def home():
form = forms.TransForm()
alert = FormError()
if form.validate_on_submit():
try:
message = HL7Message.from_string(form.message.data)
mapping = HL7Mapping.from_string(form.mapping.data)
transform = HL7Transform(mapping)
message_out = transform.execute(message)
form.message_out.data = message.to_string()
except APIError as e:
alert.text = 'Could not read HL7 message. Please check your format.'
alert.trace = e.args[0]
alert.error_status = True
# except (TypeError, IndexError) as e:
# alert.text = 'Could not read HL7 message. Please check your format.'
# alert.trace = str(e)
# alert.error_status = True
except json.decoder.JSONDecodeError as e:
alert.text = 'Could not read your mapping scheme. Please check if the JSON format is valid.'
alert.trace = str(e)
alert.error_status = True
except (IndexError, KeyError, RuntimeError) as e:
alert.text = 'Error occurred during processing.'
alert.trace = str(e)
alert.error_status = True
return render_template("home.html", form=form, alert=alert)
def test_execute(self):
op = GenerateCurrentDatetime(['MSH.2'], {})
msg = HL7Message.from_file('hl7_transform/test/test_transform.hl7')
s = io.StringIO()
with redirect_stderr(s): # hides the warning message from output
res1 = op.execute(msg)
self.assertIn('deprecated', s.getvalue())
res2 = op(msg)
self.assertEqual(res1, res2)
def main_cli(args):
if args.type == 'json':
mapping = HL7Mapping.from_json(args.mappingfile)
elif args.type == 'csv':
mapping = HL7Mapping.from_csv(args.mappingfile)
else:
raise TypeError(
'Unsupported mapping file type. Currently supported are: json, csv.'
)
transform = HL7Transform(mapping)
if args.message:
message = HL7Message.from_file(args.message)
else:
message = HL7Message.new()
message_transformed = transform(message)
if args.out is not None:
with open(args.out, 'w') as f_out:
f_out.write(message_transformed.to_string())
else:
print(message_transformed.to_string())
def setUp(self):
mapping = HL7Mapping.from_json(
'hl7_transform/test/test_transform.json')
# using example message from hl7 library (readthedocs)
self.message = HL7Message.from_file('hl7_transform/test/test_msg.hl7')
self.transform = HL7Transform(mapping)
def setUp(self):
self.message = HL7Message.from_file('hl7_transform/test/test_msg.hl7')
def test_raises(self):
with self.assertRaises(APIError):
HL7Message.from_string('MSH|')
def test_generatenumericid(self):
field = 'NTE.4'
op = GenerateNumericID([field], {})
msg = HL7Message.from_file('hl7_transform/test/test_transform.hl7')
res = op(msg)
self.assertTrue(0 <= int(res) <= 1e9)
def test_generatealphanumericid(self):
field = 'NTE.4'
op = GenerateAplhanumericID([field], {})
msg = HL7Message.from_file('hl7_transform/test/test_transform.hl7')
res = op(msg)
self.assertIsNotNone(res)