Closes #35. Add more options for Python PEP8 beautifying.

Options:
- max line length
- indent size
- ignore (errors)

Also fixed typo causing very important bug,
such that languages were not loaded correctly and options were missing.

examples/nested-jsbeautifyrc/.jsbeautifyrc

@@ -30,3 +30,8 @@
     indent_char: " "
     indent_level: 0
     indent_with_tabs: false
+  python:
+    indent_size: 4
+    #max_line_length: 79
+    #ignore:
+    #  - "E24"

lib/atom-beautify.js

@@ -12,7 +12,7 @@ var strip = require('strip-json-comments');
 var yaml = require('js-yaml');
 // Language options
 var beautifier = require('./language-options');
-var languages = beautifier.langauges;
+var languages = beautifier.languages;
 var defaultLanguageOptions = beautifier.defaultLanguageOptions;
 
 // TODO: Copied from jsbeautify, please update it from time to time
@@ -156,21 +156,21 @@ function findConfig(config, file) {
 function getConfigOptionsFromSettings(langs) {
   var config = atom.config.getSettings()['atom-beautify'];
   var options = {};
-  // console.log(langs, config);
+  console.log(langs, config);
 
   // Iterate over keys of the settings
   _.every(_.keys(config), function (k) {
     // Check if keys start with a language
     var p = k.split('_')[0];
     var idx = _.indexOf(langs, p);
-    // console.log(k, p, idx);
+    console.log(k, p, idx);
     if (idx >= 0) {
       // Remove the language prefix and nest in options
       var lang = langs[idx];
       var opt = k.replace(new RegExp('^' + lang + '_'), '');
       options[lang] = options[lang] || {};
       options[lang][opt] = config[k];
-      // console.log(lang, opt);
+      console.log(lang, opt);
     }
     return true;
   });

lib/langs/python-beautify.js

@@ -8,12 +8,15 @@ var cliBeautify = require('./cli-beautify');
 
 function getCmd(inputPath, outputPath, options) {
   var path = options.autopep8_path; // jshint ignore: line
+  var optionsStr = '--max-line-length ' + options.max_line_length + // jshint ignore: line
+    ' --indent-size ' + options.indent_size // jshint ignore: line
+    + ' --ignore ' + options.ignore.join(','); // jshint ignore: line
   if (path) {
     // Use absolute path
-    return 'python "' + path + '" "' + inputPath + '"';
+    return 'python "' + path + '" "' + inputPath + '" ' + optionsStr;
   } else {
     // Use command available in $PATH
-    return 'autopep8 "' + inputPath + '"';
+    return 'autopep8 "' + inputPath + '" ' + optionsStr;
   }
 }
 var isStdout = true;

lib/language-options.js

@@ -57,6 +57,9 @@ module.exports = {
     php_beautifier_path: '',
     // Python
     python_autopep8_path: '',
+    python_max_line_length: 79,
+    python_indent_size: 4,
+    python_ignore: ['E24'],
     // Ruby
     ruby_rbeautify_path: ''
     /* jshint ignore: end */
@@ -156,4 +159,4 @@ module.exports = {
 
     return options;
   }
-}
+};