Re: [f2py] Import error .pyd module

Hi again,

problem solved: python did not know the path of hello.pyd. I had to place it in python's folder DLLs, now it works :)

best regards
Mara 


-------- Original-Nachricht --------
> Datum: Sun, 17 Feb 2013 19:08:18 +0100
> Von: [email protected]
> An: f2py-users-Y4l6ocDipWCuvFJfX82//[email protected]
> Betreff: [f2py] Import error .pyd module

> Hi,
> 
> I try to use f2py for the first time. 
> f2py.py is located under C:\Python33\Scripts.
> I'm using gfortran, so I added a file distutils.cfg including the 2 lines 
> 
> [build]
> compiler = mingw32
> 
> to the directory C:\Python33\Lib\distutils.
> 
> The Fortran code hello.f is located under
> C:\Users\Mara\Desktop\PythonDoku\FortranCode and reads:
> 
> C File hello.f
>       subroutine foo (a)
>       integer a
>       print*, "Hello from Fortran!"
>       print*, "a=",a
>       end
> 
> I apply f2py as follows to this Fortran code:
> 
> C:\Users\Mara\Desktop\PythonDoku\FortranCode>python
> C:\Python33\Scripts\f2py.py
> -c -m hello hello.f
> 
> This indeed produces a file hello.pyd in the folder FortranCode. For
> completeness here the output of the shell: 
> 
> running build
> running config_cc
> unifing config_cc, config, build_clib, build_ext, build commands
> --compiler opti
> ons
> running config_fc
> unifing config_fc, config, build_clib, build_ext, build commands
> --fcompiler opt
> ions
> running build_src
> build_src
> building extension "hello" sources
> f2py options: []
> f2py:>
> c:\users\mara\appdata\local\temp\tmp7bzbwm\src.win32-3.3\hellomodule.c
> creating c:\users\mara\appdata\local\temp\tmp7bzbwm
> creating c:\users\mara\appdata\local\temp\tmp7bzbwm\src.win32-3.3
> Reading fortran codes...
>         Reading file 'hello.f' (format:fix,strict)
> Post-processing...
>         Block: hello
>                         Block: foo
> Post-processing (stage 2)...
> Building modules...
>         Building module "hello"...
>                 Constructing wrapper function "foo"...
>                   foo(a)
>         Wrote C/API module "hello" to file
> "c:\users\mara\appdata\local\temp\tmp
> 7bzbwm\src.win32-3.3\hellomodule.c"
>   adding
> 'c:\users\mara\appdata\local\temp\tmp7bzbwm\src.win32-3.3\fortranobject
> .c' to sources.
>   adding 'c:\users\mara\appdata\local\temp\tmp7bzbwm\src.win32-3.3' to
> include_d
> irs.
> copying C:\Python33\lib\site-packages\numpy\f2py\src\fortranobject.c ->
> c:\users
> \mara\appdata\local\temp\tmp7bzbwm\src.win32-3.3
> copying C:\Python33\lib\site-packages\numpy\f2py\src\fortranobject.h ->
> c:\users
> \mara\appdata\local\temp\tmp7bzbwm\src.win32-3.3
> build_src: building npy-pkg config files
> running build_ext
> Cannot build msvcr library: "msvcr100d.dll" not found
> customize Mingw32CCompiler
> customize Mingw32CCompiler using build_ext
> customize GnuFCompiler
> Could not locate executable g77
> Could not locate executable f77
> customize IntelVisualFCompiler
> Could not locate executable ifort
> Could not locate executable ifl
> customize AbsoftFCompiler
> Could not locate executable f90
> customize CompaqVisualFCompiler
> Could not locate executable DF
> customize IntelItaniumVisualFCompiler
> Could not locate executable efl
> customize Gnu95FCompiler
> Found executable C:\MinGW\bin\gfortran.exe
> Found executable C:\MinGW\bin\gfortran.exe
> customize Gnu95FCompiler
> customize Gnu95FCompiler using build_ext
