From: Fredrik Tolf <fredrik@dolda2000.com>
Date: Mon, 16 Nov 2015 01:57:51 +0000 (+0100)
Subject: Initial port of core code to Python3.
X-Git-Url: http://dolda2000.com/gitweb/?p=automanga.git;a=commitdiff_plain;h=3cc7937cd91ec6d3cfb7eebcd4c1afd85c5a615a

Initial port of core code to Python3.
---

diff --git a/automanga b/automanga
index b483bc0..bb6c4d5 100755
--- a/automanga
+++ b/automanga
@@ -1,4 +1,4 @@
-#!/usr/bin/python
+#!/usr/bin/python3
 
 import sys, getopt
 import manga.lib, manga.reader, manga.profile, manga.local
diff --git a/checkmanga b/checkmanga
index 298cf4c..e174e3a 100755
--- a/checkmanga
+++ b/checkmanga
@@ -1,4 +1,4 @@
-#!/usr/bin/python
+#!/usr/bin/python3
 
 import sys, getopt
 import manga.lib, manga.profile
diff --git a/manga/htcache.py b/manga/htcache.py
index 4212db3..45ede5d 100644
--- a/manga/htcache.py
+++ b/manga/htcache.py
@@ -1,4 +1,4 @@
-import os, md5, urllib, time
+import os, hashlib, urllib.request, time
 pj = os.path.join
 
 class cache(object):
@@ -6,30 +6,27 @@ class cache(object):
         self.dir = dir
 
     def mangle(self, url):
-        n = md5.new()
-        n.update(url)
+        n = hashlib.md5()
+        n.update(url.encode("ascii"))
         return n.hexdigest()
 
     def miss(self, url):
-        s = urllib.urlopen(url)
-        try:
+        with urllib.request.urlopen(url) as s:
             if s.headers.get("content-encoding") == "gzip":
-                import gzip, StringIO
-                return gzip.GzipFile(fileobj=StringIO.StringIO(s.read()), mode="r").read()
+                import gzip, io
+                return gzip.GzipFile(fileobj=io.BytesIO(s.read()), mode="r").read()
             return s.read()
-        finally:
-            s.close()
 
-    def fetch(self, url, expire = 3600):
+    def fetch(self, url, expire=3600):
         path = pj(self.dir, self.mangle(url))
         if os.path.exists(path):
             if time.time() - os.stat(path).st_mtime < expire:
-                with open(path) as f:
+                with open(path, "rb") as f:
                     return f.read()
         data = self.miss(url)
         if not os.path.isdir(self.dir):
             os.makedirs(self.dir)
-        with open(path, "w") as f:
+        with open(path, "wb") as f:
             f.write(data)
         return data
 
@@ -38,5 +35,5 @@ if home is None or not os.path.isdir(home):
     raise Exception("Could not find home directory for HTTP caching")
 default = cache(pj(home, ".manga", "htcache"))
 
-def fetch(url, expire = 3600):
+def fetch(url, expire=3600):
     return default.fetch(url, expire)
diff --git a/manga/lib.py b/manga/lib.py
index 70b3ff9..c0a9f30 100644
--- a/manga/lib.py
+++ b/manga/lib.py
@@ -149,7 +149,7 @@ class imgstream(object):
         """Close this stream."""
         raise NotImplementedError()
 
-    def read(self, sz = None):
+    def read(self, sz=None):
         """Read SZ bytes from the stream, or the entire rest of the
         stream of SZ is not given."""
         raise NotImplementedError()
@@ -159,8 +159,8 @@ class stdimgstream(imgstream):
     have no particular implementation requirements."""
 
     def __init__(self, url):
-        import urllib
-        self.bk = urllib.urlopen(url)
+        import urllib.request
+        self.bk = urllib.request.urlopen(url)
         ok = False
         try:
             if self.bk.getcode() != 200:
@@ -178,7 +178,7 @@ class stdimgstream(imgstream):
     def close(self):
         self.bk.close()
 
-    def read(self, sz = None):
+    def read(self, sz=None):
         if sz is None:
             return self.bk.read()
         else:
@@ -218,7 +218,8 @@ class cursor(object):
 loaded = {}
 def findlib(name):
     def load(name):
-        mod = __import__(name, fromlist=["dummy"])
+        import importlib
+        mod = importlib.import_module(name)
         if not hasattr(mod, "library"):
             raise ImportError("module " + name + " is not a manga library")
         return mod.library()
diff --git a/manga/local.py b/manga/local.py
index 2d79b20..7e21a9b 100644
--- a/manga/local.py
+++ b/manga/local.py
@@ -1,5 +1,5 @@
 import os
-import lib
+from . import lib
 pj = os.path.join
 
 def decode1(nm):
@@ -95,9 +95,9 @@ class manga(lib.manga):
         self.stack = []
         if os.path.exists(pj(self.path, "name")):
             with open(pj(self.path, "name")) as s:
-                self.name = s.readline().strip().decode("utf-8")
+                self.name = s.readline().strip()
         else:
-            self.name = os.path.basename(path).decode("utf-8")
+            self.name = os.path.basename(path)
         self.direct = self.destruct()
 
     def __len__(self):
diff --git a/manga/profile.py b/manga/profile.py
index f304252..081cd6c 100644
--- a/manga/profile.py
+++ b/manga/profile.py
@@ -6,19 +6,25 @@ if home is None or not os.path.isdir(home):
     raise Exception("Could not find home directory for profile keeping")
 basedir = pj(home, ".manga", "profiles")
 
