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import sys
import os
import shutil
msg_unknown_os = """could not determine operating system!
try setting it in site_cfg.py manually, see site_cfg_template.py"""
msg_numpydoc = """could not find numpydoc!
If it is installed in a non-standard location, try setting it in
site_cfg.py manually."""
if not os.path.exists('site_cfg.py'):
try:
shutil.copyfile('site_cfg_template.py', 'site_cfg.py')
except:
pass
try:
import site_cfg
except ImportError:
site_cfg = None
has_attr = lambda obj, attr: obj and hasattr(obj, attr)
class Config(object):
def python_version(self):
if has_attr(site_cfg, 'python_version'):
if site_cfg.python_version == 'auto':
return "%d.%d" % tuple(sys.version_info[:2])
else:
return site_cfg.python_version
else:
return "%d.%d" % tuple(sys.version_info[:2])
def python_include(self):
if (has_attr(site_cfg, 'python_include')
and (site_cfg.python_include != 'auto')):
return site_cfg.python_include
else:
system = self.system()
if system == 'posix':
version = self.python_version()
return os.path.join(sys.prefix, 'include', 'python' + version)
else:
return os.path.join(sys.prefix, 'include')
def system(self):
if has_attr(site_cfg, 'system') and site_cfg.system is not None:
return site_cfg.system
else:
if os.name in ['posix']:
return 'posix'
elif os.name in ['nt']:
return 'windows'
else:
raise ValueError(msg_unknown_os)
def compile_flags(self):
if has_attr(site_cfg, 'compile_flags'):
flags = site_cfg.compile_flags
else:
flags = '-g -O2'
return flags.split()
def link_flags(self):
if has_attr(site_cfg, 'link_flags'):
flags = site_cfg.link_flags
else:
flags = ''
return flags.split()
def debug_flags(self):
if has_attr(site_cfg, 'debug_flags'):
return site_cfg.debug_flags
else:
return ''
def numpydoc_path(self):
if (has_attr(site_cfg, 'numpydoc_path') and
(site_cfg.numpydoc_path is not None)):
return site_cfg.numpydoc_path
else:
try:
import numpydoc
except ImportError:
raise ValueError(msg_numpydoc)
def is_release(self):
if has_attr(site_cfg, 'is_release'):
return site_cfg.is_release
else:
return ''
def tetgen_path(self):
if has_attr(site_cfg, 'tetgen_path'):
return site_cfg.tetgen_path
else:
return '/usr/bin'
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