Hacked By AnonymousFox
#!/usr/bin/env python3
"""
Auxiliary functions for f2py2e.
Copyright 1999,2000 Pearu Peterson all rights reserved,
Pearu Peterson <pearu@ioc.ee>
Permission to use, modify, and distribute this software is given under the
terms of the NumPy (BSD style) LICENSE.
NO WARRANTY IS EXPRESSED OR IMPLIED. USE AT YOUR OWN RISK.
$Date: 2005/07/24 19:01:55 $
Pearu Peterson
"""
import pprint
import sys
import types
from functools import reduce
from . import __version__
from . import cfuncs
__all__ = [
'applyrules', 'debugcapi', 'dictappend', 'errmess', 'gentitle',
'getargs2', 'getcallprotoargument', 'getcallstatement',
'getfortranname', 'getpymethoddef', 'getrestdoc', 'getusercode',
'getusercode1', 'hasbody', 'hascallstatement', 'hascommon',
'hasexternals', 'hasinitvalue', 'hasnote', 'hasresultnote',
'isallocatable', 'isarray', 'isarrayofstrings',
'ischaracter', 'ischaracterarray', 'ischaracter_or_characterarray',
'iscomplex',
'iscomplexarray', 'iscomplexfunction', 'iscomplexfunction_warn',
'isdouble', 'isdummyroutine', 'isexternal', 'isfunction',
'isfunction_wrap', 'isint1', 'isint1array', 'isinteger', 'isintent_aux',
'isintent_c', 'isintent_callback', 'isintent_copy', 'isintent_dict',
'isintent_hide', 'isintent_in', 'isintent_inout', 'isintent_inplace',
'isintent_nothide', 'isintent_out', 'isintent_overwrite', 'islogical',
'islogicalfunction', 'islong_complex', 'islong_double',
'islong_doublefunction', 'islong_long', 'islong_longfunction',
'ismodule', 'ismoduleroutine', 'isoptional', 'isprivate', 'isrequired',
'isroutine', 'isscalar', 'issigned_long_longarray', 'isstring',
'isstringarray', 'isstring_or_stringarray', 'isstringfunction',
'issubroutine',
'issubroutine_wrap', 'isthreadsafe', 'isunsigned', 'isunsigned_char',
'isunsigned_chararray', 'isunsigned_long_long',
'isunsigned_long_longarray', 'isunsigned_short',
'isunsigned_shortarray', 'l_and', 'l_not', 'l_or', 'outmess',
'replace', 'show', 'stripcomma', 'throw_error', 'isattr_value'
]
f2py_version = __version__.version
errmess = sys.stderr.write
show = pprint.pprint
options = {}
debugoptions = []
wrapfuncs = 1
def outmess(t):
if options.get('verbose', 1):
sys.stdout.write(t)
def debugcapi(var):
return 'capi' in debugoptions
def _ischaracter(var):
return 'typespec' in var and var['typespec'] == 'character' and \
not isexternal(var)
def _isstring(var):
return 'typespec' in var and var['typespec'] == 'character' and \
not isexternal(var)
def ischaracter_or_characterarray(var):
return _ischaracter(var) and 'charselector' not in var
def ischaracter(var):
return ischaracter_or_characterarray(var) and not isarray(var)
def ischaracterarray(var):
return ischaracter_or_characterarray(var) and isarray(var)
def isstring_or_stringarray(var):
return _ischaracter(var) and 'charselector' in var
def isstring(var):
return isstring_or_stringarray(var) and not isarray(var)
def isstringarray(var):
return isstring_or_stringarray(var) and isarray(var)
def isarrayofstrings(var): # obsolete?
