Python cx_Oracle.NATIVE_FLOAT屬性代碼示例

本文整理匯總了Python中cx_Oracle.NATIVE_FLOAT屬性的典型用法代碼示例。如果您正苦於以下問題：Python cx_Oracle.NATIVE_FLOAT屬性的具體用法？Python cx_Oracle.NATIVE_FLOAT怎麽用？Python cx_Oracle.NATIVE_FLOAT使用的例子？那麽, 這裏精選的屬性代碼示例或許可以為您提供幫助。您也可以進一步了解該屬性所在類cx_Oracle的用法示例。

在下文中一共展示了cx_Oracle.NATIVE_FLOAT屬性的2個代碼示例，這些例子默認根據受歡迎程度排序。您可以為喜歡或者感覺有用的代碼點讚，您的評價將有助於係統推薦出更棒的Python代碼示例。

示例1: _cx_oracle_outputtypehandler

# 需要導入模塊: import cx_Oracle [as 別名]
# 或者: from cx_Oracle import NATIVE_FLOAT [as 別名]
def _cx_oracle_outputtypehandler(self, dialect):
        cx_Oracle = dialect.dbapi

        is_cx_oracle_6 = dialect._is_cx_oracle_6
        has_native_int = dialect._has_native_int

        def handler(cursor, name, default_type, size, precision, scale):
            outconverter = None
            if precision:
                if self.asdecimal:
                    if default_type == cx_Oracle.NATIVE_FLOAT:
                        # receiving float and doing Decimal after the fact
                        # allows for float("inf") to be handled
                        type_ = default_type
                        outconverter = decimal.Decimal
                    elif is_cx_oracle_6:
                        type_ = decimal.Decimal
                    else:
                        type_ = cx_Oracle.STRING
                        outconverter = dialect._to_decimal
                else:
                    if self.is_number and scale == 0:
                        if has_native_int:
                            type_ = cx_Oracle.NATIVE_INT
                        else:
                            type_ = cx_Oracle.NUMBER
                            outconverter = int
                    else:
                        type_ = cx_Oracle.NATIVE_FLOAT
            else:
                if self.asdecimal:
                    if default_type == cx_Oracle.NATIVE_FLOAT:
                        type_ = default_type
                        outconverter = decimal.Decimal
                    elif is_cx_oracle_6:
                        type_ = decimal.Decimal
                    else:
                        type_ = cx_Oracle.STRING
                        outconverter = dialect._to_decimal
                else:
                    if self.is_number and scale == 0:
                        if has_native_int:
                            type_ = cx_Oracle.NATIVE_INT
                        else:
                            type_ = cx_Oracle.NUMBER
                            outconverter = int
                    else:
                        type_ = cx_Oracle.NATIVE_FLOAT

            return cursor.var(
                type_, 255,
                arraysize=cursor.arraysize,
                outconverter=outconverter
            )

        return handler

開發者ID:yfauser，項目名稱:planespotter，代碼行數:58，代碼來源:cx_oracle.py

示例2: _cx_oracle_outputtypehandler

# 需要導入模塊: import cx_Oracle [as 別名]
# 或者: from cx_Oracle import NATIVE_FLOAT [as 別名]
def _cx_oracle_outputtypehandler(self, dialect):
        cx_Oracle = dialect.dbapi

        is_cx_oracle_6 = dialect._is_cx_oracle_6

        def handler(cursor, name, default_type, size, precision, scale):
            outconverter = None

            if precision:
                if self.asdecimal:
                    if default_type == cx_Oracle.NATIVE_FLOAT:
                        # receiving float and doing Decimal after the fact
                        # allows for float("inf") to be handled
                        type_ = default_type
                        outconverter = decimal.Decimal
                    elif is_cx_oracle_6:
                        type_ = decimal.Decimal
                    else:
                        type_ = cx_Oracle.STRING
                        outconverter = dialect._to_decimal
                else:
                    if self.is_number and scale == 0:
                        # integer. cx_Oracle is observed to handle the widest
                        # variety of ints when no directives are passed,
                        # from 5.2 to 7.0.  See [ticket:4457]
                        return None
                    else:
                        type_ = cx_Oracle.NATIVE_FLOAT

            else:
                if self.asdecimal:
                    if default_type == cx_Oracle.NATIVE_FLOAT:
                        type_ = default_type
                        outconverter = decimal.Decimal
                    elif is_cx_oracle_6:
                        type_ = decimal.Decimal
                    else:
                        type_ = cx_Oracle.STRING
                        outconverter = dialect._to_decimal
                else:
                    if self.is_number and scale == 0:
                        # integer. cx_Oracle is observed to handle the widest
                        # variety of ints when no directives are passed,
                        # from 5.2 to 7.0.  See [ticket:4457]
                        return None
                    else:
                        type_ = cx_Oracle.NATIVE_FLOAT

            return cursor.var(
                type_,
                255,
                arraysize=cursor.arraysize,
                outconverter=outconverter,
            )

        return handler

開發者ID:sqlalchemy，項目名稱:sqlalchemy，代碼行數:58，代碼來源:cx_oracle.py

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