Fix in sqlalchemy

This commit is contained in:
Antonio de la Rosa 2018-02-28 22:50:44 +01:00
parent 194179d252
commit 22b281f2f9
5 changed files with 188 additions and 10 deletions

View file

@ -209,9 +209,9 @@ def start():
if db=="":
db='paramecio_db'
WebModel.connections={'default': {'name': 'default', 'host': host_db, 'user': user_db, 'password': pass_db, 'db': '', 'charset': 'utf8mb4', 'set_connection': False} }
WebModel.connections={'default': {'name': 'default', 'host': host_db, 'user': user_db, 'password': pass_db, 'db': '', 'charset': 'utf8mb4', 'set_connection': False, 'db_type': 'pymysql'} }
connection_code="WebModel.connections={'default': {'name': 'default', 'host': '"+host_db+"', 'user': '"+user_db+"', 'password': '"+pass_db+"', 'db': '"+db+"', 'charset': 'utf8mb4', 'set_connection': False} }"
connection_code="WebModel.connections={'default': {'name': 'default', 'host': '"+host_db+"', 'user': '"+user_db+"', 'password': '"+pass_db+"', 'db': '"+db+"', 'charset': 'utf8mb4', 'set_connection': False, 'db_type': 'pymysql'} }"
with open(path_settings+'/config.py', 'a') as f:
f.write("\n\n"+connection_code)

View file

@ -97,10 +97,15 @@ class FloatField(PhangoField):
self.txt_error=''
try:
value=str(value)
if value.find(',')!=-1:
value=value.replace(',', '.')
value=str(float(value))
if value=="0" and self.required==True:
if value==0 and self.required==True:
self.txt_error=self.error_default
self.error=True
except:

View file

@ -13,7 +13,7 @@ class SqlClass:
def __init__(self, connection):
self.max_overflow=-1
self.pool_size=15
self.pool_size=0
self.error_connection=""
# Data of connection
self.connection=connection
@ -39,10 +39,10 @@ class SqlClass:
if mypool==None:
mypool=pool.QueuePool(getconn, max_overflow=self.max_overflow, pool_size=self.pool_size, recycle=self.pool_recycle, use_threadlocal=False)
mypool=pool.QueuePool(getconn, max_overflow=self.max_overflow, pool_size=self.pool_size, recycle=self.pool_recycle, use_threadlocal=True)
self.conn=mypool.connect()
self.conn.ping(True)
"""

View file

@ -0,0 +1,173 @@
#!/usr/bin/env python3
import sys
#import pymysql.cursors
#pymysql.install_as_MySQLdb
#import sqlalchemy.pool as pool
from sqlalchemy import create_engine
import traceback
#mypool=None
#engine = create_engine('sqlite:///:memory:', echo=True)
engine=None
class SqlClass:
cursors_connect=None
def __init__(self, connection):
self.max_overflow=-1
self.pool_size=0
self.error_connection=""
# Data of connection
self.connection=connection
# Sql connection
self.conn=None
self.connected=False
self.pool_recycle=3600
self.connect()
def connect(self):
global engine
if not engine:
try:
if self.connection['db_type']=='pymysql':
import pymysql.cursors
SqlClass.cursors_connect=pymysql.cursors.DictCursor
else:
import MySQLdb.cursors
SqlClass.cursors_connect=MySQLdb.cursors.DictCursor
engine=create_engine("mysql+%s://%s:%s@%s/%s?charset=utf8mb4" % (self.connection['db_type'], self.connection['user'], self.connection['password'], self.connection['host'], self.connection['db']))
except:
e = sys.exc_info()[0]
v = sys.exc_info()[1]
self.error_connection="Error in connection: %s %s" % (e, v)
#self.conn.close()
raise NameError(self.error_connection)
self.conn=engine.raw_connection()
pass
"""
if self.conn==None:
try:
def getconn():
return pymysql.connect(self.connection['host'],
user=self.connection['user'],
passwd=self.connection['password'],
db=self.connection['db'],
charset='utf8mb4',
cursorclass=pymysql.cursors.DictCursor)
if mypool==None:
mypool=pool.QueuePool(getconn, max_overflow=self.max_overflow, pool_size=self.pool_size, recycle=self.pool_recycle, use_threadlocal=True)
self.conn=mypool.connect()
self.conn.ping(True)
self.connected=True
except:
e = sys.exc_info()[0]
v = sys.exc_info()[1]
self.error_connection="Error in connection: %s %s" % (e, v)
self.conn.close()
raise NameError(self.error_connection)
"""
#Make def query more simple if not debugging.
def query(self, sql_query, arguments=[], name_connection="default"):
cursor=self.conn.cursor(SqlClass.cursors_connect)
try:
cursor.execute(sql_query, arguments)
self.conn.commit()
return cursor
except:
e = sys.exc_info()[0]
v = sys.exc_info()[1]
if hasattr(cursor, '_last_executed'):
sql_query=cursor._last_executed
self.error_connection="Error in query ||%s||Values: %s" % (sql_query, str(arguments))
#return False
raise NameError(self.error_connection)
#self.connect()
#if fetch_type=="ASSOC":
#fetch_type=MySQLdb.cursors.DictCursor
#with self.conn.cursor(MySQLdb.cursors.DictCursor) as cursor:
"""
cursor=self.conn.cursor(pymysql.cursors.DictCursor)
try:
cursor.execute(sql_query, arguments)
self.conn.commit()
return cursor
except:
e = sys.exc_info()[0]
v = sys.exc_info()[1]
if hasattr(cursor, '_last_executed'):
sql_query=cursor._last_executed
#, traceback.format_exc()
self.error_connection="Error in query ||%s||Values: %s" % (sql_query, str(arguments))
#return False
raise NameError(self.error_connection)
"""
#Fetcho row return dictionary if is defined in query.
#def fetch(self, cursor):
#return cursor.fetchone()
def __del__(self):
if self.conn:
self.conn.close()
def close(self, name_connection="default"):
if self.conn:
self.conn.close()
self.conn=None
pass

View file

@ -5,7 +5,7 @@ import re
import uuid
from importlib import import_module, reload
from collections import OrderedDict
from paramecio.cromosoma.databases.pymysql import SqlClass
from paramecio.cromosoma.databases.sqlalchemy import SqlClass
from paramecio.cromosoma.coreforms import BaseForm, HiddenForm
import copy
import traceback
@ -230,7 +230,7 @@ class WebModel:
model=OrderedDict()
connections={'default': {'host': 'localhost', 'user': 'user', 'password': '', 'db': 'default', 'charset': 'utf8', 'set_connection': False} }
connections={'default': {'host': 'localhost', 'user': 'user', 'password': '', 'db': 'default', 'charset': 'utf8', 'set_connection': False, 'db_type': 'pymysql'} }
connection_id="default"