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[FIX] PEP8 compliance and review comments

pull/4/head
Maxime Chambreuil 2013-09-07 15:39:36 -04:00
parent 7e09d76422
commit 0042904f45
6 changed files with 244 additions and 223 deletions
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2
base_external_dbsource/__init__.py
View File

@ -19,6 +19,6 @@
# #
############################################################################## ##############################################################################
import base_external_dbsource from . import base_external_dbsource
# vim:expandtab:smartindent:tabstop=4:softtabstop=4:shiftwidth=4: # vim:expandtab:smartindent:tabstop=4:softtabstop=4:shiftwidth=4:

3
base_external_dbsource/__openerp__.py
View File

@ -27,7 +27,7 @@
This module allows you to define connections to foreign databases using ODBC, This module allows you to define connections to foreign databases using ODBC,
Oracle Client or SQLAlchemy. Oracle Client or SQLAlchemy.
Databases sources can be configured in Settings > Configuration -> Data sources. Database sources can be configured in Settings > Configuration -> Data sources.
Depending on the database, you need: Depending on the database, you need:
* to install unixodbc and python-pyodbc packages to use ODBC connections. * to install unixodbc and python-pyodbc packages to use ODBC connections.
@ -44,7 +44,6 @@ Depending on the database, you need:
'depends': [ 'depends': [
'base', 'base',
], ],
'init': [],
'data': [ 'data': [
'base_external_dbsource_view.xml', 'base_external_dbsource_view.xml',
'security/ir.model.access.csv', 'security/ir.model.access.csv',

