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Commit 7b3a8fb7 authored by Chih-hung Hsieh's avatar Chih-hung Hsieh Committed by Gerrit Code Review
Browse files

Merge "Fix pylint warnings and now prefer python3"

parents ec53f441 9018ea49

tools/warn.py

+81 −72
Original line number Diff line number Diff line 
#!/usr/bin/python

# This file uses the following encoding: utf-8

# Prefer python3 but work also with python2.



"""Grep warnings messages and output HTML tables or warning counts in CSV.
@@ -74,9 +74,11 @@ Use option --gencsv to output warning counts in CSV format. 
#   escape_string, strip_escape_string, emit_warning_arrays

#   emit_js_data():



from __future__ import print_function

import argparse

import cgi

import csv

import io

import multiprocessing

import os

import re
@@ -540,7 +542,7 @@ warn_patterns = [ 
    {'category': 'java',

     'severity': Severity.LOW,

     'description':

         'Java: Use Java\'s utility functional interfaces instead of Function\u003cA, B> for primitive types.',

         u'Java: Use Java\'s utility functional interfaces instead of Function\u003cA, B> for primitive types.',

     'patterns': [r".*: warning: \[LambdaFunctionalInterface\] .+"]},

    {'category': 'java',

     'severity': Severity.LOW,
@@ -1270,7 +1272,7 @@ warn_patterns = [ 
    {'category': 'java',

     'severity': Severity.MEDIUM,

     'description':

         'Java: Prefer the short-circuiting boolean operators \u0026\u0026 and || to \u0026 and |.',

         u'Java: Prefer the short-circuiting boolean operators \u0026\u0026 and || to \u0026 and |.',

     'patterns': [r".*: warning: \[ShortCircuitBoolean\] .+"]},

    {'category': 'java',

     'severity': Severity.MEDIUM,
@@ -1535,7 +1537,7 @@ warn_patterns = [ 
    {'category': 'java',

     'severity': Severity.HIGH,

     'description':

         'Java:  Implementing \'Comparable\u003cT>\' where T is not compatible with the implementing class.',

         u'Java:  Implementing \'Comparable\u003cT>\' where T is not compatible with the implementing class.',

     'patterns': [r".*: warning: \[ComparableType\] .+"]},

    {'category': 'java',

     'severity': Severity.HIGH,
@@ -1790,7 +1792,7 @@ warn_patterns = [ 
    {'category': 'java',

     'severity': Severity.HIGH,

     'description':

         'Java: Path implements Iterable\u003cPath>; prefer Collection\u003cPath> for clarity',

         u'Java: Path implements Iterable\u003cPath>; prefer Collection\u003cPath> for clarity',

     'patterns': [r".*: warning: \[IterablePathParameter\] .+"]},

    {'category': 'java',

     'severity': Severity.HIGH,
@@ -2922,17 +2924,17 @@ def html_big(param): 




def dump_html_prologue(title):

  print '<html>\n<head>'

  print '<title>' + title + '</title>'

  print html_head_scripts

  print('<html>\n<head>')

  print('<title>' + title + '</title>')

  print(html_head_scripts)

  emit_stats_by_project()

  print '</head>\n<body>'

  print html_big(title)

  print '<p>'

  print('</head>\n<body>')

  print(html_big(title))

  print('<p>')





def dump_html_epilogue():

  print '</body>\n</head>\n</html>'

  print('</body>\n</head>\n</html>')





def sort_warnings():
@@ -2943,6 +2945,7 @@ def sort_warnings(): 
def emit_stats_by_project():

  """Dump a google chart table of warnings per project and severity."""

