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annotate pycall.cc @ 328:5782d7932529

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Automatically convert Python 2 'int' type to Octave int64 (fixes issue #56) * oct-py-types.cc, oct-py-types.h (pytave::extract_py_int64): New function. * python_to_octave.cc (pytave::pyobj_to_octvalue): Convert Python 2 'int' to Octave int64 type. * @py/py.m, pycall.cc: Add %!tests for Python 'int' and 'long' type handling, conditional on Python version.
author Mike Miller <mtmiller@octave.org>
date Sat, 13 Aug 2016 23:52:57 -0700
parents 15c20ab4b80a
children cee203ea6245
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1 /*
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2
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3 Copyright (C) 2015-2016 Mike Miller
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4
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5 This file is part of Pytave.
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6
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7 Pytave is free software: you can redistribute it and/or modify it
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8 under the terms of the GNU General Public License as published by the
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9 Free Software Foundation, either version 3 of the License, or (at your
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10 option) any later version.
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11
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12 Pytave is distributed in the hope that it will be useful, but WITHOUT
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13 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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14 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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15 for more details.
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16
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17 You should have received a copy of the GNU General Public License
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18 along with Pytave; see the file COPYING. If not, see
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19 <http://www.gnu.org/licenses/>.
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20
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21 */
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22
132
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23 #if defined (HAVE_CONFIG_H)
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24 # include <config.h>
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25 #endif
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26
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27 #include <boost/python.hpp>
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28 #include <boost/python/numeric.hpp>
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29
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30 #include <octave/oct.h>
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31 #include <octave/parse.h>
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32
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33 #define PYTAVE_DO_DECLARE_SYMBOL
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34 #include "arrayobjectdefs.h"
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35 #include "exceptions.h"
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36 #include "octave_to_python.h"
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37 #include "python_to_octave.h"
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38 #include "pytave_utils.h"
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39
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40 using namespace boost::python;
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41
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42 DEFUN_DLD (pycall, args, nargout,
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43 "-*- texinfo -*-\n\
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44 @deftypefn {} {} pycall (@var{func})\n\
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45 @deftypefnx {} {@var{x} =} pycall (@var{func})\n\
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46 @deftypefnx {} {@var{x} =} pycall (@var{func}, @var{arg1}, @var{arg2}, @dots{})\n\
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47 Call a Python function or callable, passing Octave values as arguments.\n\
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48 \n\
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49 Examples:\n\
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50 @example\n\
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51 @group\n\
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52 pycall (\"float\", 6)\n\
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53 @result{} 6\n\
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54 pycall (\"os.getuid\")\n\
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55 @result{} ...\n\
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56 pycall (\"math.sqrt\", 2)\n\
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57 @result{} 1.4142\n\
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58 @end group\n\
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59 @end example\n\
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60 \n\
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61 If the callable has no return, and an lvalue is specified, it will be set\n\
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62 to @code{None}. However, if no lvalue was specified, @code{ans} will not\n\
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63 be set. For example:\n\
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64 @example\n\
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65 @group\n\
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66 s = pyeval (\"set([1, 2])\");\n\
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67 pycall (s.add, 3)\n\
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68 \n\
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69 r = pycall (s.add, 4)\n\
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70 @result{} r = [pyobject ...]\n\
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71 \n\
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72 None\n\
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73 \n\
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74 @end group\n\
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75 @end example\n\
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76 \n\
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77 @seealso{pyeval, pyexec}\n\
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78 @end deftypefn")
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79 {
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80 octave_value_list retval;
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81 std::string id;
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82
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83 int nargin = args.length ();
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84
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85 if (nargin < 1)
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86 {
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87 print_usage ();
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88 return retval;
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89 }
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90
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91 Py_Initialize ();
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92
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93 pytave::init_exceptions ();
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94 numeric::array::set_module_and_type ("numpy", "ndarray");
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95 _import_array ();
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96
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97 try
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98 {
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99 object callable;
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100 pytave::get_object_from_python (args(0), callable);
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101 if (callable.is_none ())
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102 error("pycall: FUNC must be a string or a Python reference");
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103
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104 PyObject *pyargs = PyTuple_New (nargin - 1);
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105 for (int i = 1; i < nargin; i++)
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106 {
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107 object arg;
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108 pytave::octvalue_to_pyobj (arg, args(i));
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109 PyObject *obj = arg.ptr ();
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110 Py_INCREF (obj);
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111 PyTuple_SET_ITEM (pyargs, i - 1, obj);
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112 }
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113
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114 PyObject *result = PyEval_CallObjectWithKeywords (callable.ptr (), pyargs, 0);
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115 object res = object (handle<PyObject> (result));
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116
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117 // Ensure reasonable "ans" behaviour, consistent with Python's "_".
