Coverage for C:\Program Files\QGIS 3.10\apps\qgis-ltr\python\qgis\__init__.py: 90%

1# -*- coding: utf-8 -*- 

2 

3""" 

4*************************************************************************** 

5 __init__.py 

6 --------------------- 

7 Date : January 2007 

8 Copyright : (C) 2007 by Martin Dobias 

9 Email : wonder dot sk at gmail dot com 

10*************************************************************************** 

11* * 

12* This program is free software; you can redistribute it and/or modify * 

13* it under the terms of the GNU General Public License as published by * 

14* the Free Software Foundation; either version 2 of the License, or * 

15* (at your option) any later version. * 

16* * 

17*************************************************************************** 

18""" 

19 

20__author__ = 'Martin Dobias' 

21__date__ = 'January 2007' 

22__copyright__ = '(C) 2007, Martin Dobias' 

23 

24from builtins import zip 

25import os 

26import sys 

27 

28 

29def setupenv(): 

30 """ 

31 Set the environment for Windows based on the .vars files from the 

32 OSGeo4W package format. 

33 """ 

34 # If the prefix path is already set the we don't do any more path setup. 

35 if os.getenv('QGIS_PREFIX_PATH'): 

36 return 

37 

38 # Setup the paths based on the .vars file. 

39 from pathlib import PurePath 

40 

41 path_split = PurePath(os.path.dirname(os.path.realpath(__file__))).parts 

42 

43 try: 

44 appname = os.environ['QGIS_ENVNAME'] 

45 except KeyError: 

46 appname = path_split[-3] 

47 

48 envfile = list(path_split[:-4]) 

49 envfile.append("bin") 

50 envfile.append("{0}-bin.env".format(appname)) 

51 envfile = os.path.join(*envfile) 

52 

53 if not os.path.exists(envfile): 

54 return 

55 

56 with open(envfile) as f: 

57 for line in f: 

58 linedata = line.split("=") 

59 name = linedata[0] 

60 data = linedata[1] 

61 os.environ[name] = data 

62 

63 

64if os.name == 'nt': 

65 # On windows we need to setup the paths before we can import 

66 # any of the QGIS modules or else it will error. 

67 setupenv() 

68 

69 

70from qgis.PyQt import QtCore 

71 

72# monkey patching custom widgets in case we are running on a local install 

73# this should fix import errors such as "ModuleNotFoundError: No module named qgsfilewidget" 

74# ("from qgsfilewidget import QgsFileWidget") 

75# In a complete install, this is normally avoided and rather imports "qgis.gui" 

76# (thanks to uic/widget-plugins/qgis_customwidgets.py) 

77try: 

78 import qgis.gui 

79 widget_list = dir(qgis.gui) 

80 # remove widgets that are not allowed as customwidgets (they need to be manually promoted) 

81 skip_list = ['QgsScrollArea'] 

82 for widget in widget_list: 

83 if widget.startswith('Qgs') and widget not in skip_list: 

84 sys.modules[widget.lower()] = qgis.gui 

85except ImportError: 

86 # gui might not be built 

87 pass