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Commit c4c8b185 authored by Daniel Brown's avatar Daniel Brown
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Adding parsing exception handling

parent dfb15166
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pykat/exceptions.py
View file @ c4c8b185
......@@ -6,14 +6,30 @@ from __future__ import unicode_literals
import pykat.external.six as six
if six.PY2:
import exceptions
import os
import os, sys
def PrintError(message, exception):
size = 60
print("\033[91m")
try:
from textwrap import wrap, fill
print ("-" * size)
for a in wrap(message, size): print(a)
for a in wrap(str(exception.msg), size): print(a)
print ("-" * size)
finally:
print ("\033[0m")
sys.exit(1)
class BasePyKatException(Exception):
def __init__(self, msg):
self.__msg = msg
self.msg = msg
def __str__(self):
return self.__msg
return self.msg
class FinesseParse(BasePyKatException) :
def __init__(self, msg):
......
pykat/finesse.py
View file @ c4c8b185
......@@ -603,49 +603,49 @@ class kat(object):
return commands_new
def parseCommands(self, commands, blocks=None):
blockComment = False
try:
blockComment = False
commands=self.remove_comments(commands)
commands=self.remove_comments(commands)
commands=self.processConstants(commands)
commands=self.processConstants(commands)
after_process = [] # list of commands that should be processed after
# objects have been set and created
after_process = [] # list of commands that should be processed after
# objects have been set and created
for line in commands:
try:
for line in commands:
if len(line.strip()) >= 2:
line = line.strip()
# Looking for block start or end
values = line.split()
if values[0] == "%%%":
if values[1] == "FTblock":
newTag = values[2]
if self.__currentTag != None and self.__currentTag != NO_BLOCK:
warnings.warn("found block {0} before block {1} ended".format(newTag, self.__currentTag))
if newTag in self.__blocks:
raise pkex.BasePyKatException("Block `{0}` has already been read".format(newTag))
self.__blocks[newTag] = Block(newTag) # create new list to store all references to components in block
self.__currentTag = newTag
if values[1] == "FTend":
self.__currentTag = NO_BLOCK
continue
# only include listed blocks, if we have specfied them
if blocks != None and self.__currentTag not in blocks:
continue
# don't read comment lines
if line[0] == "#" or line[0] == "%":
continue
# check if block comment is being used
if not blockComment and line[0:2] == "/*":
blockComment = True
......@@ -653,10 +653,10 @@ class kat(object):
elif blockComment and line[0:2] == "*/":
blockComment = False
continue
first = line.split(" ",1)[0]
obj = None
if(first == "m" or first == "m1" or first == "m2"):
obj = pykat.components.mirror.parseFinesseText(line)
elif(first == "s"):
......@@ -710,7 +710,7 @@ class kat(object):
self.lambda0 = SIfloat(v[-1])
elif(first == "yaxis"):
v = line.split()
self.yaxis = v[-1]
elif(first == "phase"):
v = line.split()
......@@ -756,134 +756,134 @@ class kat(object):
else:
if self.verbose:
print ("Parsing `{0}` into pykat object not implemented yet, added as extra line.".format(line))
obj = line
# manually add the line to the block contents
self.__blocks[self.__currentTag].contents.append(line)
if obj != None and not isinstance(obj, six.string_types):
if self.hasNamedObject(obj.name):
getattr(self, obj.name).remove()
print ("Removed existing object '{0}' of type {1} to add line '{2}'".format(obj.name, obj.__class__, line))
self.add(obj)
except:
print ("--------------------------------------------------------")
print ("Error parsing line: " + line)
