scripts.config_generator.savu_config.main() - Code Metrics - Inspection of "scrutinizer config" - DiamondLightSource/Savu - Measure and Improve Code Quality continuously with Scrutinizer

Test Failed

Retried Inspection

Pull Request — master (#708)

by Daniil

created 2021-02-25 17:47 UTC

scripts.config_generator.savu_config.main() F

↳ Parent: scripts.config_generator.savu_config

Complexity

Conditions

Size

Total Lines	72
Code Lines	40

Duplication

Lines	0
Ratio	0 %

Importance

Changes

Metric	Value
cc	14
eloc	40
nop	1
dl	0
loc	72
rs	3.6
c	0
b	0
f	0

How to fix Long Method Complexity

# Copyright 2014 Diamond Light Source Ltd.
#
# 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.

"""
.. module:: savu_config.py
   :platform: Unix
   :synopsis: A command line tool for creating Savu plugin lists

.. moduleauthor:: Nicola Wadeson <[email protected]>

"""



import re
import sys


import warnings
with warnings.catch_warnings():
    warnings.simplefilter("ignore")
    from .content import Content
    from .completer import Completer
    from .display_formatter import ListDisplay, DispDisplay
    from . import arg_parsers as parsers
    from savu.plugins import utils as pu
    from . import config_utils as utils
    from .config_utils import parse_args
    from .config_utils import error_catcher


def _help(content, args):
    """ Display the help information"""
    print('%s Savu configurator commands %s\n' % tuple(['*'*21]*2))
    for key in list(commands.keys()):
        doc = commands[key].__doc__
        if doc:
            print("%8s : %s" % (key, commands[key].__doc__))
    print("\n%s\n* For more information about individual commands type "
          "'<command> -h' *\n%s\n" % tuple(['*'*70]*2))
    return content


@parse_args
@error_catcher
def _open(content, args):
    """ Open an existing process list."""
    content.fopen(args.file, update=True, skip=args.skip)
    _ref(content, '* -n')
    _disp(content, '-q')
    return content


@parse_args
@error_catcher
def _disp(content, args):
    """ Display the plugins in the current list."""
    range_dict = utils.__get_start_stop(content, args.start, args.stop)
    formatter = DispDisplay(content.plugin_list)
    verbosity = parsers._get_verbosity(args)
    level = 'all' if args.all else content.disp_level
    content.display(formatter, level=level, verbose=verbosity, **range_dict)
    return content


@parse_args
@error_catcher
def _list(content, args):
    """ List the available plugins. """
    list_content = Content()
    utils._populate_plugin_list(list_content, pfilter=args.string)
    if not len(list_content.plugin_list.plugin_list):
        print("No result found.")
        return content
    formatter = ListDisplay(list_content.plugin_list)
    verbosity = parsers._get_verbosity(args)
    list_content.display(formatter, verbose=verbosity)
    return content


@parse_args
@error_catcher
def _save(content, args):
    """ Save the current process list to file."""
    out_file = content.filename if args.input else args.filepath
    content.check_file(out_file)
    print()
    DispDisplay(content.plugin_list)._notices()
    content.save(out_file, check=input("Are you sure you want to save the "
                 "current data to %s' [y/N]" % (out_file)),
                 template=args.template)
    return content


@parse_args
@error_catcher
def _mod(content, args):
    """ Modify plugin parameters. """
    pos_str, subelem = args.param.split('.')
    content.modify(pos_str, subelem, ' '.join(args.value))
    _disp(content, pos_str)
    return content


@parse_args
@error_catcher
def _set(content, args):
    """ Set the status of the plugin to be on or off. """
    for pos in args.plugin_pos:
        content.on_and_off(pos, args.status.upper())
    _disp(content, '-q')
    return content


@parse_args
@error_catcher
def _add(content, args):
    """ Add a plugin to the list. """
    elems = content.get_positions()
    final = str(int(re.findall(r'\d+', elems[-1])[0])+1) if elems else 1
    content.add(args.name, args.pos if args.pos else str(final))
    _disp(content, '-q')
    return content


@parse_args
@error_catcher
def _ref(content, args):
    """ Refresh a plugin (update it). """
    positions = content.get_positions() if args.pos == ['*'] else args.pos
    for pos_str in positions:
        content.refresh(pos_str, defaults=args.defaults)
        if not args.nodisp:
            _disp(content, pos_str)
    return content