# leaving out '*' for now so that `character*(*) a(m)` and `character
# a(m,*)` are treated differently. Luckily `character**` is illegal.
return isstringarray(var) and var['dimension'][-1] == '(*)'
def isarray(var):
return 'dimension' in var and not isexternal(var)
def isscalar(var):
return not (isarray(var) or isstring(var) or isexternal(var))
def iscomplex(var):
return isscalar(var) and \
var.get('typespec') in ['complex', 'double complex']
def islogical(var):
return isscalar(var) and var.get('typespec') == 'logical'
def isinteger(var):
return isscalar(var) and var.get('typespec') == 'integer'
def isreal(var):
return isscalar(var) and var.get('typespec') == 'real'
def get_kind(var):
try:
return var['kindselector']['*']
except KeyError:
try:
return var['kindselector']['kind']
except KeyError:
pass
def isint1(var):
return var.get('typespec') == 'integer' \
and get_kind(var) == '1' and not isarray(var)
def islong_long(var):
if not isscalar(var):
return 0
if var.get('typespec') not in ['integer', 'logical']:
return 0
return get_kind(var) == '8'
def isunsigned_char(var):
if not isscalar(var):
return 0
if var.get('typespec') != 'integer':
return 0
return get_kind(var) == '-1'
def isunsigned_short(var):
if not isscalar(var):
return 0
if var.get('typespec') != 'integer':
return 0
return get_kind(var) == '-2'
def isunsigned(var):
if not isscalar(var):
return 0
if var.get('typespec') != 'integer':
return 0
return get_kind(var) == '-4'
def isunsigned_long_long(var):
if not isscalar(var):
return 0
if var.get('typespec') != 'integer':
return 0
return get_kind(var) == '-8'
def isdouble(var):
if not isscalar(var):
return 0
if not var.get('typespec') == 'real':
return 0
return get_kind(var) == '8'
def islong_double(var):
if not isscalar(var):
return 0
if not var.get('typespec') == 'real':
return 0
return get_kind(var) == '16'
def islong_complex(var):
if not iscomplex(var):
return 0
return get_kind(var) == '32'
def iscomplexarray(var):
return isarray(var) and \
var.get('typespec') in ['complex', 'double complex']
def isint1array(var):
return isarray(var) and var.get('typespec') == 'integer' \
and get_kind(var) == '1'
def isunsigned_chararray(var):
return isarray(var) and var.get('typespec') in ['integer', 'logical']\
and get_kind(var) == '-1'
def isunsigned_shortarray(var):
return isarray(var) and var.get('typespec') in ['integer', 'logical']\
and get_kind(var) == '-2'
def isunsignedarray(var):
return isarray(var) and var.get('typespec') in ['integer', 'logical']\
and get_kind(var) == '-4'
def isunsigned_long_longarray(var):
return isarray(var) and var.get('typespec') in ['integer', 'logical']\
and get_kind(var) == '-8'
def issigned_chararray(var):
return isarray(var) and var.get('typespec') in ['integer', 'logical']\
and get_kind(var) == '1'
def issigned_shortarray(var):
return isarray(var) and var.get('typespec') in ['integer', 'logical']\
and get_kind(var) == '2'
def issigned_array(var):
return isarray(var) and var.get('typespec') in ['integer', 'logical']\
and get_kind(var) == '4'
def issigned_long_longarray(var):
return isarray(var) and var.get('typespec') in ['integer', 'logical']\
and get_kind(var) == '8'
def isallocatable(var):
return 'attrspec' in var and 'allocatable' in var['attrspec']
def ismutable(var):
return not ('dimension' not in var or isstring(var))
def ismoduleroutine(rout):
return 'modulename' in rout
def ismodule(rout):
return 'block' in rout and 'module' == rout['block']
def isfunction(rout):
return 'block' in rout and 'function' == rout['block']
def isfunction_wrap(rout):
if isintent_c(rout):
return 0
return wrapfuncs and isfunction(rout) and (not isexternal(rout))
def issubroutine(rout):
return 'block' in rout and 'subroutine' == rout['block']
def issubroutine_wrap(rout):
if isintent_c(rout):
return 0
return issubroutine(rout) and hasassumedshape(rout)
def isattr_value(var):
return 'value' in var.get('attrspec', [])
def hasassumedshape(rout):
if rout.get('hasassumedshape'):
return True
for a in rout['args']:
for d in rout['vars'].get(a, {}).get('dimension', []):
if d == ':':
rout['hasassumedshape'] = True
return True
return False
def requiresf90wrapper(rout):
return ismoduleroutine(rout) or hasassumedshape(rout)
def isroutine(rout):
return isfunction(rout) or issubroutine(rout)
def islogicalfunction(rout):
if not isfunction(rout):
return 0
if 'result' in rout:
a = rout['result']
else:
a = rout['name']
if a in rout['vars']:
return islogical(rout['vars'][a])
return 0
def islong_longfunction(rout):
if not isfunction(rout):
return 0
if 'result' in rout:
a = rout['result']
else:
a = rout['name']
if a in rout['vars']:
return islong_long(rout['vars'][a])
return 0
def islong_doublefunction(rout):
if not isfunction(rout):
return 0
if 'result' in rout:
a = rout['result']
else:
a = rout['name']
if a in rout['vars']:
return islong_double(rout['vars'][a])
return 0
def iscomplexfunction(rout):
if not isfunction(rout):
return 0
if 'result' in rout:
a = rout['result']
else:
a = rout['name']
if a in rout['vars']:
return iscomplex(rout['vars'][a])
return 0
def iscomplexfunction_warn(rout):
if iscomplexfunction(rout):
outmess("""\
**************************************************************
Warning: code with a function returning complex value
may not work correctly with your Fortran compiler.