  # warnings[p][s] is number of warnings in project p of severity s.

  # pylint:disable=g-complex-comprehension

  warnings = {p: {s: 0 for s in Severity.range} for p in project_names}

  for i in warn_patterns:

    s = i['severity']
@@ -2988,11 +2991,11 @@ def emit_stats_by_project(): 
      total_all_severities += total_by_severity[s]

  one_row.append(total_all_projects)

  stats_rows.append(one_row)

  print '<script>'

  print('<script>')

  emit_const_string_array('StatsHeader', stats_header)

  emit_const_object_array('StatsRows', stats_rows)

  print draw_table_javascript

  print '</script>'

  print(draw_table_javascript)

  print('</script>')





def dump_stats():
@@ -3008,14 +3011,14 @@ def dump_stats(): 
      skipped += len(i['members'])

    else:

      known += len(i['members'])

  print 'Number of classified warnings: <b>' + str(known) + '</b><br>'

  print 'Number of skipped warnings: <b>' + str(skipped) + '</b><br>'

  print 'Number of unclassified warnings: <b>' + str(unknown) + '</b><br>'

  print('Number of classified warnings: <b>' + str(known) + '</b><br>')

  print('Number of skipped warnings: <b>' + str(skipped) + '</b><br>')

  print('Number of unclassified warnings: <b>' + str(unknown) + '</b><br>')

  total = unknown + known + skipped

  extra_msg = ''

  if total < 1000:

    extra_msg = ' (low count may indicate incremental build)'

  print 'Total number of warnings: <b>' + str(total) + '</b>' + extra_msg

  print('Total number of warnings: <b>' + str(total) + '</b>' + extra_msg)





# New base table of warnings, [severity, warn_id, project, warning_message]
@@ -3058,7 +3061,7 @@ def dump_fixed(): 
        'No more occurrences. Please consider turning these into '

        'errors if possible, before they are reintroduced in to the build'

        ':</b></p>')

  print '<blockquote>'

  print('<blockquote>')

  fixed_patterns = []

  for i in warn_patterns:

    if not i['members']:
@@ -3066,16 +3069,16 @@ def dump_fixed(): 
                            all_patterns(i) + ')')

    if i['option']:

      fixed_patterns.append(' ' + i['option'])

  fixed_patterns.sort()

  print '<div id="' + anchor + '" style="display:none;"><table>'

  fixed_patterns = sorted(fixed_patterns)

  print('<div id="' + anchor + '" style="display:none;"><table>')

  cur_row_class = 0

  for text in fixed_patterns:

    cur_row_class = 1 - cur_row_class

    # remove last '\n'

    t = text[:-1] if text[-1] == '\n' else text

    print '<tr><td class="c' + str(cur_row_class) + '">' + t + '</td></tr>'

  print '</table></div>'

  print '</blockquote>'

    print('<tr><td class="c' + str(cur_row_class) + '">' + t + '</td></tr>')

  print('</table></div>')

  print('</blockquote>')





def find_project_index(line):
@@ -3187,8 +3190,9 @@ def normalize_path(path): 
def normalize_warning_line(line):

  """Normalize file path relative to android_root in a warning line."""

  # replace fancy quotes with plain ol' quotes

  line = line.replace('‘', "'")

  line = line.replace('’', "'")

  line = re.sub(u'[\u2018\u2019]', '\'', line)

  # replace non-ASCII chars to spaces

  line = re.sub(u'[^\x00-\x7f]', ' ', line)

  line = line.strip()

  first_column = line.find(':')

  if first_column > 0:
@@ -3246,21 +3250,22 @@ def strip_escape_string(s): 




def emit_warning_array(name):

  print 'var warning_{} = ['.format(name)

  print('var warning_{} = ['.format(name))

  for i in range(len(warn_patterns)):

    print '{},'.format(warn_patterns[i][name])

  print '];'

    print('{},'.format(warn_patterns[i][name]))

  print('];')





def emit_warning_arrays():

  emit_warning_array('severity')

  print 'var warning_description = ['

  print('var warning_description = [')

  for i in range(len(warn_patterns)):

    if warn_patterns[i]['members']:

      print '"{}",'.format(escape_string(warn_patterns[i]['description']))

      print('"{}",'.format(escape_string(warn_patterns[i]['description'])))

    else:

      print '"",'  # no such warning

  print '];'

      print('"",')  # no such warning

  print('];')





scripts_for_warning_groups = """

  function compareMessages(x1, x2) { // of the same warning type
@@ -3393,39 +3398,42 @@ scripts_for_warning_groups = """ 


