ꦫꦣꦺꦤ꧀ꦄꦤ꧀ꦠꦱꦺꦤ

PATH: usr / lib64 / python2.7 / Tools / scripts

#! /usr/bin/env python
import re
import sys
import shutil
import os.path
import subprocess
import sysconfig

import reindent
import untabify

SRCDIR = sysconfig.get_config_var('srcdir')

def n_files_str(count):
    """Return 'N file(s)' with the proper plurality on 'file'."""
    return "{} file{}".format(count, "s" if count != 1 else "")

def status(message, modal=False, info=None):
    """Decorator to output status info to stdout."""
    def decorated_fxn(fxn):
        def call_fxn(*args, **kwargs):
            sys.stdout.write(message + ' ... ')
            sys.stdout.flush()
            result = fxn(*args, **kwargs)
            if not modal and not info:
                print "done"
            elif info:
                print info(result)
            else:
                print "yes" if result else "NO"
            return result
        return call_fxn
    return decorated_fxn

def mq_patches_applied():
    """Check if there are any applied MQ patches."""
    cmd = 'hg qapplied'
    st = subprocess.Popen(cmd.split(),
                          stdout=subprocess.PIPE,
                          stderr=subprocess.PIPE)
    try:
        bstdout, _ = st.communicate()
        return st.returncode == 0 and bstdout
    finally:
        st.stdout.close()
        st.stderr.close()

@status("Getting the list of files that have been added/changed",
        info=lambda x: n_files_str(len(x)))
def changed_files():
    """Get the list of changed or added files from the VCS."""
    if os.path.isdir(os.path.join(SRCDIR, '.hg')):
        vcs = 'hg'
        cmd = 'hg status --added --modified --no-status'
        if mq_patches_applied():
            cmd += ' --rev qparent'
    elif os.path.isdir('.svn'):
        vcs = 'svn'
        cmd = 'svn status --quiet --non-interactive --ignore-externals'
    else:
        sys.exit('need a checkout to get modified files')

st = subprocess.Popen(cmd.split(), stdout=subprocess.PIPE)
    try:
        st.wait()
        if vcs == 'hg':
            return [x.decode().rstrip() for x in st.stdout]
        else:
            output = (x.decode().rstrip().rsplit(None, 1)[-1]
                      for x in st.stdout if x[0] in 'AM')
        return set(path for path in output if os.path.isfile(path))
    finally:
        st.stdout.close()

def report_modified_files(file_paths):
    count = len(file_paths)
    if count == 0:
        return n_files_str(count)
    else:
        lines = ["{}:".format(n_files_str(count))]
        for path in file_paths:
            lines.append("  {}".format(path))
        return "\n".join(lines)

@status("Fixing whitespace", info=report_modified_files)
def normalize_whitespace(file_paths):
    """Make sure that the whitespace for .py files have been normalized."""
    reindent.makebackup = False  # No need to create backups.
    fixed = []
    for path in (x for x in file_paths if x.endswith('.py')):
        if reindent.check(os.path.join(SRCDIR, path)):
            fixed.append(path)
    return fixed

@status("Fixing C file whitespace", info=report_modified_files)
def normalize_c_whitespace(file_paths):
    """Report if any C files """
    fixed = []
    for path in file_paths:
        abspath = os.path.join(SRCDIR, path)
        with open(abspath, 'r') as f:
            if '\t' not in f.read():
                continue
        untabify.process(abspath, 8, verbose=False)
        fixed.append(path)
    return fixed

ws_re = re.compile(br'\s+(\r?\n)$')

@status("Fixing docs whitespace", info=report_modified_files)
def normalize_docs_whitespace(file_paths):
    fixed = []
    for path in file_paths:
        abspath = os.path.join(SRCDIR, path)
        try:
            with open(abspath, 'rb') as f:
                lines = f.readlines()
            new_lines = [ws_re.sub(br'\1', line) for line in lines]
            if new_lines != lines:
                shutil.copyfile(abspath, abspath + '.bak')
                with open(abspath, 'wb') as f:
                    f.writelines(new_lines)
                fixed.append(path)
        except Exception as err:
            print 'Cannot fix %s: %s' % (path, err)
    return fixed

@status("Docs modified", modal=True)
def docs_modified(file_paths):
    """Report if any file in the Doc directory has been changed."""
    return bool(file_paths)

@status("Misc/ACKS updated", modal=True)
def credit_given(file_paths):
    """Check if Misc/ACKS has been changed."""
    return 'Misc/ACKS' in file_paths

@status("Misc/NEWS updated", modal=True)
def reported_news(file_paths):
    """Check if Misc/NEWS has been changed."""
    return 'Misc/NEWS' in file_paths

def main():
    file_paths = changed_files()
    python_files = [fn for fn in file_paths if fn.endswith('.py')]
    c_files = [fn for fn in file_paths if fn.endswith(('.c', '.h'))]
    doc_files = [fn for fn in file_paths if fn.startswith('Doc')]
    special_files = {'Misc/ACKS', 'Misc/NEWS'} & set(file_paths)
    # PEP 8 whitespace rules enforcement.
    normalize_whitespace(python_files)
    # C rules enforcement.
    normalize_c_whitespace(c_files)
    # Doc whitespace enforcement.
    normalize_docs_whitespace(doc_files)
    # Docs updated.
    docs_modified(doc_files)
    # Misc/ACKS changed.
    credit_given(special_files)
    # Misc/NEWS changed.
    reported_news(special_files)

# Test suite run and passed.
    if python_files or c_files:
        end = " and check for refleaks?" if c_files else "?"
        print
        print "Did you run the test suite" + end

if __name__ == '__main__':
    main()

[+] ..
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[-] classfix.py [edit]
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