379 lines
16 KiB
Python
379 lines
16 KiB
Python
# -*- coding: utf-8 -*-
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# Copyright (c) 2020-2021 Salvador E. Tropea
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# Copyright (c) 2020-2021 Instituto Nacional de Tecnología Industrial
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# License: GPL-3.0
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# Project: KiBot (formerly KiPlot)
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""" Base class for output options """
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import os
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import re
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import inspect
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from re import compile
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from .error import KiPlotConfigurationError
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from .gs import GS
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from .misc import W_UNKOPS
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from . import log
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logger = log.get_logger()
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def filter(v):
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return inspect.isclass(v) or not (callable(v) or isinstance(v, (dict, list)))
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def _cl(text):
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""" Eliminates dangerous characters from the text """
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return re.sub(r'[\\\/\?%\*:|"<>]', '_', text)
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class Optionable(object):
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""" A class to validate and hold configuration outputs/options.
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Is configured from a dict and the collected values are stored in its attributes. """
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_str_values_re = compile(r"string=.*\] \[([^\]]+)\]")
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_num_range_re = compile(r"number=.*\] \[(-?\d+),(-?\d+)\]")
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_default = None
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_color_re = re.compile(r"#[A-Fa-f0-9]{6}$")
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def __init__(self):
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self._unkown_is_error = False
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self._error_context = ''
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self._tree = {}
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self._configured = False
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# File/directory pattern expansion
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self._expand_id = ''
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self._expand_ext = ''
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super().__init__()
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if GS.global_output is not None and getattr(self, 'output', None):
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setattr(self, 'output', GS.global_output)
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if GS.global_variant is not None and hasattr(self, 'variant'):
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setattr(self, 'variant', GS.global_variant)
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@staticmethod
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def _check_str(key, val, doc):
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if not isinstance(val, str):
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raise KiPlotConfigurationError("Option `{}` must be a string".format(key))
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# If the docstring specifies the allowed values in the form [v1,v2...] enforce it
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m = Optionable._str_values_re.search(doc)
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if m:
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vals = m.group(1).split(',')
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if val not in vals:
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raise KiPlotConfigurationError("Option `{}` must be any of {} not `{}`".format(key, vals, val))
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@staticmethod
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def _check_num(key, val, doc):
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if not isinstance(val, (int, float)):
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raise KiPlotConfigurationError("Option `{}` must be a number".format(key))
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# If the docstring specifies a range in the form [from-to] enforce it
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m = Optionable._num_range_re.search(doc)
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if m:
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min = float(m.group(1))
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max = float(m.group(2))
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if val < min or val > max:
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raise KiPlotConfigurationError("Option `{}` outside its range [{},{}]".format(key, min, max))
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@staticmethod
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def _check_bool(key, val):
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if not isinstance(val, bool):
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raise KiPlotConfigurationError("Option `{}` must be true/false".format(key))
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def get_doc(self, name):
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try:
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doc = getattr(self, '_help_'+name).strip()
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except AttributeError:
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return None, name, False
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if doc[0] == '{':
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alias = doc[1:-1]
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return getattr(self, '_help_'+alias).strip(), alias, True
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return doc, name, False
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def add_to_doc(self, name, text):
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doc = getattr(self, '_help_'+name).strip()
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setattr(self, '_help_'+name, doc+'.\n'+text)
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def set_doc(self, name, text):
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setattr(self, '_help_'+name, text)
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@staticmethod
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def _typeof(v):
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if isinstance(v, bool):
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return 'boolean'
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if isinstance(v, (int, float)):
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return 'number'
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if isinstance(v, str):
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return 'string'
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if isinstance(v, dict):
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return 'dict'
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if isinstance(v, list):
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if len(v) == 0:
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return 'list(string)'
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return 'list({})'.format(Optionable._typeof(v[0]))
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return 'None'
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def _perform_config_mapping(self):
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""" Map the options to class attributes """
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attrs = self.get_attrs_for()
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for k, v in self._tree.items():
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# Map known attributes and avoid mapping private ones
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if (k[0] == '_') or (k not in attrs):
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if self._unkown_is_error:
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raise KiPlotConfigurationError("Unknown {}option `{}`".format(self._error_context, k))
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logger.warning(W_UNKOPS + "Unknown {}option `{}`".format(self._error_context, k))
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continue
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# Check the data type
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cur_doc, alias, is_alias = self.get_doc(k)
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cur_val = getattr(self, alias)
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if cur_doc[0] == '[':
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# Separate the valid types for this key
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valid = cur_doc[1:].split(']')[0].split('|')
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# Remove the XXXX=Value
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if '=' in valid[-1]:
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valid[-1] = valid[-1].split('=')[0]
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# Get the type used by the user as a string
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v_type = Optionable._typeof(v)
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if v_type not in valid:
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# Not a valid type for this key
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if v_type == 'None':
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raise KiPlotConfigurationError("Empty option `{}`".format(k))
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if len(valid) == 1:
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raise KiPlotConfigurationError("Option `{}` must be a {} not `{}`".format(k, valid[0], v_type))
