/usr/lib/python2.7/dist-packages/pint/errors.py is in python-pint 0.8.1-2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 | # -*- coding: utf-8 -*-
"""
pint.errors
~~~~~~~~~
Functions and classes related to unit definitions and conversions.
:copyright: 2016 by Pint Authors, see AUTHORS for more details.
:license: BSD, see LICENSE for more details.
"""
from __future__ import (division, unicode_literals, print_function,
absolute_import)
from .compat import string_types
class DefinitionSyntaxError(ValueError):
"""Raised when a textual definition has a syntax error.
"""
def __init__(self, msg, filename=None, lineno=None):
super(DefinitionSyntaxError, self).__init__()
self.msg = msg
self.filename = None
self.lineno = None
def __str__(self):
mess = "While opening {0}, in line {1}: "
return mess.format(self.filename, self.lineno) + self.msg
class RedefinitionError(ValueError):
"""Raised when a unit or prefix is redefined.
"""
def __init__(self, name, definition_type):
super(RedefinitionError, self).__init__()
self.name = name
self.definition_type = definition_type
self.filename = None
self.lineno = None
def __str__(self):
msg = "cannot redefine '{0}' ({1})".format(self.name,
self.definition_type)
if self.filename:
mess = "While opening {0}, in line {1}: "
return mess.format(self.filename, self.lineno) + msg
return msg
class UndefinedUnitError(AttributeError):
"""Raised when the units are not defined in the unit registry.
"""
def __init__(self, unit_names):
super(UndefinedUnitError, self).__init__()
self.unit_names = unit_names
def __str__(self):
mess = "'{0}' is not defined in the unit registry"
mess_plural = "'{0}' are not defined in the unit registry"
if isinstance(self.unit_names, string_types):
return mess.format(self.unit_names)
elif isinstance(self.unit_names, (list, tuple))\
and len(self.unit_names) == 1:
return mess.format(self.unit_names[0])
elif isinstance(self.unit_names, set) and len(self.unit_names) == 1:
uname = list(self.unit_names)[0]
return mess.format(uname)
else:
return mess_plural.format(self.unit_names)
class DimensionalityError(ValueError):
"""Raised when trying to convert between incompatible units.
"""
def __init__(self, units1, units2, dim1=None, dim2=None, extra_msg=''):
super(DimensionalityError, self).__init__()
self.units1 = units1
self.units2 = units2
self.dim1 = dim1
self.dim2 = dim2
self.extra_msg = extra_msg
def __str__(self):
if self.dim1 or self.dim2:
dim1 = ' ({0})'.format(self.dim1)
dim2 = ' ({0})'.format(self.dim2)
else:
dim1 = ''
dim2 = ''
msg = "Cannot convert from '{0}'{1} to '{2}'{3}" + self.extra_msg
return msg.format(self.units1, dim1, self.units2, dim2)
class OffsetUnitCalculusError(ValueError):
"""Raised on ambiguous operations with offset units.
"""
def __init__(self, units1, units2='', extra_msg=''):
super(ValueError, self).__init__()
self.units1 = units1
self.units2 = units2
self.extra_msg = extra_msg
def __str__(self):
msg = ("Ambiguous operation with offset unit (%s)." %
', '.join(['%s' % u for u in [self.units1, self.units2] if u])
+ self.extra_msg)
return msg.format(self.units1, self.units2)
|