1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
|
#-----------------------------------------------------------------------------
#
# Copyright (c) 2007 by Enthought, Inc.
# All rights reserved.
#
#-----------------------------------------------------------------------------
"""
The model service for the Data plugin.
"""
# Standard library imports.
import logging
import numpy
# Enthought library imports.
from enthought.envisage.api import ApplicationObject
from enthought.naming.unique_name import make_unique_name
from enthought.numerical_modeling.numeric_context.api import NumericContext
from enthought.numerical_modeling.units.unit_array import UnitArray
from enthought.units.api import convert,unit_manager
from enthought.units.mass import gram
from enthought.units.volume import cc
from enthought.units.length import meter
from enthought.units.geo_units import ppg, psi
from enthought.util.wx.clipboard import clipboard
# Data library imports.
# Setup a logger for this module
logger = logging.getLogger(__name__)
class ModelService(ApplicationObject):
"""
The model service for the Dataplugin.
"""
##########################################################################
# 'ModelService' interface
##########################################################################
#### public methods ######################################################
def delete_context_item(self, context, item_name):
""" Deleting an item from a numeric context
Parameters:
-----------
context: NumericContext
item_name: Str
"""
if isinstance(context, NumericContext) and context.has_key(item_name):
context.pop(item_name)
else:
logger.error('Invalid context or data not found in context')
return
#### EOF #####################################################################
|