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118 if (nargout > 0 || ! res.is_none ())
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119 {
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120 octave_value val;
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121 pytave::pyobj_to_octvalue (val, res);
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122 retval(0) = val;
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123 }
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124 }
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125 catch (pytave::object_convert_exception const &)
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126 {
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127 error ("pyexec: error in return value type conversion");
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128 }
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129 catch (pytave::value_convert_exception const &)
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130 {
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131 error ("pycall: error in argument type conversion");
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132 }
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133 catch (error_already_set const &)
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134 {
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135 std::string message = pytave::fetch_exception_message ();
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136 error ("pycall: %s", message.c_str ());
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137 }
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139 return retval;
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140 }
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142 /*
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143 %!assert (ischar (pycall ("os.getcwd")))
ac377ace2ee4 More unit tests of pycall and pyeval
Mike Miller <mtmiller@octave.org>
parents: 184
diff changeset
144 %!assert (isreal (pycall ("random.random")))
327
15c20ab4b80a Do not automatically convert Python integer types to Octave (see issue #56)
Mike Miller <mtmiller@octave.org>
parents: 309
diff changeset
145 %!assert (double (pycall ("math.exp", 3)), exp (3))
15c20ab4b80a Do not automatically convert Python integer types to Octave (see issue #56)
Mike Miller <mtmiller@octave.org>
parents: 309
diff changeset
146 %!assert (double (pycall ("math.trunc", pi)), fix (pi))
15c20ab4b80a Do not automatically convert Python integer types to Octave (see issue #56)
Mike Miller <mtmiller@octave.org>
parents: 309
diff changeset
147 %!assert (double (pycall ("math.sqrt", 2)), sqrt (2))
15c20ab4b80a Do not automatically convert Python integer types to Octave (see issue #56)
Mike Miller <mtmiller@octave.org>
parents: 309
diff changeset
148 %!assert (double (pycall ("cmath.sqrt", 2j)), sqrt (2j))
15c20ab4b80a Do not automatically convert Python integer types to Octave (see issue #56)
Mike Miller <mtmiller@octave.org>
parents: 309
diff changeset
149 %!assert (double (pycall ("int", 10.2)), 10)
235
bbf0b7a4e117 Return pyobject from pycall too, similar to pyeval (fixes issue #28)
Abhinav Tripathi <genuinelucifer@gmail.com>
parents: 234
diff changeset
150 %!assert (isa (pycall ("object"), "pyobject"))
281
b06df69f4b37 Remove unused code and add tests to pycall
Abhinav Tripathi <genuinelucifer@gmail.com>
parents: 279
diff changeset
151 %!assert (isa (pycall ("dict"), "pyobject"))
b06df69f4b37 Remove unused code and add tests to pycall
Abhinav Tripathi <genuinelucifer@gmail.com>
parents: 279
diff changeset
152 %!assert (isa (pycall ("list"), "pyobject"))
b06df69f4b37 Remove unused code and add tests to pycall
Abhinav Tripathi <genuinelucifer@gmail.com>
parents: 279
diff changeset
153 %!assert (isa (pycall ("tuple"), "pyobject"))
190
ac377ace2ee4 More unit tests of pycall and pyeval
Mike Miller <mtmiller@octave.org>
parents: 184
diff changeset
154
ac377ace2ee4 More unit tests of pycall and pyeval
Mike Miller <mtmiller@octave.org>
parents: 184
diff changeset
155 ## Test argument type conversion of values into Python
ac377ace2ee4 More unit tests of pycall and pyeval
Mike Miller <mtmiller@octave.org>
parents: 184
diff changeset
156 %!test
230
262832ae684f pycall: fix test failure with Python 2
Mike Miller <mtmiller@octave.org>
parents: 228
diff changeset
157 %! pyexec (["def typename(x):\n" ...
