fix linter errors (whitespace changes)

src/pyodide.js

@@ -80,12 +80,8 @@ var languagePluginLoader = new Promise((resolve, reject) => {
     if (self.document) { // browser
       const script = self.document.createElement('script');
       script.src = url;
-      script.onload = (e) => {
-        onload();
-      };
-      script.onerror = (e) => {
-        onerror();
-      };
+      script.onload = (e) => { onload(); };
+      script.onerror = (e) => { onerror(); };
       self.document.body.appendChild(script);
     } else if (self.importScripts) { // webworker
       try {

src/webworker.js

@@ -12,11 +12,11 @@ var onmessage = function(e) { // eslint-disable-line no-unused-vars
         self[key] = data[key];
       }
     }
-    self.pyodide.runPythonAsync(data.python, () => {}).then((results) => {
-      self.postMessage({results});
-    }).catch((err) => {
+    self.pyodide.runPythonAsync(data.python, () => {})
+        .then((results) => { self.postMessage({results}); })
+        .catch((err) => {
           // if you prefer messages with the error
-      self.postMessage({error: err.message});
+          self.postMessage({error : err.message});
           // if you prefer onerror events
           // setTimeout(() => { throw err; });
         });