diff -r 3257703e10c5 -r 9978016560ec eric6/Project/ProjectFormsBrowser.py --- a/eric6/Project/ProjectFormsBrowser.py Tue Oct 13 19:02:26 2020 +0200 +++ b/eric6/Project/ProjectFormsBrowser.py Wed Oct 14 17:50:39 2020 +0200 @@ -748,10 +748,9 @@ newline = None else: newline = self.project.getEolString() - f = open(ofn, "w", encoding="utf-8", newline=newline) - for line in self.buf.splitlines(): - f.write(line + "\n") - f.close() + with open(ofn, "w", encoding="utf-8", newline=newline) as f: + for line in self.buf.splitlines(): + f.write(line + "\n") if self.compiledFile not in self.project.pdata["SOURCES"]: self.project.appendFile(ofn) if not self.noDialog and not ui.notificationsEnabled():