvement

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DictCursor docs improvement
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Daniele Varrazzo 2020-08-24 01:56:17 +01:00 committed by GitHub
commit f7618f8bf5
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2 changed files with 6 additions and 3 deletions
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4
doc/src/extras.rst
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@ -41,8 +41,8 @@ If you want to use a `!connection` subclass you can pass it as the
Dictionary-like cursor Dictionary-like cursor
^^^^^^^^^^^^^^^^^^^^^^ ^^^^^^^^^^^^^^^^^^^^^^
The dict cursors allow to access to the retrieved records using an interface The dict cursors allow to access to the attributes of retrieved records
similar to the Python dictionaries instead of the tuples. using an interface similar to the Python dictionaries instead of the tuples.
>>> dict_cur = conn.cursor(cursor_factory=psycopg2.extras.DictCursor) >>> dict_cur = conn.cursor(cursor_factory=psycopg2.extras.DictCursor)
>>> dict_cur.execute("INSERT INTO test (num, data) VALUES(%s, %s)", >>> dict_cur.execute("INSERT INTO test (num, data) VALUES(%s, %s)",

5
lib/extras.py
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@ -130,7 +130,10 @@ class DictConnection(_connection):
class DictCursor(DictCursorBase): class DictCursor(DictCursorBase):
"""A cursor that keeps a list of column name -> index mappings.""" """A cursor that keeps a list of column name -> index mappings__.
.. __: https://docs.python.org/glossary.html#term-mapping
"""
def __init__(self, *args, **kwargs): def __init__(self, *args, **kwargs):
kwargs['row_factory'] = DictRow kwargs['row_factory'] = DictRow