Coverage for /pythoncovmergedfiles/medio/medio/usr/lib/python3.9/signal.py: 17%

1import _signal 

2from _signal import * 

3from functools import wraps as _wraps 

4from enum import IntEnum as _IntEnum 

5 

6_globals = globals() 

7 

8_IntEnum._convert_( 

9 'Signals', __name__, 

10 lambda name: 

11 name.isupper() 

12 and (name.startswith('SIG') and not name.startswith('SIG_')) 

13 or name.startswith('CTRL_')) 

14 

15_IntEnum._convert_( 

16 'Handlers', __name__, 

17 lambda name: name in ('SIG_DFL', 'SIG_IGN')) 

18 

19if 'pthread_sigmask' in _globals: 

20 _IntEnum._convert_( 

21 'Sigmasks', __name__, 

22 lambda name: name in ('SIG_BLOCK', 'SIG_UNBLOCK', 'SIG_SETMASK')) 

23 

24 

25def _int_to_enum(value, enum_klass): 

26 """Convert a numeric value to an IntEnum member. 

27 If it's not a known member, return the numeric value itself. 

28 """ 

29 try: 

30 return enum_klass(value) 

31 except ValueError: 

32 return value 

33 

34 

35def _enum_to_int(value): 

36 """Convert an IntEnum member to a numeric value. 

37 If it's not an IntEnum member return the value itself. 

38 """ 

39 try: 

40 return int(value) 

41 except (ValueError, TypeError): 

42 return value 

43 

44 

45@_wraps(_signal.signal) 

46def signal(signalnum, handler): 

47 handler = _signal.signal(_enum_to_int(signalnum), _enum_to_int(handler)) 

48 return _int_to_enum(handler, Handlers) 

49 

50 

51@_wraps(_signal.getsignal) 

52def getsignal(signalnum): 

53 handler = _signal.getsignal(signalnum) 

54 return _int_to_enum(handler, Handlers) 

55 

56 

57if 'pthread_sigmask' in _globals: 

58 @_wraps(_signal.pthread_sigmask) 

59 def pthread_sigmask(how, mask): 

60 sigs_set = _signal.pthread_sigmask(how, mask) 

61 return set(_int_to_enum(x, Signals) for x in sigs_set) 

62 pthread_sigmask.__doc__ = _signal.pthread_sigmask.__doc__ 

63 

64 

65if 'sigpending' in _globals: 

66 @_wraps(_signal.sigpending) 

67 def sigpending(): 

68 return {_int_to_enum(x, Signals) for x in _signal.sigpending()} 

69 

70 

71if 'sigwait' in _globals: 

72 @_wraps(_signal.sigwait) 

73 def sigwait(sigset): 

74 retsig = _signal.sigwait(sigset) 

75 return _int_to_enum(retsig, Signals) 

76 sigwait.__doc__ = _signal.sigwait 

77 

78 

79if 'valid_signals' in _globals: 

80 @_wraps(_signal.valid_signals) 

81 def valid_signals(): 

82 return {_int_to_enum(x, Signals) for x in _signal.valid_signals()} 

83 

84 

85del _globals, _wraps