75
base_external_dbsource/base_external_dbsource.py
View File

@ -20,10 +20,10 @@
############################################################################## ##############################################################################
import os import os
from osv import fields, osv import logging
from openerp.osv import orm, fields
from openerp.tools.translate import _ from openerp.tools.translate import _
import openerp.tools as tools import openerp.tools as tools
import logging
_logger = logging.getLogger(__name__) _logger = logging.getLogger(__name__)
CONNECTORS = [] CONNECTORS = []
@ -33,26 +33,30 @@ try:
import pymssql import pymssql
CONNECTORS.append(('mssql', 'Microsoft SQL Server')) CONNECTORS.append(('mssql', 'Microsoft SQL Server'))
except: except:
_logger.info('MS SQL Server not available. Please install "slqalchemy" and "pymssql" python package.') _logger.info('MS SQL Server not available. Please install "slqalchemy"\
and "pymssql" python package.')
try: try:
import sqlalchemy import sqlalchemy
import MySQLdb import MySQLdb
CONNECTORS.append(('mysql', 'MySQL')) CONNECTORS.append(('mysql', 'MySQL'))
except: except:
_logger.info('MySQL not available. Please install "slqalchemy" and "mysqldb" python package.') _logger.info('MySQL not available. Please install "slqalchemy" and\
"mysqldb" python package.')
try: try:
import pyodbc import pyodbc
CONNECTORS.append(('pyodbc', 'ODBC')) CONNECTORS.append(('pyodbc', 'ODBC'))
except: except:
_logger.info('ODBC libraries not available. Please install "unixodbc" and "python-pyodbc" packages.') _logger.info('ODBC libraries not available. Please install "unixodbc"\
and "python-pyodbc" packages.')
try: try:
import cx_Oracle import cx_Oracle
CONNECTORS.append(('cx_Oracle', 'Oracle')) CONNECTORS.append(('cx_Oracle', 'Oracle'))
except: except:
_logger.info('Oracle libraries not available. Please install "cx_Oracle" python package.') _logger.info('Oracle libraries not available. Please install "cx_Oracle"\
python package.')
import psycopg2 import psycopg2
CONNECTORS.append(('postgresql', 'PostgreSQL')) CONNECTORS.append(('postgresql', 'PostgreSQL'))
@ -61,26 +65,33 @@ try:
import sqlalchemy import sqlalchemy
CONNECTORS.append(('sqlite', 'SQLite')) CONNECTORS.append(('sqlite', 'SQLite'))
except: except:
_logger.info('SQLAlchemy not available. Please install "slqalchemy" python package.') _logger.info('SQLAlchemy not available. Please install "slqalchemy" python\
package.')
class base_external_dbsource(osv.osv):
class base_external_dbsource(orm.Model):
_name = "base.external.dbsource" _name = "base.external.dbsource"
_description = 'External Database Sources' _description = 'External Database Sources'
_columns = { _columns = {
'name': fields.char('Datasource name', required=True, size=64), 'name': fields.char('Datasource name', required=True, size=64),
'conn_string': fields.text('Connection string', help="""\ 'conn_string': fields.text('Connection string', help="""
Sample connection strings: Sample connection strings:
- Microsoft SQL Server: mssql+pymssql://username:%s@server:port/dbname?charset=utf8 - Microsoft SQL Server:
mssql+pymssql://username:%s@server:port/dbname?charset=utf8
- MySQL: mysql://user:%s@server:port/dbname - MySQL: mysql://user:%s@server:port/dbname
- ODBC: DRIVER={FreeTDS};SERVER=server.address;Database=mydb;UID=sa - ODBC: DRIVER={FreeTDS};SERVER=server.address;Database=mydb;UID=sa
- ORACLE: username/%s@//server.address:port/instance - ORACLE: username/%s@//server.address:port/instance
- PostgreSQL: dbname='template1' user='dbuser' host='localhost' port='5432' password=%s - PostgreSQL:
dbname='template1' user='dbuser' host='localhost' port='5432' password=%s
- SQLite: sqlite:///test.db - SQLite: sqlite:///test.db
"""), """),
'password': fields.char('Password', size=40), 'password': fields.char('Password', size=40),
'connector': fields.selection(CONNECTORS, 'Connector', required=True, 'connector': fields.selection(CONNECTORS, 'Connector',
help = "If a connector is missing from the list, check the " \ required=True,
+ "server log to confirm that the required componentes were detected."), help="If a connector is missing from the\
list, check the server log to confirm\
that the required components were\
detected."),
} }
def conn_open(self, cr, uid, id1): def conn_open(self, cr, uid, id1):
@ -105,17 +116,21 @@ Sample connection strings:
return conn return conn
def execute(self, cr, uid, ids, sqlquery, sqlparams=None, metadata=False, context=None): def execute(self, cr, uid, ids, sqlquery, sqlparams=None, metadata=False,
context=None):
"""Executes SQL and returns a list of rows. """Executes SQL and returns a list of rows.
"sqlparams" can be a dict of values, that can be referenced in the SQL statement "sqlparams" can be a dict of values, that can be referenced in
using "%(key)s" or, in the case of Oracle, ":key". the SQL statement using "%(key)s" or, in the case of Oracle,
":key".
Example: Example:
sqlquery = "select * from mytable where city = %(city)s and date > %(dt)s" sqlquery = "select * from mytable where city = %(city)s and
params = {'city': 'Lisbon', 'dt': datetime.datetime(2000, 12, 31)} date > %(dt)s"
params = {'city': 'Lisbon',
'dt': datetime.datetime(2000, 12, 31)}
If metadata=True, it will instead return a dict containing the rows list and the columns list, If metadata=True, it will instead return a dict containing the
in the format: rows list and the columns list, in the format:
{ 'cols': [ 'col_a', 'col_b', ...] { 'cols': [ 'col_a', 'col_b', ...]
, 'rows': [ (a0, b0, ...), (a1, b1, ...), ...] } , 'rows': [ (a0, b0, ...), (a1, b1, ...), ...] }
""" """
@ -126,13 +141,15 @@ Sample connection strings:
if obj.connector in ["sqlite", "mysql", "mssql"]: if obj.connector in ["sqlite", "mysql", "mssql"]:
#using sqlalchemy #using sqlalchemy
cur = conn.execute(sqlquery, sqlparams) cur = conn.execute(sqlquery, sqlparams)
if metadata: cols = cur.keys() if metadata:
cols = cur.keys()
rows = [r for r in cur] rows = [r for r in cur]
else: else:
#using other db connectors #using other db connectors
cur = conn.cursor() cur = conn.cursor()
cur.execute(sqlquery, sqlparams) cur.execute(sqlquery, sqlparams)
if metadata: cols = [d[0] for d in cur.description] if metadata:
cols = [d[0] for d in cur.description]
rows = cur.fetchall() rows = cur.fetchall()
conn.close() conn.close()
if metadata: if metadata:
@ -146,14 +163,18 @@ Sample connection strings:
try: try:
conn = self.conn_open(cr, uid, obj.id) conn = self.conn_open(cr, uid, obj.id)
except Exception, e: except Exception, e:
raise osv.except_osv(_("Connection test failed!"), _("Here is what we got instead:\n %s") % tools.ustr(e)) raise osv.except_osv(_("Connection test failed!"),
_("Here is what we got instead:\n %s")
% tools.ustr(e))
finally: finally:
try: try:
if conn: conn.close() if conn:
conn.close()
except Exception: except Exception:
# ignored, just a consequence of the previous exception # ignored, just a consequence of the previous exception
pass pass
#TODO: if OK a (wizard) message box should be displayed #TODO: if OK a (wizard) message box should be displayed
raise osv.except_osv(_("Connection test succeeded!"), _("Everything seems properly set up!")) raise osv.except_osv(_("Connection test succeeded!"),
_("Everything seems properly set up!"))
base_external_dbsource() #EOF