262832ae684f pycall: fix test failure with Python 2
Mike Miller <mtmiller@octave.org>
parents: 228
diff changeset
158 %! " s = type(x).__name__\n" ...
262832ae684f pycall: fix test failure with Python 2
Mike Miller <mtmiller@octave.org>
parents: 228
diff changeset
159 %! " if s == 'long':\n" ...
262832ae684f pycall: fix test failure with Python 2
Mike Miller <mtmiller@octave.org>
parents: 228
diff changeset
160 %! " return 'int'\n" ...
262832ae684f pycall: fix test failure with Python 2
Mike Miller <mtmiller@octave.org>
parents: 228
diff changeset
161 %! " return s"]);
197
d6c44d680482 Convert Octave scalars into Python scalars (fixes issue #14)
Mike Miller <mtmiller@octave.org>
parents: 195
diff changeset
162 %!assert (pycall ("typename", 0), "float")
d6c44d680482 Convert Octave scalars into Python scalars (fixes issue #14)
Mike Miller <mtmiller@octave.org>
parents: 195
diff changeset
163 %!assert (pycall ("typename", pi), "float")
d6c44d680482 Convert Octave scalars into Python scalars (fixes issue #14)
Mike Miller <mtmiller@octave.org>
parents: 195
diff changeset
164 %!assert (pycall ("typename", 2j), "complex")
d6c44d680482 Convert Octave scalars into Python scalars (fixes issue #14)
Mike Miller <mtmiller@octave.org>
parents: 195
diff changeset
165 %!assert (pycall ("typename", int32 (0)), "int")
d6c44d680482 Convert Octave scalars into Python scalars (fixes issue #14)
Mike Miller <mtmiller@octave.org>
parents: 195
diff changeset
166 %!assert (pycall ("typename", false), "bool")
d6c44d680482 Convert Octave scalars into Python scalars (fixes issue #14)
Mike Miller <mtmiller@octave.org>
parents: 195
diff changeset
167 %!assert (pycall ("typename", true), "bool")
190
ac377ace2ee4 More unit tests of pycall and pyeval
Mike Miller <mtmiller@octave.org>
parents: 184
diff changeset
168 %!assert (pycall ("typename", "Hello world"), "str")
ac377ace2ee4 More unit tests of pycall and pyeval
Mike Miller <mtmiller@octave.org>
parents: 184
diff changeset
169 %!assert (pycall ("typename", char ([1, 2, 3])), "str")
ac377ace2ee4 More unit tests of pycall and pyeval
Mike Miller <mtmiller@octave.org>
parents: 184
diff changeset
170
303
0d94e42bacf6 Convert Octave cell array to Python list (fixes issue #41)
Mike Miller <mtmiller@octave.org>
parents: 281
diff changeset
171 ## Test construction of sequence types from cell arrays
0d94e42bacf6 Convert Octave cell array to Python list (fixes issue #41)
Mike Miller <mtmiller@octave.org>
parents: 281
diff changeset
172 %!assert (char (pycall ("list")), "[]")
0d94e42bacf6 Convert Octave cell array to Python list (fixes issue #41)
Mike Miller <mtmiller@octave.org>
parents: 281
diff changeset
173 %!assert (char (pycall ("list", {})), "[]")
0d94e42bacf6 Convert Octave cell array to Python list (fixes issue #41)
Mike Miller <mtmiller@octave.org>
parents: 281
diff changeset
174 %!assert (char (pycall ("list", {1, 2, 3})), "[1.0, 2.0, 3.0]")
0d94e42bacf6 Convert Octave cell array to Python list (fixes issue #41)
Mike Miller <mtmiller@octave.org>
parents: 281
diff changeset
175 %!assert (char (pycall ("list", {int8(1), int8(2), int8(3)})), "[1, 2, 3]")
0d94e42bacf6 Convert Octave cell array to Python list (fixes issue #41)
Mike Miller <mtmiller@octave.org>
parents: 281
diff changeset
176 %!assert (char (pycall ("tuple")), "()")
0d94e42bacf6 Convert Octave cell array to Python list (fixes issue #41)
Mike Miller <mtmiller@octave.org>
parents: 281
diff changeset
177 %!assert (char (pycall ("tuple", {})), "()")
0d94e42bacf6 Convert Octave cell array to Python list (fixes issue #41)
