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MAINT: Make pandasSQL_builder private #13668

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MAINT: Make pandasSQL_builder private #13668

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18 changes: 9 additions & 9 deletions pandas/io/sql.py
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Original file line number Diff line number Diff line change
Expand Up @@ -167,9 +167,9 @@ def execute(sql, con, cur=None, params=None):
Results Iterable
"""
if cur is None:
pandas_sql = pandasSQL_builder(con)
pandas_sql = _pandasSQL_builder(con)
else:
pandas_sql = pandasSQL_builder(cur, is_cursor=True)
pandas_sql = _pandasSQL_builder(cur, is_cursor=True)
args = _convert_params(sql, params)
return pandas_sql.execute(*args)

Expand Down Expand Up @@ -427,7 +427,7 @@ def read_sql_query(sql, con, index_col=None, coerce_float=True, params=None,
read_sql

"""
pandas_sql = pandasSQL_builder(con)
pandas_sql = _pandasSQL_builder(con)
return pandas_sql.read_query(
sql, index_col=index_col, params=params, coerce_float=coerce_float,
parse_dates=parse_dates, chunksize=chunksize)
Expand Down Expand Up @@ -492,7 +492,7 @@ def read_sql(sql, con, index_col=None, coerce_float=True, params=None,
read_sql_query : Read SQL query into a DataFrame

"""
pandas_sql = pandasSQL_builder(con)
pandas_sql = _pandasSQL_builder(con)

if isinstance(pandas_sql, SQLiteDatabase):
return pandas_sql.read_query(
Expand Down Expand Up @@ -560,7 +560,7 @@ def to_sql(frame, name, con, flavor='sqlite', schema=None, if_exists='fail',
if if_exists not in ('fail', 'replace', 'append'):
raise ValueError("'{0}' is not valid for if_exists".format(if_exists))

pandas_sql = pandasSQL_builder(con, schema=schema, flavor=flavor)
pandas_sql = _pandasSQL_builder(con, schema=schema, flavor=flavor)

if isinstance(frame, Series):
frame = frame.to_frame()
Expand Down Expand Up @@ -597,7 +597,7 @@ def has_table(table_name, con, flavor='sqlite', schema=None):
-------
boolean
"""
pandas_sql = pandasSQL_builder(con, flavor=flavor, schema=schema)
pandas_sql = _pandasSQL_builder(con, flavor=flavor, schema=schema)
return pandas_sql.has_table(table_name)

table_exists = has_table
Expand Down Expand Up @@ -626,8 +626,8 @@ def _engine_builder(con):
return con


def pandasSQL_builder(con, flavor=None, schema=None, meta=None,
is_cursor=False):
def _pandasSQL_builder(con, flavor=None, schema=None, meta=None,
is_cursor=False):
"""
Convenience function to return the correct PandasSQL subclass based on the
provided parameters
Expand Down Expand Up @@ -1716,5 +1716,5 @@ def get_schema(frame, name, flavor='sqlite', keys=None, con=None, dtype=None):

"""

pandas_sql = pandasSQL_builder(con=con, flavor=flavor)
pandas_sql = _pandasSQL_builder(con=con, flavor=flavor)
return pandas_sql._create_sql_schema(frame, name, keys=keys, dtype=dtype)