When using GNU gcc/g77 compilers, codes should work
correctly for callbacks with:
f2py -c -DF2PY_CB_RETURNCOMPLEX
**************************************************************\n""")
return 1
return 0
def isstringfunction(rout):
if not isfunction(rout):
return 0
if 'result' in rout:
a = rout['result']
else:
a = rout['name']
if a in rout['vars']:
return isstring(rout['vars'][a])
return 0
def hasexternals(rout):
return 'externals' in rout and rout['externals']
def isthreadsafe(rout):
return 'f2pyenhancements' in rout and \
'threadsafe' in rout['f2pyenhancements']
def hasvariables(rout):
return 'vars' in rout and rout['vars']
def isoptional(var):
return ('attrspec' in var and 'optional' in var['attrspec'] and
'required' not in var['attrspec']) and isintent_nothide(var)
def isexternal(var):
return 'attrspec' in var and 'external' in var['attrspec']
def isrequired(var):
return not isoptional(var) and isintent_nothide(var)
def isintent_in(var):
if 'intent' not in var:
return 1
if 'hide' in var['intent']:
return 0
if 'inplace' in var['intent']:
return 0
if 'in' in var['intent']:
return 1
if 'out' in var['intent']:
return 0
if 'inout' in var['intent']:
return 0
if 'outin' in var['intent']:
return 0
return 1
def isintent_inout(var):
return ('intent' in var and ('inout' in var['intent'] or
'outin' in var['intent']) and 'in' not in var['intent'] and
'hide' not in var['intent'] and 'inplace' not in var['intent'])
def isintent_out(var):
return 'out' in var.get('intent', [])
def isintent_hide(var):
return ('intent' in var and ('hide' in var['intent'] or
('out' in var['intent'] and 'in' not in var['intent'] and
(not l_or(isintent_inout, isintent_inplace)(var)))))
def isintent_nothide(var):
return not isintent_hide(var)
def isintent_c(var):
return 'c' in var.get('intent', [])
def isintent_cache(var):
return 'cache' in var.get('intent', [])
def isintent_copy(var):
return 'copy' in var.get('intent', [])
def isintent_overwrite(var):
return 'overwrite' in var.get('intent', [])
def isintent_callback(var):
return 'callback' in var.get('intent', [])
def isintent_inplace(var):
return 'inplace' in var.get('intent', [])
def isintent_aux(var):
return 'aux' in var.get('intent', [])
def isintent_aligned4(var):
return 'aligned4' in var.get('intent', [])
def isintent_aligned8(var):
return 'aligned8' in var.get('intent', [])
def isintent_aligned16(var):
return 'aligned16' in var.get('intent', [])
isintent_dict = {isintent_in: 'INTENT_IN', isintent_inout: 'INTENT_INOUT',
isintent_out: 'INTENT_OUT', isintent_hide: 'INTENT_HIDE',
isintent_cache: 'INTENT_CACHE',
isintent_c: 'INTENT_C', isoptional: 'OPTIONAL',
isintent_inplace: 'INTENT_INPLACE',
isintent_aligned4: 'INTENT_ALIGNED4',
isintent_aligned8: 'INTENT_ALIGNED8',
isintent_aligned16: 'INTENT_ALIGNED16',
}
def isprivate(var):
return 'attrspec' in var and 'private' in var['attrspec']
def hasinitvalue(var):
return '=' in var
def hasinitvalueasstring(var):
if not hasinitvalue(var):
return 0
return var['='][0] in ['"', "'"]
def hasnote(var):
return 'note' in var