Mike Miller <mtmiller@octave.org>
parents: 281
diff changeset
178 %!assert (char (pycall ("tuple", {1, 2, 3})), "(1.0, 2.0, 3.0)")
0d94e42bacf6 Convert Octave cell array to Python list (fixes issue #41)
Mike Miller <mtmiller@octave.org>
parents: 281
diff changeset
179 %!assert (char (pycall ("tuple", {int8(1), int8(2), int8(3)})), "(1, 2, 3)")
0d94e42bacf6 Convert Octave cell array to Python list (fixes issue #41)
Mike Miller <mtmiller@octave.org>
parents: 281
diff changeset
180 %!error (pycall ("list", {1, 2, 3; 4, 5, 6}))
0d94e42bacf6 Convert Octave cell array to Python list (fixes issue #41)
Mike Miller <mtmiller@octave.org>
parents: 281
diff changeset
181 %!error (pycall ("dict", {1, 2, 3}))
0d94e42bacf6 Convert Octave cell array to Python list (fixes issue #41)
Mike Miller <mtmiller@octave.org>
parents: 281
diff changeset
182
198
377f2dc057ea pycall: add more tests for preservation of values to and from Python
Mike Miller <mtmiller@octave.org>
parents: 197
diff changeset
183 ## Test round trip type preservation / conversion
377f2dc057ea pycall: add more tests for preservation of values to and from Python
Mike Miller <mtmiller@octave.org>
parents: 197
diff changeset
184 %!test
377f2dc057ea pycall: add more tests for preservation of values to and from Python
Mike Miller <mtmiller@octave.org>
parents: 197
diff changeset
185 %! pyexec ("def roundtrip(x): return x");
377f2dc057ea pycall: add more tests for preservation of values to and from Python
Mike Miller <mtmiller@octave.org>
parents: 197
diff changeset
186 %! values = { 0, pi, 2j, eps, false, true, version, "Hello world", ...
377f2dc057ea pycall: add more tests for preservation of values to and from Python
Mike Miller <mtmiller@octave.org>
parents: 197
diff changeset
187 %! [1, 2, 3], eye (4) };
377f2dc057ea pycall: add more tests for preservation of values to and from Python
Mike Miller <mtmiller@octave.org>
parents: 197
diff changeset
188 %! for i = 1:numel (values)
377f2dc057ea pycall: add more tests for preservation of values to and from Python
Mike Miller <mtmiller@octave.org>
parents: 197
diff changeset
189 %! assert (pycall ("roundtrip", values{i}), values{i});
377f2dc057ea pycall: add more tests for preservation of values to and from Python
Mike Miller <mtmiller@octave.org>
parents: 197
diff changeset
190 %! endfor
377f2dc057ea pycall: add more tests for preservation of values to and from Python
Mike Miller <mtmiller@octave.org>
parents: 197
diff changeset
191
304
a133564f4af7 Convert integer types to appropriate Python int or long types (fixes issue #55)
Mike Miller <mtmiller@octave.org>
parents: 303
diff changeset
192 ## Test conversion of integer types into Python
a133564f4af7 Convert integer types to appropriate Python int or long types (fixes issue #55)
Mike Miller <mtmiller@octave.org>
parents: 303
diff changeset
193 %!assert (pycall (pyeval ("lambda x: type(x) == type(0) and x == 0"), int8 (0)))
a133564f4af7 Convert integer types to appropriate Python int or long types (fixes issue #55)
Mike Miller <mtmiller@octave.org>
parents: 303
diff changeset
194 %!assert (pycall (pyeval ("lambda x: type(x) == type(0) and x == -2**7 "), intmin ("int8")))
a133564f4af7 Convert integer types to appropriate Python int or long types (fixes issue #55)
Mike Miller <mtmiller@octave.org>
parents: 303
diff changeset
195 %!assert (pycall (pyeval ("lambda x: type(x) == type(0) and x == 2**7 -1"), intmax ("int8")))
a133564f4af7 Convert integer types to appropriate Python int or long types (fixes issue #55)