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else:
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raise KiPlotConfigurationError("Option `{}` must be any of {} not `{}`".format(k, valid, v_type))
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else:
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valid = None
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v_type = Optionable._typeof(cur_val)
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if v_type == 'boolean':
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Optionable._check_bool(k, v)
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elif v_type == 'number':
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Optionable._check_num(k, v, cur_doc)
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elif v_type == 'string':
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Optionable._check_str(k, v, cur_doc)
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elif isinstance(cur_val, type):
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# A class, so we need more information i.e. "[dict|string]"
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if valid is not None:
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# We know the type matches, now apply validations
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if isinstance(v, (int, float)) and not isinstance(v, bool):
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# Note: booleans are also instance of int
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# Not used yet
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Optionable._check_num(k, v, cur_doc) # pragma: no cover (Internal)
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elif isinstance(v, str):
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Optionable._check_str(k, v, cur_doc)
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elif isinstance(v, dict):
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# Dicts are solved using Optionable classes
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new_val = v
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# Create an object for the valid class
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v = cur_val()
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# Delegate the validation to the object
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v.set_tree(new_val)
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v.config(self)
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elif isinstance(v, list):
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new_val = []
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for element in v:
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e_type = 'list('+Optionable._typeof(element)+')'
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if e_type not in valid:
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raise KiPlotConfigurationError("Option `{}` must be any of {} not `{}`".
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format(element, valid, e_type))
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if isinstance(element, dict):
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nv = cur_val()
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nv.set_tree(element)
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nv.config(self)
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new_val.append(nv)
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else:
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new_val.append(element)
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v = new_val
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# Seems to be ok, map it
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setattr(self, alias if is_alias else k, v)
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def set_tree(self, tree):
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self._tree = tree
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def config(self, parent):
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self._parent = parent
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if self._tree and not self._configured:
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self._perform_config_mapping()
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self._configured = True
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def get_attrs_for(self):
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""" Returns all attributes """
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return dict(inspect.getmembers(self, filter))
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def get_attrs_gen(self):
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""" Returns a (key, val) iterator on public attributes """
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attrs = self.get_attrs_for()
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return ((k, v) for k, v in attrs.items() if k[0] != '_')
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def _find_variant(self):
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""" Returns the text to add for the current variant.
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Also try with the globally defined variant.
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If no variant is defined an empty string is returned. """
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if hasattr(self, 'variant') and self.variant and hasattr(self.variant, 'file_id'):
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return self.variant.file_id
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if GS.solved_global_variant:
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return GS.solved_global_variant.file_id
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return ''
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def _find_variant_name(self):
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""" Returns the name for the current variant.
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Also try with the globally defined variant.
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If no variant is defined an empty string is returned. """
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if hasattr(self, 'variant') and self.variant and hasattr(self.variant, 'name'):
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return self.variant.name
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if GS.solved_global_variant:
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return GS.solved_global_variant.name
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return ''
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def expand_filename_common(self, name, parent):
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""" Expansions common to the PCB and Schematic """
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# PCB expansions, explicit
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if GS.board and '%b' in name:
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name = name.replace('%bc', _cl(GS.pcb_comp))
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name = name.replace('%bd', _cl(GS.pcb_date))
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name = name.replace('%bF', GS.pcb_no_ext)
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name = name.replace('%bf', GS.pcb_basename)
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name = name.replace('%bp', _cl(GS.pcb_title))
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name = name.replace('%br', _cl(GS.pcb_rev))
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name = name.replace('%bC1', _cl(GS.pcb_com1))
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name = name.replace('%bC2', _cl(GS.pcb_com2))
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name = name.replace('%bC3', _cl(GS.pcb_com3))
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name = name.replace('%bC4', _cl(GS.pcb_com4))
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if GS.solved_global_variant:
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name = name.replace('%g', GS.solved_global_variant.file_id)
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name = name.replace('%G', GS.solved_global_variant.name)
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# Schematic expansions, explicit
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if GS.sch and '%s' in name:
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name = name.replace('%sc', _cl(GS.sch_comp))
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name = name.replace('%sd', _cl(GS.sch_date))
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name = name.replace('%sF', GS.sch_no_ext)
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name = name.replace('%sf', GS.sch_basename)
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name = name.replace('%sp', _cl(GS.sch_title))
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name = name.replace('%sr', _cl(GS.sch_rev))
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name = name.replace('%sC1', _cl(GS.sch_com1))
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name = name.replace('%sC2', _cl(GS.sch_com2))
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name = name.replace('%sC3', _cl(GS.sch_com3))
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name = name.replace('%sC4', _cl(GS.sch_com4))
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name = name.replace('%D', GS.n.strftime(GS.global_date_format))
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name = name.replace('%T', GS.n.strftime(GS.global_time_format))
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if self:
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name = name.replace('%i', self._expand_id)
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name = name.replace('%v', _cl(self._find_variant()))
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name = name.replace('%V', _cl(self._find_variant_name()))
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name = name.replace('%x', self._expand_ext)
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if parent and hasattr(parent, 'output_id'):
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name = name.replace('%I', _cl(parent.output_id))
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return name
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def expand_filename_both(self, name, is_sch=True):
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""" Expands %* values in filenames.