# Emit a JavaScript const string

def emit_const_string(name, value):

  print 'const ' + name + ' = "' + escape_string(value) + '";'

  print('const ' + name + ' = "' + escape_string(value) + '";')





# Emit a JavaScript const integer array.

def emit_const_int_array(name, array):

  print 'const ' + name + ' = ['

  print('const ' + name + ' = [')

  for n in array:

    print str(n) + ','

  print '];'

    print(str(n) + ',')

  print('];')





# Emit a JavaScript const string array.

def emit_const_string_array(name, array):

  print 'const ' + name + ' = ['

  print('const ' + name + ' = [')

  for s in array:

    print '"' + strip_escape_string(s) + '",'

  print '];'

    print('"' + strip_escape_string(s) + '",')

  print('];')





# Emit a JavaScript const string array for HTML.

def emit_const_html_string_array(name, array):

  print 'const ' + name + ' = ['

  print('const ' + name + ' = [')

  for s in array:

    print '"' + cgi.escape(strip_escape_string(s)) + '",'

  print '];'

    # Not using html.escape yet, to work for both python 2 and 3,

    # until all users switch to python 3.

    # pylint:disable=deprecated-method

    print('"' + cgi.escape(strip_escape_string(s)) + '",')

  print('];')





# Emit a JavaScript const object array.

def emit_const_object_array(name, array):

  print 'const ' + name + ' = ['

  print('const ' + name + ' = [')

  for x in array:

    print str(x) + ','

  print '];'

    print(str(x) + ',')

  print('];')





def emit_js_data():
@@ -3471,18 +3479,18 @@ def dump_html(): 
  dump_html_prologue('Warnings for ' + platform_version + ' - ' +

                     target_product + ' - ' + target_variant)

  dump_stats()

  print '<br><div id="stats_table"></div><br>'

  print '\n<script>'

  print('<br><div id="stats_table"></div><br>')

  print('\n<script>')

  emit_js_data()

  print scripts_for_warning_groups

  print '</script>'

  print(scripts_for_warning_groups)

  print('</script>')

  emit_buttons()

  # Warning messages are grouped by severities or project names.

  print '<br><div id="warning_groups"></div>'

  print('<br><div id="warning_groups"></div>')

  if args.byproject:

    print '<script>groupByProject();</script>'

    print('<script>groupByProject();</script>')

  else:

    print '<script>groupBySeverity();</script>'

    print('<script>groupBySeverity();</script>')

  dump_fixed()

  dump_html_epilogue()
@@ -3506,8 +3514,7 @@ def count_severity(writer, sev, kind): 
      warning = kind + ': ' + description_for_csv(i)

      writer.writerow([n, '', warning])

      # print number of warnings for each project, ordered by project name.

      projects = i['projects'].keys()

      projects.sort()

      projects = sorted(i['projects'].keys())

      for p in projects:

        writer.writerow([i['projects'][p], p, warning])

  writer.writerow([total, '', kind + ' warnings'])
@@ -3526,7 +3533,9 @@ def dump_csv(writer): 




def main():

  warning_lines = parse_input_file(open(args.buildlog, 'r'))

  # We must use 'utf-8' codec to parse some non-ASCII code in warnings.

  warning_lines = parse_input_file(

      io.open(args.buildlog, mode='r', encoding='utf-8'))

  parallel_classify_warnings(warning_lines)

  # If a user pases a csv path, save the fileoutput to the path

  # If the user also passed gencsv write the output to stdout