print ("--------------------------------------------------------")
raise
# now process all the varous gauss/attr etc. commands which require
# components to exist first before they can be processed
for line in after_process:
first = line.split(" ",1)[0]
if first == "gauss" or first == "gauss*" or first == "gauss**":
pykat.commands.gauss.parseFinesseText(line, self)
elif (first == "scale"):
v = line.split()
accepted = ["psd","psd_hf","asd","asd_hf","meter", "ampere", "degs"]
# now process all the varous gauss/attr etc. commands which require
# components to exist first before they can be processed
for line in after_process:
first = line.split(" ",1)[0]
if first == "gauss" or first == "gauss*" or first == "gauss**":
pykat.commands.gauss.parseFinesseText(line, self)
elif (first == "scale"):
v = line.split()
accepted = ["psd","psd_hf","asd","asd_hf","meter", "ampere", "degs"]
if len(v) == 3:
component_name = v[2]
if len(v) == 3:
component_name = v[2]
if v[1].lower() in accepted:
val = v[1]
else:
try:
val = SIfloat(v[1])
except ValueError as ex:
raise pkex.BasePyKatException("Line `{0}`:\nAccepted scale values are decimal numbers or %s." % (line,str(accepted)))
if v[1].lower() in accepted:
val = v[1]
else:
try:
val = SIfloat(v[1])
except ValueError as ex:
raise pkex.BasePyKatException("Line `{0}`:\nAccepted scale values are decimal numbers or %s." % (line,str(accepted)))
if component_name in self.__detectors :
self.__detectors[component_name].scale.append(val)
else:
raise pkex.BasePyKatException("scale command `{0}` refers to non-existing output".format(component_name))
elif len(v) == 2:
if v[1] == "meter" or v[1] == "ampere" or v[1] == "deg":
self.scale = v[1]
if component_name in self.__detectors :
self.__detectors[component_name].scale.append(val)
else:
raise pkex.BasePyKatException("scale command `{0}` refers to non-existing output".format(component_name))
elif len(v) == 2:
if v[1] == "meter" or v[1] == "ampere" or v[1] == "deg":
self.scale = v[1]
else:
self.scale = SIfloat(v[1])
else:
self.scale = SIfloat(v[1])
else:
raise pkex.BasePyKatException("scale command `{0}` is incorrect.".format(line))
elif (first == "pdtype"):
v = line.split()
if len(v) == 3:
component_name = v[1]
if component_name in self.__detectors :
self.__detectors[component_name].pdtype = v[2]
raise pkex.BasePyKatException("scale command `{0}` is incorrect.".format(line))
elif (first == "pdtype"):
v = line.split()
if len(v) == 3:
component_name = v[1]
if component_name in self.__detectors :
self.__detectors[component_name].pdtype = v[2]
else:
raise pkex.BasePyKatException("pdtype command `{0}` refers to non-existing detector".format(component_name))
else:
raise pkex.BasePyKatException("pdtype command `{0}` refers to non-existing detector".format(component_name))
else:
raise pkex.BasePyKatException("pdtype command `{0}` is incorrect.".format(line))
elif(first == "attr"):
v = line.split()
raise pkex.BasePyKatException("pdtype command `{0}` is incorrect.".format(line))
elif(first == "attr"):
v = line.split()
if len(v) < 4:
raise pkex.BasePyKatException("attr command `{0}` is incorrect.".format(line))
else:
# get the component/detector in question
if v[1] in self.__components:
comp = self.__components[v[1]]
elif v[1] in self.__detectors:
comp = self.__detectors[v[1]]
if len(v) < 4:
raise pkex.BasePyKatException("attr command `{0}` is incorrect.".format(line))
else:
raise pkex.BasePyKatException("Could not find the component '{0}' for attr command in line '{1}'".format(v[1], line))
# get the component/detector in question
if v[1] in self.__components:
comp = self.__components[v[1]]
elif v[1] in self.__detectors:
comp = self.__detectors[v[1]]
else:
raise pkex.BasePyKatException("Could not find the component '{0}' for attr command in line '{1}'".format(v[1], line))
if len(v[2:]) % 2 == 1:
raise pkex.BasePyKatException("Attr command '{0}' must specify both parameter and value pairs".format(line))
if len(v[2:]) % 2 == 1:
raise pkex.BasePyKatException("Attr command '{0}' must specify both parameter and value pairs".format(line))
# convert split list to key value pairs
#kv = dict(itertools.izip_longest(*[iter(v[2:])] * 2, fillvalue=None))
kv = dict(izip_longest(*[iter(v[2:])] * 2, fillvalue=None))
# convert split list to key value pairs
#kv = dict(itertools.izip_longest(*[iter(v[2:])] * 2, fillvalue=None))
kv = dict(izip_longest(*[iter(v[2:])] * 2, fillvalue=None))
comp.parseAttributes(kv)
comp.parseAttributes(kv)
elif(first == "fsig"):
elif(first == "fsig"):
v = line.split()
v = line.split()
name = str(v[1])
name = str(v[1])
if v[2] not in self.__components:
raise pkex.BasePyKatException("Could not find the component '{0}'. Line: '{1}'".format(v[2], line))
if v[2] not in self.__components:
raise pkex.BasePyKatException("Could not find the component '{0}'. Line: '{1}'".format(v[2], line))
comp = self.__components[v[2]]
comp = self.__components[v[2]]
if comp._default_fsig() == None:
raise pkex.BasePyKatException("Component '{0}' cannot be fsig'd. Line: '{1}'".format(comp.name, line))
if comp._default_fsig() == None:
raise pkex.BasePyKatException("Component '{0}' cannot be fsig'd. Line: '{1}'".format(comp.name, line))
param = None
amp = None
param = None
amp = None
if len(v) == 5:
param == None
freq = float(v[3])
phase = float(v[4])
elif len(v) == 6:
if v[3].isdigit():
if len(v) == 5:
param == None
freq = float(v[3])
phase = float(v[4])
amp = float(v[5])
else:
elif len(v) == 6:
if v[3].isdigit():
freq = float(v[3])
phase = float(v[4])
amp = float(v[5])
else:
param = v[3]
freq = float(v[4])
phase = float(v[5])
elif len(v) == 7:
param = v[3]
freq = float(v[4])
phase = float(v[5])
elif len(v) == 7:
param = v[3]
freq = float(v[4])
phase = float(v[5])
amp = float(v[6])
else:
raise pkex.BasePyKatException("'{0}' isnot a valid fsig command".format(line))
amp = float(v[6])
else:
raise pkex.BasePyKatException("'{0}' isnot a valid fsig command".format(line))
self.signals.apply(comp._default_fsig(), amp, phase, name)
self.signals.apply(comp._default_fsig(), amp, phase, name)
else:
raise pkex.BasePyKatException("Haven't handled parsing of '{0}'".format(line))
else:
raise pkex.BasePyKatException("Haven't handled parsing of '{0}'".format(line))
self.__currentTag = NO_BLOCK
self.__currentTag = NO_BLOCK
except pkex.BasePyKatException as ex:
pkex.PrintError("Error parsing line: '%s':"% line, ex)
sys.exit(1)
def saveScript(self, filename=None):
"""
Saves the current kat object to a Finesse input file
......@@ -1031,23 +1031,17 @@ class kat(object):
if six.PY2:
sys.stdout.write(line)
else:
sys.stdout.write(str(line,'utf-8'))
sys.stdout.write(line) # todo fix this if needed
elif line.rstrip().endswith(b'%'):
vals = line.split("-")
action = vals[0].strip()
prc = vals[1].strip()[:]
if printerr == 1:
if six.PY2:
sys.stdout.write("\r{0} {1}".format(action, prc))
else:
sys.stdout.write("\r{0} {1}".format(str(action, 'utf-8'), str(prc, 'utf-8')))
sys.stdout.write("\r{0} {1}".format(action, str(prc)))
else:
if six.PY2:
err="".join((err,line))
else:
err="".join((err,str(line, 'utf-8')))
err += str(line)
[out,errpipe] = p.communicate()
......
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