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Uses data from the PCB. """
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parent = None
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if self and hasattr(self, '_parent'):
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parent = self._parent
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if GS.debug_level > 3:
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logger.debug('Expanding `{}` in PCB context for {} parent: {}'.format(name, self, parent))
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# Determine if we need to expand SCH and/or PCB related data
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has_dep_exp = any(map(lambda x: x in name, ['%c', '%d', '%F', '%f', '%p', '%r', '%C1', '%C2', '%C3', '%C4']))
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do_sch = is_sch and has_dep_exp
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# logger.error(name + ' is_sch ' +str(is_sch)+" "+ str(do_sch))
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# raise
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do_pcb = not is_sch and has_dep_exp
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# Load the needed data
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if GS.pcb_file and (do_pcb or '%b' in name):
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if GS.board is None:
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GS.load_board()
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GS.load_pcb_title_block()
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if GS.sch_file and (do_sch or '%s' in name):
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if GS.sch is None:
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GS.load_sch()
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GS.load_sch_title_block()
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# This member can be called with a preflight object
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name = Optionable.expand_filename_common(self, name, parent)
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if GS.board and do_pcb:
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name = name.replace('%c', _cl(GS.pcb_comp))
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name = name.replace('%d', _cl(GS.pcb_date))
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name = name.replace('%F', GS.pcb_no_ext)
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name = name.replace('%f', GS.pcb_basename)
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name = name.replace('%p', _cl(GS.pcb_title))
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name = name.replace('%r', _cl(GS.pcb_rev))
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name = name.replace('%C1', _cl(GS.pcb_com1))
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name = name.replace('%C2', _cl(GS.pcb_com2))
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name = name.replace('%C3', _cl(GS.pcb_com3))
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name = name.replace('%C4', _cl(GS.pcb_com4))
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if GS.sch and do_sch:
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name = name.replace('%c', _cl(GS.sch_comp))
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name = name.replace('%d', _cl(GS.sch_date))
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name = name.replace('%F', GS.sch_no_ext)
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name = name.replace('%f', GS.sch_basename)
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name = name.replace('%p', _cl(GS.sch_title))
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name = name.replace('%r', _cl(GS.sch_rev))
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name = name.replace('%C1', _cl(GS.sch_com1))
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name = name.replace('%C2', _cl(GS.sch_com2))
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name = name.replace('%C3', _cl(GS.sch_com3))
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name = name.replace('%C4', _cl(GS.sch_com4))
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# sanitize the name to avoid characters illegal in file systems
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name = name.replace('\\', '/')
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name = re.sub(r'[?%*:|"<>]', '_', name)
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if GS.debug_level > 3:
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logger.debug('Expanded `{}`'.format(name))
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return name
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def expand_filename_pcb(self, name):
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""" Expands %* values in filenames.
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Uses data from the PCB. """
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# This member can be called with a preflight object
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return Optionable.expand_filename_both(self, name, is_sch=False)
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def expand_filename_sch(self, name):
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""" Expands %* values in filenames.
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Uses data from the SCH. """
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# This member can be called with a preflight object
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return Optionable.expand_filename_both(self, name)
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@staticmethod
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def force_list(val):
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""" Used for values that accept a string or a list of strings.
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The string can be a comma separated list """
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if isinstance(val, type):
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# Not used
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val = []
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elif isinstance(val, str):
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# A string
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if val:
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val = [v.strip() for v in val.split(',')]
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else:
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# Empty string
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val = []
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return val
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@classmethod
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def get_default(cls):
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return cls._default
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def validate_color(self, name):
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color = getattr(self, name)
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if not self._color_re.match(color):
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raise KiPlotConfigurationError('Invalid color for `{}` use `#rrggbb` with hex digits'.format(name))
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def validate_colors(self, names):
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for color in names:
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self.validate_color(color)
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class BaseOptions(Optionable):
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""" A class to validate and hold output options.
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Is configured from a dict and the collected values are stored in its attributes. """
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def __init__(self):
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super().__init__()
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def read_vals_from_po(self, po):
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""" Set attributes from a PCB_PLOT_PARAMS (plot options) """
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return
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def expand_filename(self, dir, name, id, ext):
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cur_id = self._expand_id
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cur_ext = self._expand_ext
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self._expand_id = id
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self._expand_ext = ext
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name = self.expand_filename_both(name, is_sch=self._parent._sch_related)
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res = os.path.abspath(os.path.join(dir, name))
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self._expand_id = cur_id
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self._expand_ext = cur_ext
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return res
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