@parse_args
@error_catcher
def _rem(content, args):
    """ Remove plugin(s) from the list. """
    content.remove(content.find_position(args.pos))
    _disp(content, '-q')
    return content


@parse_args
@error_catcher
def _move(content, args):
    """ Move a plugin to a different position in the list."""
    content.move(args.orig_pos, args.new_pos)
    _disp(content, '-q')
    return content


@parse_args
@error_catcher
def _coll(content, arg):
    """ List all plugin collections. """
    colls = Completer([])._get_collections()
    print('\n')
    for c in colls:
        print('%s\n %s' % ('-'*40, c))
    print('-'*40, '\n')
    return content


def _clear(content, arg):
    """ Clear the current plugin list."""
    content.clear(check=input("Are you sure you want to clear the current "
                  "plugin list? [y/N]"))
    return content


def _exit(content, arg):
    """ Close the program."""
    content.set_finished(check=input("Are you sure? [y/N]"))
    return content


def _history(content, arg):
    hlen = utils.readline.get_current_history_length()
    for i in range(hlen):
        print("%5i : %s" % (i, utils.readline.get_history_item(i)))
    return content


commands = {'open': _open,
            'help': _help,
            'disp': _disp,
            'list': _list,
            'save': _save,
            'mod': _mod,
            'set': _set,
            'add': _add,
            'rem': _rem,
            'move': _move,
            'ref': _ref,
            'coll': _coll,
            'clear': _clear,
            'exit': _exit,
            'history': _history}


def main(test=False):
    """
    :param test: If test is True the last argument from sys.argv is removed,
                 as it contains the directory of the test scripts, which fails the
                 parsing of the arguments as it has an unexpected argument.

                 If test is False then nothing is touched.
    """

    print("Running the configurator")
    # required for running the tests locally or on travis
    # drops the last argument from pytest which is the test file/module
    if test:
        try:
            # find where the /scripts argument is
            index_of_scripts_argument = ["scripts" in arg for arg in sys.argv].index(True)
            # remove it, including every arguments after it (e.g --cov)
            sys.argv = sys.argv[:index_of_scripts_argument]
        except ValueError:
            # scripts was not part of the arguments passed in by the test
            pass

    args = parsers._config_arg_parser()
    if args.error:
        utils.error_level = 1

    print("Starting Savu Config tool (please wait for prompt)")

    _reduce_logging_level()

    content = Content(level="all" if args.disp_all else 'user')

    with warnings.catch_warnings():
        warnings.simplefilter("ignore")
        # imports all the (working) plugin modules
        content.failed = utils.populate_plugins(error_mode=args.error,
                                                examples=args.examples)

    comp = Completer(commands=commands, plugin_list=pu.plugins)
    utils._set_readline(comp.complete)


    # if file flag is passed then open it here
    if args.file:
        commands['open'](content, args.file)

    print("\n*** Press Enter for a list of available commands. ***\n")

    utils.load_history_file(utils.histfile)

    while True:
        try:
            in_list = input(">>> ").strip().split(' ', 1)
        except KeyboardInterrupt:
            print()
            continue
        except EOFError:
            # makes possible exiting on CTRL + D (EOF, like Python interpreter)
            break

        command, arg = in_list if len(in_list) == 2 else in_list+['']
        command = command if command else 'help'
        if command not in commands:
            print("I'm sorry, that's not a command I recognise. Press Enter "
                  "for a list of available commands.")
        else:
            content = commands[command](content, arg)

        if content.is_finished():
            break

    print("Thanks for using the application")

def _reduce_logging_level():
    import logging
    logging.getLogger().setLevel(logging.CRITICAL)

if __name__ == '__main__':
    main()


