Remove unused pylint
This is not used in gate and is mostly unmaintained. So, removing for tidying up. Change-Id: Iae570c57d7727903f18c9f7a3f17b17c04cb942d
This commit is contained in:
Sharat Sharma
parent
cbe80a9675
commit
b9589a0934
2
.gitignore
vendored
2
.gitignore
vendored
@ -41,8 +41,6 @@ ChangeLog
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.idea
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.DS_Store
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etc/mistral.conf
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tools/lintstack.head.py
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tools/pylint_exceptions
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# Files created by releasenotes build
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releasenotes/build
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@ -2,7 +2,6 @@
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# of appearance. Changing the order has an impact on the overall integration
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# process, which may cause wedges in the gate later.
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hacking<0.11,>=0.10
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pylint==1.4.5 # GPLv2
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python-openstackclient>=3.3.0 # Apache-2.0
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sphinx!=1.3b1,<1.4,>=1.2.1 # BSD
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mock>=2.0 # BSD
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@ -1,199 +0,0 @@
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#!/usr/bin/env python
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# Copyright (c) 2012, AT&T Labs, Yun Mao <yunmao@gmail.com>
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# All Rights Reserved.
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#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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# Stolen from OpenStack Nova
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"""pylint error checking."""
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import cStringIO as StringIO
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import json
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import re
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import sys
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from pylint import lint
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from pylint.reporters import text
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# Note(maoy): E1103 is error code related to partial type inference
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ignore_codes = ["E1103"]
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# Note(maoy): the error message is the pattern of E0202. It should be ignored
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# for mistralclient.tests modules
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ignore_messages = ["An attribute affected in mistralclient.tests"]
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# We ignore all errors in openstack.common because it should be checked
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# elsewhere.
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ignore_modules = ["mistralclient/openstack/common/"]
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KNOWN_PYLINT_EXCEPTIONS_FILE = "tools/pylint_exceptions"
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class LintOutput(object):
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_cached_filename = None
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_cached_content = None
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def __init__(self, filename, lineno, line_content, code, message,
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lintoutput):
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self.filename = filename
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self.lineno = lineno
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self.line_content = line_content
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self.code = code
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self.message = message
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self.lintoutput = lintoutput
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@classmethod
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def from_line(cls, line):
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m = re.search(r"(\S+):(\d+): \[(\S+)(, \S+)?] (.*)", line)
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matched = m.groups()
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filename, lineno, code, message = (matched[0], int(matched[1]),
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matched[2], matched[-1])
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if cls._cached_filename != filename:
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with open(filename) as f:
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cls._cached_content = list(f.readlines())
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cls._cached_filename = filename
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line_content = cls._cached_content[lineno - 1].rstrip()
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return cls(filename, lineno, line_content, code, message,
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line.rstrip())
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@classmethod
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def from_msg_to_dict(cls, msg):
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"""From the output of pylint msg, to a dict, where each key
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is a unique error identifier, value is a list of LintOutput
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"""
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result = {}
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for line in msg.splitlines():
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obj = cls.from_line(line)
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if obj.is_ignored():
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continue
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key = obj.key()
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if key not in result:
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result[key] = []
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result[key].append(obj)
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return result
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def is_ignored(self):
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if self.code in ignore_codes:
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return True
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if any(self.filename.startswith(name) for name in ignore_modules):
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return True
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if any(msg in self.message for msg in ignore_messages):
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return True
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return False
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def key(self):
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if self.code in ["E1101", "E1103"]:
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# These two types of errors are like Foo class has no member bar.
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# We discard the source code so that the error will be ignored
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# next time another Foo.bar is encountered.