Mike Miller <mtmiller@octave.org>
parents: 303
diff changeset
196 %!assert (pycall (pyeval ("lambda x: type(x) == type(0) and x == 0"), intmin ("uint8")))
a133564f4af7 Convert integer types to appropriate Python int or long types (fixes issue #55)
Mike Miller <mtmiller@octave.org>
parents: 303
diff changeset
197 %!assert (pycall (pyeval ("lambda x: type(x) == type(0) and x == 2**8 -1"), intmax ("uint8")))
a133564f4af7 Convert integer types to appropriate Python int or long types (fixes issue #55)
Mike Miller <mtmiller@octave.org>
parents: 303
diff changeset
198 %!assert (pycall (pyeval ("lambda x: type(x) == type(0) and x == 0"), int16 (0)))
a133564f4af7 Convert integer types to appropriate Python int or long types (fixes issue #55)
Mike Miller <mtmiller@octave.org>
parents: 303
diff changeset
199 %!assert (pycall (pyeval ("lambda x: type(x) == type(0) and x == -2**15 "), intmin ("int16")))
a133564f4af7 Convert integer types to appropriate Python int or long types (fixes issue #55)
Mike Miller <mtmiller@octave.org>
parents: 303
diff changeset
200 %!assert (pycall (pyeval ("lambda x: type(x) == type(0) and x == 2**15-1"), intmax ("int16")))
a133564f4af7 Convert integer types to appropriate Python int or long types (fixes issue #55)
Mike Miller <mtmiller@octave.org>
parents: 303
diff changeset
201 %!assert (pycall (pyeval ("lambda x: type(x) == type(0) and x == 0"), intmin ("uint16")))
a133564f4af7 Convert integer types to appropriate Python int or long types (fixes issue #55)
Mike Miller <mtmiller@octave.org>
parents: 303
diff changeset
202 %!assert (pycall (pyeval ("lambda x: type(x) == type(0) and x == 2**16-1"), intmax ("uint16")))
a133564f4af7 Convert integer types to appropriate Python int or long types (fixes issue #55)
Mike Miller <mtmiller@octave.org>
parents: 303
diff changeset
203 %!assert (pycall (pyeval ("lambda x: type(x) == type(0) and x == 0"), int32 (0)))
a133564f4af7 Convert integer types to appropriate Python int or long types (fixes issue #55)
Mike Miller <mtmiller@octave.org>
parents: 303
diff changeset
204 %!assert (pycall (pyeval ("lambda x: type(x) == type(0) and x == -2**31 "), intmin ("int32")))
a133564f4af7 Convert integer types to appropriate Python int or long types (fixes issue #55)
Mike Miller <mtmiller@octave.org>
parents: 303
diff changeset
205 %!assert (pycall (pyeval ("lambda x: type(x) == type(0) and x == 2**31-1"), intmax ("int32")))
a133564f4af7 Convert integer types to appropriate Python int or long types (fixes issue #55)
Mike Miller <mtmiller@octave.org>
parents: 303
diff changeset
206 %!assert (pycall (pyeval ("lambda x: type(x) == type(2**64) and x == 0"), intmin ("uint32")))
a133564f4af7 Convert integer types to appropriate Python int or long types (fixes issue #55)
Mike Miller <mtmiller@octave.org>
parents: 303
diff changeset
207 %!assert (pycall (pyeval ("lambda x: type(x) == type(2**64) and x == 2**32-1"), intmax ("uint32")))
a133564f4af7 Convert integer types to appropriate Python int or long types (fixes issue #55)
Mike Miller <mtmiller@octave.org>
parents: 303
diff changeset
208 %!assert (pycall (pyeval ("lambda x: type(x) == type(2**64) and x == 0"), int64 (0)))
a133564f4af7 Convert integer types to appropriate Python int or long types (fixes issue #55)
Mike Miller <mtmiller@octave.org>
parents: 303
diff changeset
209 %!assert (pycall (pyeval ("lambda x: type(x) == type(2**64) and x == -2**63 "), intmin ("int64")))
a133564f4af7 Convert integer types to appropriate Python int or long types (fixes issue #55)
