This file is indexed.

/usr/lib/python3/dist-packages/ufl/log.py is in python3-ufl 2017.2.0.0-2.

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
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
# -*- coding: utf-8 -*-
"""This module provides functions used by the UFL implementation to
output messages. These may be redirected by the user of UFL."""

# Copyright (C) 2005-2016 Anders Logg and Martin Sandve Alnaes
#
# This file is part of UFL.
#
# UFL is free software: you can redistribute it and/or modify
# it under the terms of the GNU Lesser General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# UFL is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public License
# along with UFL. If not, see <http://www.gnu.org/licenses/>.
#
# Modified by Johan Hake, 2009.
# Modified by Massimiliano Leoni, 2016

import sys
import types
import logging
from logging import DEBUG, INFO, WARNING, ERROR, CRITICAL  # noqa: F401
from ufl.utils.py23 import as_native_strings

log_functions = ["log", "debug", "info", "deprecate", "warning", "error",
                 "begin", "end",
                 "set_level", "push_level", "pop_level", "set_indent",
                 "add_indent",
                 "set_handler", "get_handler", "get_logger", "add_logfile",
                 "set_prefix",
                 "info_red", "info_green", "info_blue",
                 "warning_red", "warning_green", "warning_blue"]

__all__ = as_native_strings(
    log_functions +
    ["Logger", "log_functions"] +
    ["DEBUG", "INFO", "DEPRECATE", "WARNING", "ERROR", "CRITICAL"]
)

DEPRECATE = (INFO + WARNING) // 2


# This is used to override emit() in StreamHandler for printing
# without newline
def emit(self, record):
    message = self.format(record)
    format_string = "%s" if getattr(record, "continued", False) else "%s\n"
    self.stream.write(format_string % message)
    self.flush()


# Colors if the terminal supports it (disabled e.g. when piped to
# file)
if sys.stdout.isatty() and sys.stderr.isatty():
    RED = "\033[1;37;31m%s\033[0m"
    BLUE = "\033[1;37;34m%s\033[0m"
    GREEN = "\033[1;37;32m%s\033[0m"
else:
    RED = "%s"
    BLUE = "%s"
    GREEN = "%s"


# Logger class
class Logger:

    def __init__(self, name, exception_type=Exception):
        "Create logger instance."
        self._name = name
        self._exception_type = exception_type

        # Set up handler
        h = logging.StreamHandler(sys.stdout)
        h.setLevel(WARNING)
        # Override emit() in handler for indentation
        h.emit = types.MethodType(emit, h)
        self._handler = h

        # Set up logger
        self._log = logging.getLogger(name)
        assert len(self._log.handlers) == 0
        self._log.addHandler(h)
        self._log.setLevel(DEBUG)

        self._logfiles = {}

        # Set initial indentation level
        self._indent_level = 0

        # Setup stack with default logging level
        self._level_stack = [DEBUG]

        # Set prefix
        self._prefix = ""

    def add_logfile(self, filename=None, mode="a", level=DEBUG):
        "Add a log file."
        if filename is None:
            filename = "%s.log" % self._name
        if filename in self._logfiles:
            self.warning("Adding logfile %s multiple times." % filename)
            return
        h = logging.FileHandler(filename, mode)
        h.emit = types.MethodType(emit, h)
        h.setLevel(level)
        self._log.addHandler(h)
        self._logfiles[filename] = h
        return h

    def get_logfile_handler(self, filename):
        "Gets the handler to the file identified by the given file name."
        return self._logfiles[filename]

    def log(self, level, *message):
        "Write a log message on given log level."
        text = self._format_raw(*message)
        if len(text) >= 3 and text[-3:] == "...":
            self._log.log(level, self._format(*message),
                          extra={"continued": True})
        else:
            self._log.log(level, self._format(*message))

    def debug(self, *message):
        "Write debug message."
        self.log(DEBUG, *message)

    def info(self, *message):
        "Write info message."
        self.log(INFO, *message)

    def info_red(self, *message):
        "Write info message in red."
        self.log(INFO, RED % self._format_raw(*message))

    def info_green(self, *message):
        "Write info message in green."
        self.log(INFO, GREEN % self._format_raw(*message))

    def info_blue(self, *message):
        "Write info message in blue."
        self.log(INFO, BLUE % self._format_raw(*message))

    def deprecate(self, *message):
        "Write deprecation message."
        self.log(DEPRECATE, RED % self._format_raw(*message))

    def warning(self, *message):
        "Write warning message."
        self._log.warning(self._format(*message))

    def warning_red(self, *message):
        "Write warning message in red."
        self._log.warning(RED % self._format(*message))

    def warning_green(self, *message):
        "Write warning message in green."
        self._log.warning(GREEN % self._format(*message))

    def warning_blue(self, *message):
        "Write warning message in blue."
        self._log.warning(BLUE % self._format(*message))

    def error(self, *message):
        "Write error message and raise an exception."
        self._log.error(*message)
        raise self._exception_type(self._format_raw(*message))

    def begin(self, *message):
        "Begin task: write message and increase indentation level."
        self.info(*message)
        self.info("-"*len(self._format_raw(*message)))
        self.add_indent()

    def end(self):
        "End task: write a newline and decrease indentation level."
        self.info("")
        self.add_indent(-1)

    def push_level(self, level):
        "Push a log level on the level stack."
        self._level_stack.append(level)
        self.set_level(level)

    def pop_level(self):
        "Pop log level from the level stack, reverting to before the last push_level."
        self._level_stack.pop()
        level = self._level_stack[-1]
        self.set_level(level)

    def set_level(self, level):
        "Set log level."
        self._level_stack[-1] = level
        self._handler.setLevel(level)

    def set_indent(self, level):
        "Set indentation level."
        self._indent_level = level

    def add_indent(self, increment=1):
        "Add to indentation level."
        self._indent_level += increment

    def get_handler(self):
        "Get handler for logging."
        return self._handler

    def set_handler(self, handler):
        """Replace handler for logging.
        To add additional handlers instead of replacing the existing one, use
        `log.get_logger().addHandler(myhandler)`.
        See the logging module for more details.
        """
        self._log.removeHandler(self._handler)
        self._log.addHandler(handler)
        self._handler = handler
        handler.emit = types.MethodType(emit, self._handler)

    def get_logger(self):
        "Return message logger."
        return self._log

    def set_prefix(self, prefix):
        "Set prefix for log messages."
        self._prefix = prefix

    def _format(self, *message):
        "Format message including indentation."
        indent = self._prefix + 2*self._indent_level*" "
        return "\n".join([indent + line for line in (message[0] % message[1:]).split("\n")])

    def _format_raw(self, *message):
        "Format message without indentation."
        return message[0] % message[1:]


# --- Set up global log functions ---

class UFLException(Exception):
    "Base class for UFL exceptions."
    pass


class UFLValueError(UFLException):
    "Value type error."
    pass


ufl_logger = Logger("UFL", UFLException)

for foo in log_functions:
    exec("%s = ufl_logger.%s" % (foo, foo))

set_level(DEPRECATE)  # noqa