def hasresultnote(rout):
if not isfunction(rout):
return 0
if 'result' in rout:
a = rout['result']
else:
a = rout['name']
if a in rout['vars']:
return hasnote(rout['vars'][a])
return 0
def hascommon(rout):
return 'common' in rout
def containscommon(rout):
if hascommon(rout):
return 1
if hasbody(rout):
for b in rout['body']:
if containscommon(b):
return 1
return 0
def containsmodule(block):
if ismodule(block):
return 1
if not hasbody(block):
return 0
for b in block['body']:
if containsmodule(b):
return 1
return 0
def hasbody(rout):
return 'body' in rout
def hascallstatement(rout):
return getcallstatement(rout) is not None
def istrue(var):
return 1
def isfalse(var):
return 0
class F2PYError(Exception):
pass
class throw_error:
def __init__(self, mess):
self.mess = mess
def __call__(self, var):
mess = '\n\n var = %s\n Message: %s\n' % (var, self.mess)
raise F2PYError(mess)
def l_and(*f):
l1, l2 = 'lambda v', []
for i in range(len(f)):
l1 = '%s,f%d=f[%d]' % (l1, i, i)
l2.append('f%d(v)' % (i))
return eval('%s:%s' % (l1, ' and '.join(l2)))
def l_or(*f):
l1, l2 = 'lambda v', []
for i in range(len(f)):
l1 = '%s,f%d=f[%d]' % (l1, i, i)
l2.append('f%d(v)' % (i))
return eval('%s:%s' % (l1, ' or '.join(l2)))
def l_not(f):
return eval('lambda v,f=f:not f(v)')
def isdummyroutine(rout):
try:
return rout['f2pyenhancements']['fortranname'] == ''
except KeyError:
return 0
def getfortranname(rout):
try:
name = rout['f2pyenhancements']['fortranname']
if name == '':
raise KeyError
if not name:
errmess('Failed to use fortranname from %s\n' %
(rout['f2pyenhancements']))
raise KeyError
except KeyError:
name = rout['name']
return name
def getmultilineblock(rout, blockname, comment=1, counter=0):
try:
r = rout['f2pyenhancements'].get(blockname)
except KeyError:
return
if not r:
return
if counter > 0 and isinstance(r, str):
return
if isinstance(r, list):
if counter >= len(r):
return
r = r[counter]
if r[:3] == "'''":
if comment:
r = '\t/* start ' + blockname + \
' multiline (' + repr(counter) + ') */\n' + r[3:]
else:
r = r[3:]
if r[-3:] == "'''":
if comment:
r = r[:-3] + '\n\t/* end multiline (' + repr(counter) + ')*/'
else:
r = r[:-3]
else:
errmess("%s multiline block should end with `'''`: %s\n"
% (blockname, repr(r)))
return r
def getcallstatement(rout):
return getmultilineblock(rout, 'callstatement')
def getcallprotoargument(rout, cb_map={}):
r = getmultilineblock(rout, 'callprotoargument', comment=0)
if r:
return r
if hascallstatement(rout):
outmess(
'warning: callstatement is defined without callprotoargument\n')
return
from .capi_maps import getctype
arg_types, arg_types2 = [], []
if l_and(isstringfunction, l_not(isfunction_wrap))(rout):
arg_types.extend(['char*', 'size_t'])
for n in rout['args']:
var = rout['vars'][n]
if isintent_callback(var):
continue
if n in cb_map:
ctype = cb_map[n] + '_typedef'
else:
ctype = getctype(var)
if l_and(isintent_c, l_or(isscalar, iscomplex))(var):
pass
elif isstring(var):
pass
else:
if not isattr_value(var):
ctype = ctype + '*'
if ((isstring(var)
or isarrayofstrings(var) # obsolete?