Mike Miller <mtmiller@octave.org>
parents: 303
diff changeset
210 %!assert (pycall (pyeval ("lambda x: type(x) == type(2**64) and x == 2**63-1"), intmax ("int64")))
a133564f4af7 Convert integer types to appropriate Python int or long types (fixes issue #55)
Mike Miller <mtmiller@octave.org>
parents: 303
diff changeset
211 %!assert (pycall (pyeval ("lambda x: type(x) == type(2**64) and x == 0"), intmin ("uint64")))
a133564f4af7 Convert integer types to appropriate Python int or long types (fixes issue #55)
Mike Miller <mtmiller@octave.org>
parents: 303
diff changeset
212 %!assert (pycall (pyeval ("lambda x: type(x) == type(2**64) and x == 2**64-1"), intmax ("uint64")))
a133564f4af7 Convert integer types to appropriate Python int or long types (fixes issue #55)
Mike Miller <mtmiller@octave.org>
parents: 303
diff changeset
213
195
459b6f5c56ed maint: prefer term "argument" over "parameter" for values passed into a function
Mike Miller <mtmiller@octave.org>
parents: 194
diff changeset
214 %!error <argument type conversion>
263
0fc1a58d7e89 Delete unnecessary newlines in one-line function definitions
Mike Miller <mtmiller@octave.org>
parents: 248
diff changeset
215 %! pyexec ("def intwrapper(x): return int(x)");
193
28173dc00d51 Add catch for value_convert_exception and a test. (fixes issue #16)
Abhinav Tripathi <genuinelucifer@gmail.com>
parents: 190
diff changeset
216 %! pycall ("intwrapper", ftp ());
28173dc00d51 Add catch for value_convert_exception and a test. (fixes issue #16)
Abhinav Tripathi <genuinelucifer@gmail.com>
parents: 190
diff changeset
217
328
5782d7932529 Automatically convert Python 2 'int' type to Octave int64 (fixes issue #56)
Mike Miller <mtmiller@octave.org>
parents: 327
diff changeset
218 ## Test conversion of integer types from Python
5782d7932529 Automatically convert Python 2 'int' type to Octave int64 (fixes issue #56)
Mike Miller <mtmiller@octave.org>
parents: 327
diff changeset
219 %!test
5782d7932529 Automatically convert Python 2 'int' type to Octave int64 (fixes issue #56)
Mike Miller <mtmiller@octave.org>
parents: 327
diff changeset
220 %! if (pyeval ("__import__('sys').hexversion >= 0x03000000"))
5782d7932529 Automatically convert Python 2 'int' type to Octave int64 (fixes issue #56)
Mike Miller <mtmiller@octave.org>
parents: 327
diff changeset
221 %! assert (isa (pycall ("int", 0), "pyobject"))
5782d7932529 Automatically convert Python 2 'int' type to Octave int64 (fixes issue #56)
Mike Miller <mtmiller@octave.org>
parents: 327
diff changeset
222 %! assert (isa (pycall ("int", 2^31-1), "pyobject"))
5782d7932529 Automatically convert Python 2 'int' type to Octave int64 (fixes issue #56)
Mike Miller <mtmiller@octave.org>
parents: 327
diff changeset
223 %! assert (isa (pycall ("int", -2^31), "pyobject"))
5782d7932529 Automatically convert Python 2 'int' type to Octave int64 (fixes issue #56)
Mike Miller <mtmiller@octave.org>
parents: 327
diff changeset
224 %! assert (double (pycall ("int", 0)), 0)
5782d7932529 Automatically convert Python 2 'int' type to Octave int64 (fixes issue #56)
Mike Miller <mtmiller@octave.org>
parents: 327
diff changeset
225 %! assert (double (pycall ("int", 2^31-1)), 2^31-1)
5782d7932529 Automatically convert Python 2 'int' type to Octave int64 (fixes issue #56)
Mike Miller <mtmiller@octave.org>
parents: 327
diff changeset
226 %! assert (double (pycall ("int", -2^31)), -2^31)
5782d7932529 Automatically convert Python 2 'int' type to Octave int64 (fixes issue #56)
Mike Miller <mtmiller@octave.org>
parents: 327
diff changeset