1			# Copyright 2014 Diamond Light Source Ltd.
2			#
3			# Licensed under the Apache License, Version 2.0 (the "License");
4			# you may not use this file except in compliance with the License.
5			# You may obtain a copy of the License at
6			#
7			# http://www.apache.org/licenses/LICENSE-2.0
8			#
9			# Unless required by applicable law or agreed to in writing, software
10			# distributed under the License is distributed on an "AS IS" BASIS,
11			# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12			# See the License for the specific language governing permissions and
13			# limitations under the License.
14
15			"""
16			.. module:: savu_config.py
17			:platform: Unix
18			:synopsis: A command line tool for creating Savu plugin lists
19
20			.. moduleauthor:: Nicola Wadeson <[email protected]>
21
22			"""
23
24
25
26			import re
27			import sys
28
29
30			import warnings
31			with warnings.catch_warnings():
32			warnings.simplefilter("ignore")
33			from .content import Content
34			from .completer import Completer
35			from .display_formatter import ListDisplay, DispDisplay
36			from . import arg_parsers as parsers
37			from savu.plugins import utils as pu
38			from . import config_utils as utils
39			from .config_utils import parse_args
40			from .config_utils import error_catcher
41
42
43			def _help(content, args):
44			""" Display the help information"""
45			print('%s Savu configurator commands %s\n' % tuple([''21]*2))
46			for key in list(commands.keys()):
47			doc = commands[key].__doc__
48			if doc:
49			print("%8s : %s" % (key, commands[key].__doc__))
50			print("\n%s\n* For more information about individual commands type "
51			"'<command> -h' \n%s\n" % tuple([''70]2))
52			return content
53
54
55			@parse_args
56			@error_catcher
57			def _open(content, args):
58			""" Open an existing process list."""
59			content.fopen(args.file, update=True, skip=args.skip)
60			_ref(content, '* -n')
61			_disp(content, '-q')
62			return content
63
64
65			@parse_args
66			@error_catcher
67			def _disp(content, args):
68			""" Display the plugins in the current list."""
69			range_dict = utils.__get_start_stop(content, args.start, args.stop)
70			formatter = DispDisplay(content.plugin_list)
71			verbosity = parsers._get_verbosity(args)
72			level = 'all' if args.all else content.disp_level
73			content.display(formatter, level=level, verbose=verbosity, **range_dict)
74			return content
75
76
77			@parse_args
78			@error_catcher
79			def _list(content, args):
80			""" List the available plugins. """
81			list_content = Content()
82			utils._populate_plugin_list(list_content, pfilter=args.string)
83			if not len(list_content.plugin_list.plugin_list):
84			print("No result found.")
85			return content
86			formatter = ListDisplay(list_content.plugin_list)
87			verbosity = parsers._get_verbosity(args)
88			list_content.display(formatter, verbose=verbosity)
89			return content
90
91
92			@parse_args
93			@error_catcher
94			def _save(content, args):
95			""" Save the current process list to file."""
96			out_file = content.filename if args.input else args.filepath
97			content.check_file(out_file)
98			print()
99			DispDisplay(content.plugin_list)._notices()
100			content.save(out_file, check=input("Are you sure you want to save the "
101			"current data to %s' [y/N]" % (out_file)),
102			template=args.template)
103			return content
104
105
106			@parse_args
107			@error_catcher
108			def _mod(content, args):
109			""" Modify plugin parameters. """
110			pos_str, subelem = args.param.split('.')
111			content.modify(pos_str, subelem, ' '.join(args.value))
112			_disp(content, pos_str)
113			return content
114
115
116			@parse_args
117			@error_catcher
118			def _set(content, args):
119			""" Set the status of the plugin to be on or off. """
120			for pos in args.plugin_pos:
121			content.on_and_off(pos, args.status.upper())
122			_disp(content, '-q')
123			return content
124
125
126			@parse_args
127			@error_catcher
128			def _add(content, args):
129			""" Add a plugin to the list. """
130			elems = content.get_positions()
131			final = str(int(re.findall(r'\d+', elems[-1])[0])+1) if elems else 1
132			content.add(args.name, args.pos if args.pos else str(final))
133			_disp(content, '-q')
134			return content
135
136
137			@parse_args
138			@error_catcher
139			def _ref(content, args):
140			""" Refresh a plugin (update it). """
141			positions = content.get_positions() if args.pos == ['*'] else args.pos
142			for pos_str in positions:
143			content.refresh(pos_str, defaults=args.defaults)