2
import_odbc/__init__.py
View File

@ -19,6 +19,6 @@
# #
############################################################################## ##############################################################################
import import_odbc from . import import_odbc
# vim:expandtab:smartindent:tabstop=4:softtabstop=4:shiftwidth=4: # vim:expandtab:smartindent:tabstop=4:softtabstop=4:shiftwidth=4:

1
import_odbc/__openerp__.py
View File

@ -68,7 +68,6 @@ Improvements ideas waiting for a contributor:
'base', 'base',
'base_external_dbsource', 'base_external_dbsource',
], ],
'init': [],
'data': [ 'data': [
'import_odbc_view.xml', 'import_odbc_view.xml',
'security/ir.model.access.csv', 'security/ir.model.access.csv',

44
import_odbc/import_odbc.py
View File

@ -21,13 +21,14 @@
import sys import sys
from datetime import datetime from datetime import datetime
from osv import fields, osv from openerp.osv import orm, fields
import logging import logging
_logger = logging.getLogger(__name__) _logger = logging.getLogger(__name__)
_loglvl = _logger.getEffectiveLevel() _loglvl = _logger.getEffectiveLevel()
SEP = '|' SEP = '|'
class import_odbc_dbtable(osv.osv):
class import_odbc_dbtable(orm.Model):
_name = "import.odbc.dbtable" _name = "import.odbc.dbtable"
_description = 'Import Table Data' _description = 'Import Table Data'
_order = 'exec_order' _order = 'exec_order'
@ -50,7 +51,7 @@ class import_odbc_dbtable(osv.osv):
help="On error try to reimport rows ignoring relationships."), help="On error try to reimport rows ignoring relationships."),
'raise_import_errors': fields.boolean('Raise import errors', 'raise_import_errors': fields.boolean('Raise import errors',
help="Import errors not handled, intended for debugging purposes." help="Import errors not handled, intended for debugging purposes."
+ "\nAlso forces debug messages to be written to the server log."), "\nAlso forces debug messages to be written to the server log."),
} }
_defaults = { _defaults = {
'enabled': True, 'enabled': True,
@ -76,8 +77,6 @@ class import_odbc_dbtable(osv.osv):
rel_id = '.'.join(rel_id.split('_')[:-2]) + ': ' + rel_id.split('_')[-1] rel_id = '.'.join(rel_id.split('_')[:-2]) + ': ' + rel_id.split('_')[-1]
msg = msg[:msg.find(': .')] msg = msg[:msg.find(': .')]
log['last_log'].append('%s|%s\t|%s\t|%s' % (level.ljust(5), obj_id, rel_id, msg)) log['last_log'].append('%s|%s\t|%s\t|%s' % (level.ljust(5), obj_id, rel_id, msg))
_logger.debug(data) _logger.debug(data)
cols = list(flds) # copy to avoid side effects cols = list(flds) # copy to avoid side effects
errmsg = str() errmsg = str()
@ -88,7 +87,6 @@ class import_odbc_dbtable(osv.osv):
model_obj.import_data(cr, uid, cols, [data], noupdate=table_obj.noupdate) model_obj.import_data(cr, uid, cols, [data], noupdate=table_obj.noupdate)
except: except:
errmsg = str(sys.exc_info()[1]) errmsg = str(sys.exc_info()[1])
if errmsg and not table_obj.ignore_rel_errors: if errmsg and not table_obj.ignore_rel_errors:
#Fail #Fail
append_to_log(log, 'ERROR', data, errmsg) append_to_log(log, 'ERROR', data, errmsg)
@ -110,27 +108,25 @@ class import_odbc_dbtable(osv.osv):
append_to_log(log, 'ERROR', data, 'Removed all m2o keys and still fails.') append_to_log(log, 'ERROR', data, 'Removed all m2o keys and still fails.')
log['last_error_count'] += 1 log['last_error_count'] += 1
return False return False
return True return True
def import_run(self, cr, uid, ids=None, context=None): def import_run(self, cr, uid, ids=None, context=None):
db_model = self.pool.get('base.external.dbsource') db_model = self.pool.get('base.external.dbsource')
actions = self.read(cr, uid, ids, ['id', 'exec_order']) actions = self.read(cr, uid, ids, ['id', 'exec_order'])
actions.sort(key=lambda x: (x['exec_order'], x['id'])) actions.sort(key=lambda x: (x['exec_order'], x['id']))
#Consider each dbtable: #Consider each dbtable:
for action_ref in actions: for action_ref in actions:
obj = self.browse(cr, uid, action_ref['id']) obj = self.browse(cr, uid, action_ref['id'])
if not obj.enabled: continue #skip if not obj.enabled:
continue # skip
_logger.setLevel(obj.raise_import_errors and logging.DEBUG or _loglvl) _logger.setLevel(obj.raise_import_errors and logging.DEBUG or _loglvl)
