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import platform
import sys
import os
# The 'sysconfig' module is only available with Python 2.7 and newer, but
# an equivalent module in 'distutils' is available for Python 2.6.
if sys.version_info < (2, 7):
from distutils import sysconfig
else:
import sysconfig
# The 'imp' module is deprecated since Python 3.4, and the use of
# 'importlib' is recommended instead.
if sys.version_info < (3, 4):
import imp
def module_path(name):
if name in sys.builtin_module_names:
return "[builtin module]"
spec = imp.find_module(name)
return spec[1]
else:
from importlib import util
def module_path(name):
if name in sys.builtin_module_names:
return "[builtin module]"
spec = util.find_spec(name)
origin = spec.origin
return os.path.dirname(origin)
# Get appropriate path-entry separator for platform
pathsep = ";" if os.name == "nt" else ":"
this_script_dir = os.path.dirname(__file__)
# Read default configuration values
# fmt: off
config = {
"Architecture" : platform.architecture()[0],
"Version" : str(sys.version).replace("\n", " "),
"VersionNumber" : str(sys.version_info[0]) + "." + str(sys.version_info[1]),
"Prefix" : getattr(sys, "prefix", ""),
"ExecPrefix" : getattr(sys, "exec_prefix", ""),
"BaseExecPrefix" : getattr(sys, "base_exec_prefix", ""),
"PythonPath" : pathsep.join((x or "." for x in sys.path
if x != this_script_dir)),
"LIBPL" : sysconfig.get_config_var("LIBPL"),
"LIBDIR" : sysconfig.get_config_var("LIBDIR"),
"SharedLibrary" : sysconfig.get_config_var("Py_ENABLE_SHARED"),
"Executable" : getattr(sys, "executable", ""),
"BaseExecutable" : getattr(sys, "_base_executable", ""),
}
# fmt: on
# detect if this is a conda managed python
# https://stackoverflow.com/a/21282816/5128728
if sys.version_info >= (3, 7):
is_conda = os.path.exists(os.path.join(sys.prefix, "conda-meta"))
else:
is_conda = "conda" in sys.version
config["IsConda"] = is_conda
# Read numpy configuration (if available)
try:
import numpy
config["NumpyPath"] = str(numpy.__path__[0])
config["NumpyVersion"] = str(numpy.__version__)
except:
pass
# Read required module information (if requested)
try:
required_module = os.environ["RETICULATE_REQUIRED_MODULE"]
if required_module is not None and len(required_module) > 0:
config["RequiredModule"] = required_module
config["RequiredModulePath"] = module_path(required_module)
except:
pass
# Write configuration to stdout
lines = [str(key) + ": " + str(val) for (key, val) in config.items()]
text = "\n".join(lines)
sys.stdout.write(text)
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