update todo, pep8 changes

resources/todo

@@ -5,12 +5,17 @@ todo app wise
     any random part of code (can leave things in a mess)
 - consider context managers for handling compression, so as to keep operations
     atomic and/or rollback-able
+
 - add a recursive option on the command-line for use with -d
 - make -f accept a list of files
 - make the current verbose be "normal", and make -verbose print the commandline
     app prints as well
+
 - verify that a *recompressed* file is smaller than the compressed one
 - find a way to specify the version once for everywhere
+- notification area drag/drop widget
+- save chosen directory and geometry/screen position using QSettings
+
 
 todo else
 - figure out how to make mac and win versions (someone else :) <- via gui2exe
@@ -22,7 +27,6 @@ later versions:
     punypng api? http://www.gracepointafterfive.com/punypng/api
     imagemagick/graphicsmagick?
     always on top option
-    notification area widget
     intelligently recompress, i.e. go through the list of files, recompress
         each until no more gains are seen (and a sensible number-of-tries limit
         isn't exceeded), and flag that file as fully-optimised. Repeat for each

src/trimage/trimage.py

@@ -215,19 +215,19 @@ class StartQT4(QMainWindow):
 
     def checkapps(self):
         """Check if the required command line apps exist."""
-        exe=".exe" if (sys.platform=="win32") else ""
+        exe = ".exe" if (sys.platform == "win32") else ""
         status = False
-        retcode = self.safe_call("jpegoptim"+exe+" --version")
+        retcode = self.safe_call("jpegoptim" + exe + " --version")
         if retcode != 0:
             status = True
             sys.stderr.write("[error] please install jpegoptim")
 
-        retcode = self.safe_call("optipng"+exe+" -v")
+        retcode = self.safe_call("optipng" + exe + " -v")
         if retcode != 0:
             status = True
             sys.stderr.write("[error] please install optipng")
 
-        retcode = self.safe_call("advpng"+exe+" --version")
+        retcode = self.safe_call("advpng" + exe + " --version")
         if retcode != 0:
             status = True
             sys.stderr.write("[error] please install advancecomp")
@@ -252,6 +252,7 @@ class StartQT4(QMainWindow):
             self.show()
             self.systemtray.hideMain.setText("&Hide window")
 
+
 class TriTableModel(QAbstractTableModel):
 
     def __init__(self, parent, imagelist, header, *args):
@@ -372,11 +373,11 @@ class Image:
             raise "Tried to compress invalid image (unsupported format or not \
             file)"
         self.reset()
-        self.compressing=True
+        self.compressing = True
-        exe=".exe" if (sys.platform=="win32") else ""
+        exe = ".exe" if (sys.platform == "win32") else ""
         runString = {
-            "jpeg": u"jpegoptim"+exe+" -f --strip-all '%(file)s'",
+            "jpeg": u"jpegoptim" + exe + " -f --strip-all '%(file)s'",
-            "png" : u"optipng"+exe+" -force -o7 '%(file)s'&&advpng"+exe+" -z4 '%(file)s'"}
+             "png": u"optipng" + exe + " -force -o7 '%(file)s'&&advpng" + exe + " -z4 '%(file)s'"}
         try:
             retcode = call(runString[self.filetype] % {"file": self.fullpath},
                 shell=True, stdout=PIPE)