or isstringarray(var))):
arg_types2.append('size_t')
arg_types.append(ctype)
proto_args = ','.join(arg_types + arg_types2)
if not proto_args:
proto_args = 'void'
return proto_args
def getusercode(rout):
return getmultilineblock(rout, 'usercode')
def getusercode1(rout):
return getmultilineblock(rout, 'usercode', counter=1)
def getpymethoddef(rout):
return getmultilineblock(rout, 'pymethoddef')
def getargs(rout):
sortargs, args = [], []
if 'args' in rout:
args = rout['args']
if 'sortvars' in rout:
for a in rout['sortvars']:
if a in args:
sortargs.append(a)
for a in args:
if a not in sortargs:
sortargs.append(a)
else:
sortargs = rout['args']
return args, sortargs
def getargs2(rout):
sortargs, args = [], rout.get('args', [])
auxvars = [a for a in rout['vars'].keys() if isintent_aux(rout['vars'][a])
and a not in args]
args = auxvars + args
if 'sortvars' in rout:
for a in rout['sortvars']:
if a in args:
sortargs.append(a)
for a in args:
if a not in sortargs:
sortargs.append(a)
else:
sortargs = auxvars + rout['args']
return args, sortargs
def getrestdoc(rout):
if 'f2pymultilines' not in rout:
return None
k = None
if rout['block'] == 'python module':
k = rout['block'], rout['name']
return rout['f2pymultilines'].get(k, None)
def gentitle(name):
ln = (80 - len(name) - 6) // 2
return '/*%s %s %s*/' % (ln * '*', name, ln * '*')
def flatlist(lst):
if isinstance(lst, list):
return reduce(lambda x, y, f=flatlist: x + f(y), lst, [])
return [lst]
def stripcomma(s):
if s and s[-1] == ',':
return s[:-1]
return s
def replace(str, d, defaultsep=''):
if isinstance(d, list):
return [replace(str, _m, defaultsep) for _m in d]
if isinstance(str, list):
return [replace(_m, d, defaultsep) for _m in str]
for k in 2 * list(d.keys()):
if k == 'separatorsfor':
continue
if 'separatorsfor' in d and k in d['separatorsfor']:
sep = d['separatorsfor'][k]
else:
sep = defaultsep
if isinstance(d[k], list):
str = str.replace('#%s#' % (k), sep.join(flatlist(d[k])))
else:
str = str.replace('#%s#' % (k), d[k])
return str
def dictappend(rd, ar):
if isinstance(ar, list):
for a in ar:
rd = dictappend(rd, a)
return rd
for k in ar.keys():
if k[0] == '_':
continue
if k in rd:
if isinstance(rd[k], str):
rd[k] = [rd[k]]
if isinstance(rd[k], list):
if isinstance(ar[k], list):
rd[k] = rd[k] + ar[k]
else:
rd[k].append(ar[k])
elif isinstance(rd[k], dict):
if isinstance(ar[k], dict):
if k == 'separatorsfor':
for k1 in ar[k].keys():
if k1 not in rd[k]:
rd[k][k1] = ar[k][k1]
else:
rd[k] = dictappend(rd[k], ar[k])
else:
rd[k] = ar[k]
return rd
def applyrules(rules, d, var={}):
ret = {}
if isinstance(rules, list):
for r in rules:
rr = applyrules(r, d, var)
ret = dictappend(ret, rr)
if '_break' in rr:
break
return ret
if '_check' in rules and (not rules['_check'](var)):
return ret
if 'need' in rules:
res = applyrules({'needs': rules['need']}, d, var)
if 'needs' in res:
cfuncs.append_needs(res['needs'])
for k in rules.keys():
if k == 'separatorsfor':
ret[k] = rules[k]
continue
if isinstance(rules[k], str):
ret[k] = replace(rules[k], d)
elif isinstance(rules[k], list):
ret[k] = []
for i in rules[k]:
ar = applyrules({k: i}, d, var)
if k in ar:
ret[k].append(ar[k])
elif k[0] == '_':
continue
elif isinstance(rules[k], dict):
ret[k] = []
for k1 in rules[k].keys():
if isinstance(k1, types.FunctionType) and k1(var):
if isinstance(rules[k][k1], list):
for i in rules[k][k1]:
if isinstance(i, dict):
res = applyrules({'supertext': i}, d, var)
if 'supertext' in res:
i = res['supertext']
else:
i = ''
ret[k].append(replace(i, d))
else:
i = rules[k][k1]
if isinstance(i, dict):
res = applyrules({'supertext': i}, d)
if 'supertext' in res:
i = res['supertext']
else:
i = ''
ret[k].append(replace(i, d))
else:
errmess('applyrules: ignoring rule %s.\n' % repr(rules[k]))
if isinstance(ret[k], list):
if len(ret[k]) == 1:
ret[k] = ret[k][0]
if ret[k] == []:
del ret[k]
return ret
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