summaryrefslogtreecommitdiff
path: root/gerber/common.py
blob: 78da2cdeec42f24c46655136b50e20232d41b203 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
#! /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.


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 or
        ExcellonFile. Returns None if file is not an Excellon or Gerber file.
    """
    from . import rs274x
    from . import excellon
    from .utils import detect_file_format
    fmt = detect_file_format(filename)
    if fmt == 'rs274x':
        return rs274x.read(filename)
    elif fmt == 'excellon':
        return excellon.read(filename)
    else:
        raise TypeError('Unable to detect file format')