65 lines
2.2 KiB
Python
65 lines
2.2 KiB
Python
|
"""Utility which tries to locate the Tcl/Tk 8.0 DLLs on Windows.
|
||
|
|
||
|
This is a no-op on other platforms.
|
||
|
"""
|
||
|
|
||
|
# Error messages we may spit out
|
||
|
|
||
|
NO_TCL_MESSAGE = """\
|
||
|
WHOOPS! I can't find a Tcl/Tk 8.0 installation anywhere.
|
||
|
Please make sure that Tcl.Tk 8.0 is installed and that the PATH
|
||
|
environment variable is set to include the Tcl/bin directory
|
||
|
(or wherever TK80.DLL and TCL80.DLL are installed).
|
||
|
If you don't know how to fix this, consider searching the Python FAQ
|
||
|
for the error you get; post to the comp.lang.python if all else fails.
|
||
|
Read the source file FixTk.py for details.
|
||
|
"""
|
||
|
|
||
|
NO_TKINTER_MESSAGE = """\
|
||
|
WHOOPS! Even though I think I have found a Tcl/Tk 8.0 installation,
|
||
|
I can't seem to import the _tkinter extension module.
|
||
|
I get the following exception:
|
||
|
ImportError: %s
|
||
|
If you don't know how to fix this, consider searching the Python FAQ
|
||
|
for the error you get; post to the comp.lang.python if all else fails.
|
||
|
Read the source file FixTk.py for details.
|
||
|
"""
|
||
|
|
||
|
import sys
|
||
|
if sys.platform == "win32":
|
||
|
try:
|
||
|
import _tkinter
|
||
|
except ImportError:
|
||
|
import os
|
||
|
try:
|
||
|
path = os.environ['PATH']
|
||
|
except KeyError:
|
||
|
path = ""
|
||
|
python_exe = sys.executable
|
||
|
python_dir = os.path.dirname(python_exe)
|
||
|
program_files = os.path.dirname(python_dir)
|
||
|
def tclcheck(dir):
|
||
|
for dll in "tcl80.dll", "tk80.dll", "tclpip80.dll":
|
||
|
if not os.path.isfile(os.path.join(dir, dll)):
|
||
|
return 0
|
||
|
return 1
|
||
|
for tcldir in [program_files, "\\Program files", "\\",
|
||
|
"C:\\Program Files", "D:\\Program Files"]:
|
||
|
tcldir = os.path.join(tcldir, "Tcl", "bin")
|
||
|
if tclcheck(tcldir):
|
||
|
break
|
||
|
else:
|
||
|
tcldir = None
|
||
|
if not tcldir:
|
||
|
sys.stderr.write(NO_TCL_MESSAGE)
|
||
|
else:
|
||
|
if path and path[-1] != os.pathsep:
|
||
|
path = path + os.pathsep
|
||
|
path = path + tcldir
|
||
|
os.environ["PATH"] = path
|
||
|
os.putenv("PATH", path)
|
||
|
try:
|
||
|
import _tkinter
|
||
|
except ImportError, message:
|
||
|
sys.stderr.write(NO_TKINTER_MESSAGE % str(message))
|