diff options
Diffstat (limited to 'gerber/excellon_tool.py')
| -rw-r--r-- | gerber/excellon_tool.py | 190 |
1 files changed, 0 insertions, 190 deletions
diff --git a/gerber/excellon_tool.py b/gerber/excellon_tool.py deleted file mode 100644 index a9ac450..0000000 --- a/gerber/excellon_tool.py +++ /dev/null @@ -1,190 +0,0 @@ -#!/usr/bin/env python -# -*- coding: utf-8 -*- - -# Copyright 2015 Garret Fick <garret@ficksworkshop.com> - -# Licensed under the Apache License, Version 2.0 (the "License"); -# you may not use this file except in compliance with the License. -# You may obtain a copy of the License at - -# http://www.apache.org/licenses/LICENSE-2.0 - -# Unless required by applicable law or agreed to in writing, software -# distributed under the License is distributed on an "AS IS" BASIS, -# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -# See the License for the specific language governing permissions and -# limitations under the License. - -""" -Excellon Tool Definition File module -==================== -**Excellon file classes** - -This module provides Excellon file classes and parsing utilities -""" - -import re -try: - from cStringIO import StringIO -except(ImportError): - from io import StringIO - -from .excellon_statements import ExcellonTool - -def loads(data, settings=None): - """ Read tool file information and return a map of tools - Parameters - ---------- - data : string - string containing Excellon Tool Definition file contents - - Returns - ------- - dict tool name: ExcellonTool - - """ - return ExcellonToolDefinitionParser(settings).parse_raw(data) - -class ExcellonToolDefinitionParser(object): - """ Excellon File Parser - - Parameters - ---------- - None - """ - - allegro_tool = re.compile(r'(?P<size>[0-9/.]+)\s+(?P<plated>P|N)\s+T(?P<toolid>[0-9]{2})\s+(?P<xtol>[0-9/.]+)\s+(?P<ytol>[0-9/.]+)') - allegro_comment_mils = re.compile('Holesize (?P<toolid>[0-9]{1,2})\. = (?P<size>[0-9/.]+) Tolerance = \+(?P<xtol>[0-9/.]+)/-(?P<ytol>[0-9/.]+) (?P<plated>(PLATED)|(NON_PLATED)|(OPTIONAL)) MILS Quantity = [0-9]+') - allegro2_comment_mils = re.compile('T(?P<toolid>[0-9]{1,2}) Holesize (?P<toolid2>[0-9]{1,2})\. = (?P<size>[0-9/.]+) Tolerance = \+(?P<xtol>[0-9/.]+)/-(?P<ytol>[0-9/.]+) (?P<plated>(PLATED)|(NON_PLATED)|(OPTIONAL)) MILS Quantity = [0-9]+') - allegro_comment_mm = re.compile('Holesize (?P<toolid>[0-9]{1,2})\. = (?P<size>[0-9/.]+) Tolerance = \+(?P<xtol>[0-9/.]+)/-(?P<ytol>[0-9/.]+) (?P<plated>(PLATED)|(NON_PLATED)|(OPTIONAL)) MM Quantity = [0-9]+') - allegro2_comment_mm = re.compile('T(?P<toolid>[0-9]{1,2}) Holesize (?P<toolid2>[0-9]{1,2})\. = (?P<size>[0-9/.]+) Tolerance = \+(?P<xtol>[0-9/.]+)/-(?P<ytol>[0-9/.]+) (?P<plated>(PLATED)|(NON_PLATED)|(OPTIONAL)) MM Quantity = [0-9]+') - - matchers = [ - (allegro_tool, 'mils'), - (allegro_comment_mils, 'mils'), - (allegro2_comment_mils, 'mils'), - (allegro_comment_mm, 'mm'), - (allegro2_comment_mm, 'mm'), - ] - - def __init__(self, settings=None): - self.tools = {} - self.settings = settings - - def parse_raw(self, data): - for line in StringIO(data): - self._parse(line.strip()) - - return self.tools - - def _parse(self, line): - - for matcher in ExcellonToolDefinitionParser.matchers: - m = matcher[0].match(line) - if m: - unit = matcher[1] - - size = float(m.group('size')) - platedstr = m.group('plated') - toolid = int(m.group('toolid')) - xtol = float(m.group('xtol')) - ytol = float(m.group('ytol')) - - size = self._convert_length(size, unit) - xtol = self._convert_length(xtol, unit) - ytol = self._convert_length(ytol, unit) - - if platedstr == 'PLATED': - plated = ExcellonTool.PLATED_YES - elif platedstr == 'NON_PLATED': - plated = ExcellonTool.PLATED_NO - elif platedstr == 'OPTIONAL': - plated = ExcellonTool.PLATED_OPTIONAL - else: - plated = ExcellonTool.PLATED_UNKNOWN - - tool = ExcellonTool(None, number=toolid, diameter=size, - plated=plated) - - self.tools[tool.number] = tool - - break - - def _convert_length(self, value, unit): - - # Convert the value to mm - if unit == 'mils': - value /= 39.3700787402 - - # Now convert to the settings unit - if self.settings.units == 'inch': - return value / 25.4 - else: - # Already in mm - return value - -def loads_rep(data, settings=None): - """ Read tool report information generated by PADS and return a map of tools - Parameters - ---------- - data : string - string containing Excellon Report file contents - - Returns - ------- - dict tool name: ExcellonTool - - """ - return ExcellonReportParser(settings).parse_raw(data) - -class ExcellonReportParser(object): - - # We sometimes get files with different encoding, so we can't actually - # match the text - the best we can do it detect the table header - header = re.compile(r'====\s+====\s+====\s+====\s+=====\s+===') - - def __init__(self, settings=None): - self.tools = {} - self.settings = settings - - self.found_header = False - - def parse_raw(self, data): - for line in StringIO(data): - self._parse(line.strip()) - - return self.tools - - def _parse(self, line): - - # skip empty lines and "comments" - if not line.strip(): - return - - if not self.found_header: - # Try to find the heaader, since we need that to be sure we - # understand the contents correctly. - if ExcellonReportParser.header.match(line): - self.found_header = True - - elif line[0] != '=': - # Already found the header, so we know to to map the contents - parts = line.split() - if len(parts) == 6: - toolid = int(parts[0]) - size = float(parts[1]) - if parts[2] == 'x': - plated = ExcellonTool.PLATED_YES - elif parts[2] == '-': - plated = ExcellonTool.PLATED_NO - else: - plated = ExcellonTool.PLATED_UNKNOWN - feedrate = int(parts[3]) - speed = int(parts[4]) - qty = int(parts[5]) - - tool = ExcellonTool(None, number=toolid, diameter=size, - plated=plated, feed_rate=feedrate, - rpm=speed) - - self.tools[tool.number] = tool |