227 %! else
5782d7932529 Automatically convert Python 2 'int' type to Octave int64 (fixes issue #56)
Mike Miller <mtmiller@octave.org>
parents: 327
diff changeset
228 %! assert (pycall ("int", 0), int64 (0))
5782d7932529 Automatically convert Python 2 'int' type to Octave int64 (fixes issue #56)
Mike Miller <mtmiller@octave.org>
parents: 327
diff changeset
229 %! assert (pycall ("int", 2^31-1), int64 (2^31-1))
5782d7932529 Automatically convert Python 2 'int' type to Octave int64 (fixes issue #56)
Mike Miller <mtmiller@octave.org>
parents: 327
diff changeset
230 %! assert (pycall ("int", -2^31), int64 (-2^31))
5782d7932529 Automatically convert Python 2 'int' type to Octave int64 (fixes issue #56)
Mike Miller <mtmiller@octave.org>
parents: 327
diff changeset
231 %! assert (isa (pycall ("long", 0), "pyobject"))
5782d7932529 Automatically convert Python 2 'int' type to Octave int64 (fixes issue #56)
Mike Miller <mtmiller@octave.org>
parents: 327
diff changeset
232 %! assert (isa (pycall ("long", 2^31-1), "pyobject"))
5782d7932529 Automatically convert Python 2 'int' type to Octave int64 (fixes issue #56)
Mike Miller <mtmiller@octave.org>
parents: 327
diff changeset
233 %! assert (isa (pycall ("long", -2^31), "pyobject"))
5782d7932529 Automatically convert Python 2 'int' type to Octave int64 (fixes issue #56)
Mike Miller <mtmiller@octave.org>
parents: 327
diff changeset
234 %! assert (double (pycall ("long", 0)), 0)
5782d7932529 Automatically convert Python 2 'int' type to Octave int64 (fixes issue #56)
Mike Miller <mtmiller@octave.org>
parents: 327
diff changeset
235 %! assert (double (pycall ("long", 2^31-1)), 2^31-1)
5782d7932529 Automatically convert Python 2 'int' type to Octave int64 (fixes issue #56)
Mike Miller <mtmiller@octave.org>
parents: 327
diff changeset
236 %! assert (double (pycall ("long", -2^31)), -2^31)
5782d7932529 Automatically convert Python 2 'int' type to Octave int64 (fixes issue #56)
Mike Miller <mtmiller@octave.org>
parents: 327
diff changeset
237 %! endif
5782d7932529 Automatically convert Python 2 'int' type to Octave int64 (fixes issue #56)
Mike Miller <mtmiller@octave.org>
parents: 327
diff changeset
238 %!assert (isa (pycall ("int", 2^100), "pyobject"))
5782d7932529 Automatically convert Python 2 'int' type to Octave int64 (fixes issue #56)
Mike Miller <mtmiller@octave.org>
parents: 327
diff changeset
239
180
5f0d94afebe2 Added some basic tests
Abhinav Tripathi <genuinelucifer@gmail.com>
parents: 178
diff changeset
240 %!test
263
0fc1a58d7e89 Delete unnecessary newlines in one-line function definitions
Mike Miller <mtmiller@octave.org>
parents: 248
diff changeset
241 %! pyexec ("def pyfunc(x): return 2*x");
182
0bf4b7cf16ee maint: Use Octave coding style conventions for unit tests
Mike Miller <mtmiller@octave.org>
parents: 180
diff changeset
242 %! z = pycall ("pyfunc", [20 20]);
0bf4b7cf16ee maint: Use Octave coding style conventions for unit tests
Mike Miller <mtmiller@octave.org>
parents: 180
diff changeset
243 %! assert (z, [40 40])
183
2b03585d4ddd Add proper conversion of booleans between octave and python. (fixes issue #6)
Abhinav Tripathi <genuinelucifer@gmail.com>
parents: 182
diff changeset
244
2b03585d4ddd Add proper conversion of booleans between octave and python. (fixes issue #6)
Abhinav Tripathi <genuinelucifer@gmail.com>
parents: 182
diff changeset
245 %!test
184
8b97647e48f1 maint: whitespace fixes for cset 2b03585d4ddd
Mike Miller <mtmiller@octave.org>
parents: 183
diff changeset
246 %! pyexec (["def pyfunc(x):\n" ...