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return self.message, ""
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return self.message, self.line_content.strip()
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def json(self):
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return json.dumps(self.__dict__)
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def review_str(self):
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return ("File %(filename)s\nLine %(lineno)d:%(line_content)s\n"
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"%(code)s: %(message)s" % self.__dict__)
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class ErrorKeys(object):
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@classmethod
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def print_json(cls, errors, output=sys.stdout):
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print >>output, "# automatically generated by tools/lintstack.py"
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for i in sorted(errors.keys()):
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print >>output, json.dumps(i)
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@classmethod
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def from_file(cls, filename):
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keys = set()
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for line in open(filename):
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if line and line[0] != "#":
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d = json.loads(line)
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keys.add(tuple(d))
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return keys
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def run_pylint():
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buff = StringIO.StringIO()
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reporter = text.ParseableTextReporter(output=buff)
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args = ["--include-ids=y", "-E", "mistralclient"]
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lint.Run(args, reporter=reporter, exit=False)
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val = buff.getvalue()
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buff.close()
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return val
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def generate_error_keys(msg=None):
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print "Generating", KNOWN_PYLINT_EXCEPTIONS_FILE
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if msg is None:
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msg = run_pylint()
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errors = LintOutput.from_msg_to_dict(msg)
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with open(KNOWN_PYLINT_EXCEPTIONS_FILE, "w") as f:
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ErrorKeys.print_json(errors, output=f)
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def validate(newmsg=None):
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print "Loading", KNOWN_PYLINT_EXCEPTIONS_FILE
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known = ErrorKeys.from_file(KNOWN_PYLINT_EXCEPTIONS_FILE)
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if newmsg is None:
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print "Running pylint. Be patient..."
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newmsg = run_pylint()
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errors = LintOutput.from_msg_to_dict(newmsg)
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print "Unique errors reported by pylint: was %d, now %d." \
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% (len(known), len(errors))
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passed = True
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for err_key, err_list in errors.items():
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for err in err_list:
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if err_key not in known:
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print err.lintoutput
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print
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passed = False
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if passed:
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print "Congrats! pylint check passed."
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redundant = known - set(errors.keys())
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if redundant:
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print "Extra credit: some known pylint exceptions disappeared."
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for i in sorted(redundant):
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print json.dumps(i)
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print "Consider regenerating the exception file if you will."
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else:
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print("Please fix the errors above. If you believe they are false"
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" positives, run 'tools/lintstack.py generate' to overwrite.")
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sys.exit(1)
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def usage():
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print """Usage: tools/lintstack.py [generate|validate]
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To generate pylint_exceptions file: tools/lintstack.py generate
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To validate the current commit: tools/lintstack.py
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"""
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def main():
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option = "validate"
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if len(sys.argv) > 1:
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option = sys.argv[1]
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if option == "generate":
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generate_error_keys()
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elif option == "validate":
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validate()
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else:
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usage()
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if __name__ == "__main__":
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main()
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@ -1,61 +0,0 @@
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#!/usr/bin/env bash
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# Copyright (c) 2012-2013, AT&T Labs, Yun Mao <yunmao@gmail.com>
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# All Rights Reserved.
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#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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# Stolen from OpenStack Nova
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# Use lintstack.py to compare pylint errors.
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# We run pylint twice, once on HEAD, once on the code before the latest
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# commit for review.
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set -e
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TOOLS_DIR=$(cd $(dirname "$0") && pwd)
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# Get the current branch name.
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GITHEAD=`git rev-parse --abbrev-ref HEAD`
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if [[ "$GITHEAD" == "HEAD" ]]; then
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# In detached head mode, get revision number instead
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GITHEAD=`git rev-parse HEAD`
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echo "Currently we are at commit $GITHEAD"
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else
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echo "Currently we are at branch $GITHEAD"
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fi
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cp -f $TOOLS_DIR/lintstack.py $TOOLS_DIR/lintstack.head.py
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if git rev-parse HEAD^2 2>/dev/null; then
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# The HEAD is a Merge commit. Here, the patch to review is
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# HEAD^2, the master branch is at HEAD^1, and the patch was
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# written based on HEAD^2~1.
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PREV_COMMIT=`git rev-parse HEAD^2~1`
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git checkout HEAD~1
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# The git merge is necessary for reviews with a series of patches.
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# If not, this is a no-op so won't hurt either.
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git merge $PREV_COMMIT
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else
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# The HEAD is not a merge commit. This won't happen on gerrit.
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# Most likely you are running against your own patch locally.
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# We assume the patch to examine is HEAD, and we compare it against
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# HEAD~1
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git checkout HEAD~1
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fi
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# First generate tools/pylint_exceptions from HEAD~1
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$TOOLS_DIR/lintstack.head.py generate
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# Then use that as a reference to compare against HEAD
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git checkout $GITHEAD
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$TOOLS_DIR/lintstack.head.py
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echo "Check passed. FYI: the pylint exceptions are:"
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cat $TOOLS_DIR/pylint_exceptions
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@ -1,3 +0,0 @@
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#!/bin/sh
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tox -epylint
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