-class txfile(file):
+class txfile(object):
     def __init__(self, name, mode):
         self.realname = name
         self.tempname = name + ".new"
-        super(txfile, self).__init__(self.tempname, mode)
+        self.bk = open(self.tempname, mode)
 
     def close(self, abort=False):
-        super(txfile, self).close()
+        self.bk.close()
         if abort:
             os.unlink(self.tempname)
         else:
             os.rename(self.tempname, self.realname)
 
+    def read(self, sz=-1):
+        return self.bk.read(sz)
+
+    def write(self, data):
+        return self.bk.write(data)
+
     def __enter__(self):
         return self
 
@@ -29,7 +35,7 @@ class txfile(file):
             self.close(False)
 
 def openwdir(nm, mode="r"):
-    ft = file
+    ft = open
     if mode == "W":
         mode = "w"
         ft = txfile
@@ -119,7 +125,7 @@ class manga(object):
         self.props = self.loadprops()
 
     def open(self):
-        import lib
+        from . import lib
         return lib.findlib(self.libnm).byid(self.id)
 
     def save(self):
@@ -173,7 +179,7 @@ class tagview(object):
     @staticmethod
     def save(profile, m):
         with profile.file("tags", "W") as fp:
-            for (libnm, id), tags in m.iteritems():
+            for (libnm, id), tags in m.items():
                 fp.write(consline(libnm, id, *tags) + "\n")
 
     @staticmethod
@@ -206,7 +212,7 @@ class filemanga(manga):
 
     def save(self):
         with openwdir(self.path, "W") as f:
-            for key, val in self.props.iteritems():
+            for key, val in self.props.items():
                 if isinstance(val, str):
                     f.write(consline("set", key, val) + "\n")
                 else:
@@ -238,7 +244,7 @@ class profile(object):
     def savemapping(self, seq, m):
         with openwdir(pj(self.dir, "map"), "W") as f:
             f.write(consline("seq", str(seq)) + "\n")
-            for (libnm, id), num in m.iteritems():
+            for (libnm, id), num in m.items():
                 f.write(consline("manga", libnm, id, str(num)) + "\n")
 
     def getmanga(self, libnm, id, creat=False):
@@ -278,7 +284,7 @@ class profile(object):
 
     def savealiases(self, map):
         with openwdir(pj(self.dir, "alias"), "W") as f:
-            for nm, (libnm, id) in map.iteritems():
+            for nm, (libnm, id) in map.items():
                 f.write(consline("alias", nm, libnm, id) + "\n")
 
     def file(self, name, mode="r"):
diff --git a/manga/reader.py b/manga/reader.py
index 0e870eb..c957b13 100644
--- a/manga/reader.py
+++ b/manga/reader.py
@@ -1,6 +1,6 @@
 import threading
 from gi.repository import Gtk as gtk, GdkPixbuf as gdkpix, Gdk as gdk, GObject as gobject
-import lib, profile
+from . import lib, profile
 
 class notdone(Exception): pass
 
@@ -12,13 +12,13 @@ class future(threading.Thread):
         self._val = None
         self._exc = None
         self._notlist = []
-        self._started = False
+        self._tstarted = False
         self.setDaemon(True)
 
     def start(self):
-        if not self._started:
+        if not self._tstarted:
             super(future, self).start()
-            self._started = True
+            self._tstarted = True
 
     def run(self):
         try:
@@ -84,7 +84,7 @@ class imgload(future):
                 self.st = st
                 while True:
                     read = st.read(1024)
-                    if read == "":
+                    if read == b"":
                         break
                     self.p += len(read)
                     buf.write(read)
@@ -520,7 +520,7 @@ class reader(gtk.Window):
         self.pfr.show()
         self.sboxbar = gtk.HBox()
         algn = gtk.Alignment(xalign=0.0, yalign=0.5, xscale=0.0, yscale=0.0)
-        sboxlbl = gtk.Label(self.manga.name + u": ")
+        sboxlbl = gtk.Label(self.manga.name + ": ")
         algn.add(sboxlbl)
         sboxlbl.show()
         self.sboxbar.pack_start(algn, False, True, 0)
@@ -553,7 +553,7 @@ class reader(gtk.Window):
             self.pagelbl.set_text("")
         else:
             w, h = self.page.get_osize()
-            self.pagelbl.set_text(u"%s\u00d7%s (%d%%)" % (w, h, int(self.page.zoom * 100)))
+            self.pagelbl.set_text("%s\u00d7%s (%d%%)" % (w, h, int(self.page.zoom * 100)))
 
     def updsboxes(self, page):
         nodes = [node for node, idx in page.stack[1:]] + [page]
@@ -562,10 +562,10 @@ class reader(gtk.Window):
             if pbox.node != node:
                 l = i
                 break
-        for i in xrange(l, len(self.sboxes)):
+        for i in range(l, len(self.sboxes)):
             self.sboxbar.remove(self.sboxes[i])
         self.sboxes = self.sboxes[:l]
-        for i in xrange(l, len(nodes)):
+        for i in range(l, len(nodes)):
             new = sbox(self, nodes[i])
             self.sboxbar.pack_start(new, False, True, 5)
             self.sboxes.append(new)
@@ -602,7 +602,7 @@ class reader(gtk.Window):
         return proc
 
     def updtitle(self):
-        self.set_title(u"Automanga \u2013 " + self.manga.name)
+        self.set_title("Automanga \u2013 " + self.manga.name)
 
     @property
     def zoom(self):