197
d6c44d680482 Convert Octave scalars into Python scalars (fixes issue #14)
Mike Miller <mtmiller@octave.org>
parents: 195
diff changeset
247 %! " if x is True:\n return 30\n" ...
d6c44d680482 Convert Octave scalars into Python scalars (fixes issue #14)
Mike Miller <mtmiller@octave.org>
parents: 195
diff changeset
248 %! " elif x is False:\n return 20\n" ...
184
8b97647e48f1 maint: whitespace fixes for cset 2b03585d4ddd
Mike Miller <mtmiller@octave.org>
parents: 183
diff changeset
249 %! " else:\n return 10"]);
327
15c20ab4b80a Do not automatically convert Python integer types to Octave (see issue #56)
Mike Miller <mtmiller@octave.org>
parents: 309
diff changeset
250 %! assert (double (pycall ("pyfunc", true)), 30)
15c20ab4b80a Do not automatically convert Python integer types to Octave (see issue #56)
Mike Miller <mtmiller@octave.org>
parents: 309
diff changeset
251 %! assert (double (pycall ("pyfunc", false)), 20)
15c20ab4b80a Do not automatically convert Python integer types to Octave (see issue #56)
Mike Miller <mtmiller@octave.org>
parents: 309
diff changeset
252 %! assert (double (pycall ("pyfunc", 10)), 10)
231
6fffa6219b2c Properly extract exception text from Python (fixes issue #24)
Abhinav Tripathi <genuinelucifer@gmail.com>
parents: 198
diff changeset
253
6fffa6219b2c Properly extract exception text from Python (fixes issue #24)
Abhinav Tripathi <genuinelucifer@gmail.com>
parents: 198
diff changeset
254 %!error <NameError>
263
0fc1a58d7e89 Delete unnecessary newlines in one-line function definitions
Mike Miller <mtmiller@octave.org>
parents: 248
diff changeset
255 %! pyexec ("def raiseException(): raise NameError('oops')")
231
6fffa6219b2c Properly extract exception text from Python (fixes issue #24)
Abhinav Tripathi <genuinelucifer@gmail.com>
parents: 198
diff changeset
256 %! pycall ("raiseException")
239
0401489ea58c Allow pycall to return None
Colin Macdonald <cbm@m.fsf.org>
parents: 235
diff changeset
257
0401489ea58c Allow pycall to return None
Colin Macdonald <cbm@m.fsf.org>
parents: 235
diff changeset
258 ## None as a return value
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259 %!test
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260 %! f = pyeval ("lambda: None");
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261 %! r = pycall (f);
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262 %! is_none = pyeval ("lambda x: x is None");
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263 %! assert (is_none (r))
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264
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265 ## But returning None will not set "ans"
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266 %!test
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267 %! f = pyeval ("lambda: None");
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268 %! clear ans
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269 %! pycall (f);
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270 %! assert (! exist ("ans", "var"))
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271 */