_logger.debug('Importing %s...' % obj.name) _logger.debug('Importing %s...' % obj.name)
#now() microseconds are stripped to avoid problem with SQL smalldate #now() microseconds are stripped to avoid problem with SQL smalldate
#TODO: convert UTC Now to local timezone (http://stackoverflow.com/questions/4770297/python-convert-utc-datetime-string-to-local-datetime) #TODO: convert UTC Now to local timezone
#http://stackoverflow.com/questions/4770297/python-convert-utc-datetime-string-to-local-datetime
model_name = obj.model_target.model model_name = obj.model_target.model
model_obj = self.pool.get(model_name) model_obj = self.pool.get(model_name)
xml_prefix = model_name.replace('.', '_') + "_id_" xml_prefix = model_name.replace('.', '_') + "_id_"
@ -143,10 +139,13 @@ class import_odbc_dbtable(osv.osv):
self.write(cr, uid, [obj.id], log) self.write(cr, uid, [obj.id], log)
#Prepare SQL sentence; replace "%s" with the last_sync date #Prepare SQL sentence; replace "%s" with the last_sync date
if obj.last_sync: sync = datetime.strptime(obj.last_sync, "%Y-%m-%d %H:%M:%S") if obj.last_sync:
else: sync = datetime.datetime(1900, 1, 1, 0, 0, 0) sync = datetime.strptime(obj.last_sync, "%Y-%m-%d %H:%M:%S")
else:
sync = datetime.datetime(1900, 1, 1, 0, 0, 0)
params = {'sync': sync} params = {'sync': sync}
res = db_model.execute(cr, uid, [obj.dbsource_id.id], obj.sql_source, params, metadata=True) res = db_model.execute(cr, uid, [obj.dbsource_id.id],
obj.sql_source, params, metadata=True)
#Exclude columns titled "None"; add (xml_)"id" column #Exclude columns titled "None"; add (xml_)"id" column
cidx = [i for i, x in enumerate(res['cols']) if x.upper() != 'NONE'] cidx = [i for i, x in enumerate(res['cols']) if x.upper() != 'NONE']
@ -159,7 +158,8 @@ class import_odbc_dbtable(osv.osv):
for i in cidx: for i in cidx:
#TODO: Handle imported datetimes properly - convert from localtime to UTC! #TODO: Handle imported datetimes properly - convert from localtime to UTC!
v = row[i] v = row[i]
if isinstance(v, str): v = v.strip() if isinstance(v, str):
v = v.strip()
data.append(v) data.append(v)
data.append(xml_prefix + str(row[0]).strip()) data.append(xml_prefix + str(row[0]).strip())
@ -174,8 +174,10 @@ class import_odbc_dbtable(osv.osv):
if not (log['last_error_count'] or log['last_warn_count']): if not (log['last_error_count'] or log['last_warn_count']):
log['last_sync'] = log['start_run'] log['last_sync'] = log['start_run']
level = logging.DEBUG level = logging.DEBUG
if log['last_warn_count']: level = logging.WARN if log['last_warn_count']:
if log['last_error_count']: level = logging.ERROR level = logging.WARN
if log['last_error_count']:
level = logging.ERROR
_logger.log(level, 'Imported %s , %d rows, %d errors, %d warnings.' % ( _logger.log(level, 'Imported %s , %d rows, %d errors, %d warnings.' % (
model_name, log['last_record_count'], log['last_error_count'], model_name, log['last_record_count'], log['last_error_count'],
log['last_warn_count'])) log['last_warn_count']))
@ -183,13 +185,13 @@ class import_odbc_dbtable(osv.osv):
if log['last_log']: if log['last_log']:
log['last_log'].insert(0, 'LEVEL|== Line == |== Relationship ==|== Message ==') log['last_log'].insert(0, 'LEVEL|== Line == |== Relationship ==|== Message ==')
log.update({'last_log': '\n'.join(log['last_log'])}) log.update({'last_log': '\n'.join(log['last_log'])})
log.update({ 'last_run': datetime.now().replace(microsecond=0) }) #second=0, log.update({'last_run': datetime.now().replace(microsecond=0)})
self.write(cr, uid, [obj.id], log) self.write(cr, uid, [obj.id], log)
#Finished #Finished
_logger.debug('Import job FINISHED.') _logger.debug('Import job FINISHED.')
return True return True
def import_schedule(self, cr, uid, ids, context=None): def import_schedule(self, cr, uid, ids, context=None):
cron_obj = self.pool.get('ir.cron') cron_obj = self.pool.get('ir.cron')
new_create_id = cron_obj.create(cr, uid, { new_create_id = cron_obj.create(cr, uid, {
@ -211,4 +213,4 @@ class import_odbc_dbtable(osv.osv):
'type': 'ir.actions.act_window', 'type': 'ir.actions.act_window',
} }
import_odbc_dbtable() #EOF