psycopg2/sandbox/dec2float.py

import psycopg2
import psycopg2.extensions

DEC2FLOAT = psycopg2.extensions.new_type(
  psycopg2._psycopg.DECIMAL.values,
  'DEC2FLOAT',
  psycopg2.extensions.FLOAT)

psycopg2.extensions.register_type(DEC2FLOAT)

o = psycopg2.connect("dbname=test")
c = o.cursor()
c.execute("SELECT NULL::decimal(10,2)")
n = c.fetchone()[0]
print(n, type(n))
Fixed error related to calling C typecasters from Python ones 2010-05-15 21:34:56 +04:00			`import psycopg2`
			`import psycopg2.extensions`

			`DEC2FLOAT = psycopg2.extensions.new_type(`
			`psycopg2._psycopg.DECIMAL.values,`
			`'DEC2FLOAT',`
			`psycopg2.extensions.FLOAT)`

			`psycopg2.extensions.register_type(DEC2FLOAT)`

			`o = psycopg2.connect("dbname=test")`
			`c = o.cursor()`
			`c.execute("SELECT NULL::decimal(10,2)")`
			`n = c.fetchone()[0]`
Use print() function instead of print statement throughout project Forward compatible with newer Pythons. 2017-12-04 05:47:19 +03:00			`print(n, type(n))`