144			if not args.nodisp:
145			_disp(content, pos_str)
146			return content
147
148
149			@parse_args
150			@error_catcher
151			def _rem(content, args):
152			""" Remove plugin(s) from the list. """
153			content.remove(content.find_position(args.pos))
154			_disp(content, '-q')
155			return content
156
157
158			@parse_args
159			@error_catcher
160			def _move(content, args):
161			""" Move a plugin to a different position in the list."""
162			content.move(args.orig_pos, args.new_pos)
163			_disp(content, '-q')
164			return content
165
166
167			@parse_args
168			@error_catcher
169			def _coll(content, arg):
170			""" List all plugin collections. """
171			colls = Completer([])._get_collections()
172			print('\n')
173			for c in colls:
174			print('%s\n %s' % ('-'*40, c))
175			print('-'*40, '\n')
176			return content
177
178
179			def _clear(content, arg):
180			""" Clear the current plugin list."""
181			content.clear(check=input("Are you sure you want to clear the current "
182			"plugin list? [y/N]"))
183			return content
184
185
186			def _exit(content, arg):
187			""" Close the program."""
188			content.set_finished(check=input("Are you sure? [y/N]"))
189			return content
190
191
192			def _history(content, arg):
193			hlen = utils.readline.get_current_history_length()
194			for i in range(hlen):
195			print("%5i : %s" % (i, utils.readline.get_history_item(i)))
196			return content
197
198
199			commands = {'open': _open,
200			'help': _help,
201			'disp': _disp,
202			'list': _list,
203			'save': _save,
204			'mod': _mod,
205			'set': _set,
206			'add': _add,
207			'rem': _rem,
208			'move': _move,
209			'ref': _ref,
210			'coll': _coll,
211			'clear': _clear,
212			'exit': _exit,
213			'history': _history}
214
215
216			def main(test=False):
217			"""
218			:param test: If test is True the last argument from sys.argv is removed,
219			as it contains the directory of the test scripts, which fails the
220			parsing of the arguments as it has an unexpected argument.
221
222			If test is False then nothing is touched.
223			"""
224
225			print("Running the configurator")
226			# required for running the tests locally or on travis
227			# drops the last argument from pytest which is the test file/module
228			if test:
229			try:
230			# find where the /scripts argument is
231			index_of_scripts_argument = ["scripts" in arg for arg in sys.argv].index(True)
232			# remove it, including every arguments after it (e.g --cov)
233			sys.argv = sys.argv[:index_of_scripts_argument]
234			except ValueError:
235			# scripts was not part of the arguments passed in by the test
236			pass
237
238			args = parsers._config_arg_parser()
239			if args.error:
240			utils.error_level = 1
241
242			print("Starting Savu Config tool (please wait for prompt)")
243
244			_reduce_logging_level()
245
246			content = Content(level="all" if args.disp_all else 'user')
247
248			with warnings.catch_warnings():
249			warnings.simplefilter("ignore")
250			# imports all the (working) plugin modules
251			content.failed = utils.populate_plugins(error_mode=args.error,
252			examples=args.examples)
253
254			comp = Completer(commands=commands, plugin_list=pu.plugins)
255			utils._set_readline(comp.complete)
256
257
258			# if file flag is passed then open it here
259			if args.file:
260			commands['open'](content, args.file)
261
262			print("\n* Press Enter for a list of available commands. *\n")
263
264			utils.load_history_file(utils.histfile)
265
266			while True:
267			try:
268			in_list = input(">>> ").strip().split(' ', 1)
269			except KeyboardInterrupt:
270			print()
271			continue
272			except EOFError:
273			# makes possible exiting on CTRL + D (EOF, like Python interpreter)
274			break
275
276			command, arg = in_list if len(in_list) == 2 else in_list+['']
277			command = command if command else 'help'
278			if command not in commands:
279			print("I'm sorry, that's not a command I recognise. Press Enter "
280			"for a list of available commands.")
281			else:
282			content = commands[command](content, arg)
283
284			if content.is_finished():
285			break
286
287			print("Thanks for using the application")
288
289			def _reduce_logging_level():
290			import logging
291			logging.getLogger().setLevel(logging.CRITICAL)
292
293			if __name__ == '__main__':
294			main()
295

DiamondLightSource / Savu

Pull Request — master (#708)

scripts.config_generator.savu_config.main() F

Complexity

Size

Duplication

Importance

How to fix Long Method Complexity

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