Python 3 support on Mac (#121, #295)

docs/Knowledge-Base.md

@@ -112,15 +112,12 @@ as of now.
 To see if some feature is working or a bug is fixed in newer CEF
 release perform the following steps:
 
-1. Download and install [CMake](https://cmake.org/download/) and
-   [Ninja](https://github.com/ninja-build/ninja/releases)
-2. Go to [Spotify Automated Builds]
+1. Go to [Spotify Automated Builds]
    (http://opensource.spotify.com/cefbuilds/index.html)
-   and download latest CEF for your platform. Choose "Standard
-   Distribution" binaries.
-3. Follow the instructions in `CMakeLists.txt` file, choose steps
-   for building using Ninja
-4. Run either cefclient or cefsimple to test features
+   to download latest CEF for your platform. Choose "Sample
+   Application" binaries.
+2. Extract the archive and run sample application from the
+   Release/ directory.
 
 
 ## How to capture Audio and Video in HTML5?

examples/qt4.py

@@ -9,6 +9,7 @@
 # Issues on Mac (tested with PySide):
 # - Keyboard focus issues when switching between controls (Issue #284)
 # - Mouse cursor never changes when hovering over links (Issue #311)
+# - Sometimes process hangs when quitting app
 
 from cefpython3 import cefpython as cef
 import ctypes

tools/build.py

@@ -459,13 +459,13 @@ def clear_cache():
     # Cache in CEFPYTHON_BINARY directory (eg. cefpython_linux64/)
     os.chdir(CEFPYTHON_BINARY)
     delete_files_by_pattern("./"+MODULE_NAME_TEMPLATE
-                            .format(pyversion="*", ext=MODULE_EXT))
+                            .format(pyversion=PYVERSION, ext=MODULE_EXT))
 
     # Cache in build_cefpython/ directory
     os.chdir(BUILD_CEFPYTHON)
 
     delete_files_by_pattern("./"+MODULE_NAME_TEMPLATE
-                            .format(pyversion="*", ext=MODULE_EXT))
+                            .format(pyversion=PYVERSION, ext=MODULE_EXT))
     delete_files_by_pattern("./*.pyx")
 
     try:

tools/make_installer.py

@@ -126,10 +126,10 @@ def copy_template_file(src, dst, variables):
     print("[make_installer.py] Copy_t: {src} ==> {dst}"
           .format(src=short_src_path(src), dst=short_dst_path(dst)))
     with open(src, "rb") as fo:
-        contents = fo.read()
+        contents = fo.read().decode("utf-8")
     contents = replace_template_vars(contents, variables)
     with open(dst, "wb") as fo:
-        fo.write(contents)
+        fo.write(contents.encode("utf-8"))
     return contents
 
 
@@ -280,7 +280,7 @@ def create_empty_log_file(log_file):
     print("[make_installer.py] Create: {file}"
           .format(file=short_dst_path(log_file)))
     with open(log_file, "wb") as fo:
-        fo.write("")
+        fo.write("".encode("utf-8"))
     # On Linux and Mac chmod so that for cases when package is
     # installed using sudo. When wheel package is created it
     # will remember file permissions set.

tools/run_examples.py

@@ -71,7 +71,7 @@ def main():
     # tkinter
     if MAC:
         # This example often crashes on Mac (Issue #309)
-        print(["run_examples.py] PASS: tkinter_.py (Issue #309)"])
+        print("[run_examples.py] PASS: tkinter_.py (Issue #309)")
         passed.append("tkinter_.py (Issue #309)")
     elif packages["tkinter"] or packages["Tkinter"]:
         examples.append("tkinter_.py")