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authorjaseg <git@jaseg.de>2021-06-13 15:00:17 +0200
committerjaseg <git@jaseg.de>2021-06-13 15:00:17 +0200
commit4eb0e063bcd34c21b737023aa6ed5baed80658d1 (patch)
tree3a56ef7d05f4f64cde930f2432119986e4aab49d /gerbonara/gerber/common.py
parent889ea37d9b66cbfb7a61795c7750b9f4311faa3f (diff)
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Repo re-org, make gerberex tests run
Diffstat (limited to 'gerbonara/gerber/common.py')
-rw-r--r--gerbonara/gerber/common.py71
1 files changed, 71 insertions, 0 deletions
diff --git a/gerbonara/gerber/common.py b/gerbonara/gerber/common.py
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+#! /usr/bin/env python
+# -*- coding: utf-8 -*-
+
+# Copyright 2014 Hamilton Kibbe <ham@hamiltonkib.be>
+
+# 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.
+
+from . import rs274x
+from . import excellon
+from . import ipc356
+from .exceptions import ParseError
+from .utils import detect_file_format
+
+
+def read(filename):
+ """ Read a gerber or excellon file and return a representative object.
+
+ Parameters
+ ----------
+ filename : string
+ Filename of the file to read.
+
+ Returns
+ -------
+ file : CncFile subclass
+ CncFile object representing the file, either GerberFile, ExcellonFile,
+ or IPCNetlist. Returns None if file is not of the proper type.
+ """
+ with open(filename, 'rU') as f:
+ data = f.read()
+ return loads(data, filename)
+
+
+def loads(data, filename=None):
+ """ Read gerber or excellon file contents from a string and return a
+ representative object.
+
+ Parameters
+ ----------
+ data : string
+ Source file contents as a string.
+
+ filename : string, optional
+ String containing the filename of the data source.
+
+ Returns
+ -------
+ file : CncFile subclass
+ CncFile object representing the data, either GerberFile, ExcellonFile,
+ or IPCNetlist. Returns None if data is not of the proper type.
+ """
+
+ fmt = detect_file_format(data)
+ if fmt == 'rs274x':
+ return rs274x.loads(data, filename=filename)
+ elif fmt == 'excellon':
+ return excellon.loads(data, filename=filename)
+ elif fmt == 'ipc_d_356':
+ return ipc356.loads(data, filename=filename)
+ else:
+ raise ParseError('Unable to detect file format')