> building 'hello' extension
> compiling C sources
> C compiler: gcc -O2 -Wall -Wstrict-prototypes
> 
> creating c:\users\mara\appdata\local\temp\tmp7bzbwm\Release
> creating c:\users\mara\appdata\local\temp\tmp7bzbwm\Release\users
> creating c:\users\mara\appdata\local\temp\tmp7bzbwm\Release\users\mara
> creating
> c:\users\mara\appdata\local\temp\tmp7bzbwm\Release\users\mara\appdata
> creating
> c:\users\mara\appdata\local\temp\tmp7bzbwm\Release\users\mara\appdata\l
> ocal
> creating
> c:\users\mara\appdata\local\temp\tmp7bzbwm\Release\users\mara\appdata\l
> ocal\temp
> creating
> c:\users\mara\appdata\local\temp\tmp7bzbwm\Release\users\mara\appdata\l
> ocal\temp\tmp7bzbwm
> creating
> c:\users\mara\appdata\local\temp\tmp7bzbwm\Release\users\mara\appdata\l
> ocal\temp\tmp7bzbwm\src.win32-3.3
> compile options: '-DNPY_MINGW_USE_CUSTOM_MSVCR -D__MSVCRT_VERSION__=0x1000
> -Ic:\
> users\mara\appdata\local\temp\tmp7bzbwm\src.win32-3.3
> -IC:\Python33\lib\site-pac
> kages\numpy\core\include -IC:\Python33\include -IC:\Python33\include -c'
> gcc -O2 -Wall -Wstrict-prototypes -DNPY_MINGW_USE_CUSTOM_MSVCR
> -D__MSVCRT_VERSIO
> N__=0x1000 -Ic:\users\mara\appdata\local\temp\tmp7bzbwm\src.win32-3.3
> -IC:\Pytho
> n33\lib\site-packages\numpy\core\include -IC:\Python33\include
> -IC:\Python33\inc
> lude -c
> c:\users\mara\appdata\local\temp\tmp7bzbwm\src.win32-3.3\fortranobject.c
>  -o
> c:\users\mara\appdata\local\temp\tmp7bzbwm\Release\users\mara\appdata\local\
> temp\tmp7bzbwm\src.win32-3.3\fortranobject.o
> Found executable C:\MinGW\bin\gcc.exe
> gcc -O2 -Wall -Wstrict-prototypes -DNPY_MINGW_USE_CUSTOM_MSVCR
> -D__MSVCRT_VERSIO
> N__=0x1000 -Ic:\users\mara\appdata\local\temp\tmp7bzbwm\src.win32-3.3
> -IC:\Pytho
> n33\lib\site-packages\numpy\core\include -IC:\Python33\include
> -IC:\Python33\inc
> lude -c
> c:\users\mara\appdata\local\temp\tmp7bzbwm\src.win32-3.3\hellomodule.c -
> o
> c:\users\mara\appdata\local\temp\tmp7bzbwm\Release\users\mara\appdata\local\te
> mp\tmp7bzbwm\src.win32-3.3\hellomodule.o
> compiling Fortran sources
> Fortran f77 compiler: C:\MinGW\bin\gfortran.exe -Wall -ffixed-form
> -fno-second-u
> nderscore -O3 -funroll-loops
> Fortran f90 compiler: C:\MinGW\bin\gfortran.exe -Wall
> -fno-second-underscore -O3
>  -funroll-loops
> Fortran fix compiler: C:\MinGW\bin\gfortran.exe -Wall -ffixed-form
> -fno-second-u
> nderscore -Wall -fno-second-underscore -O3 -funroll-loops
> compile options:
> '-Ic:\users\mara\appdata\local\temp\tmp7bzbwm\src.win32-3.3 -IC
> :\Python33\lib\site-packages\numpy\core\include -IC:\Python33\include
> -IC:\Pytho
> n33\include -c'
> gfortran.exe:f77: hello.f
> C:\MinGW\bin\gfortran.exe -Wall -Wall -shared
> c:\users\mara\appdata\local\temp\t
> mp7bzbwm\Release\users\mara\appdata\local\temp\tmp7bzbwm\src.win32-3.3\hellomodu
> le.o
> c:\users\mara\appdata\local\temp\tmp7bzbwm\Release\users\mara\appdata\local
> \temp\tmp7bzbwm\src.win32-3.3\fortranobject.o
> c:\users\mara\appdata\local\temp\t
> mp7bzbwm\Release\hello.o -Lc:\mingw\lib\gcc\mingw32\4.5.2
> -LC:\Python33\libs -LC
> :\Python33\PCbuild -lpython33 -lgfortran -o .\hello.pyd
> running scons
> Removing build directory c:\users\mara\appdata\local\temp\tmp7bzbwm
> 
> 
> 
> However, when I try to hello.pyd in the python shell, I obtain the
> following error:
> 
> >>> import hello
> Traceback (most recent call last):
>   File "<stdin>", line 1, in <module>
> ImportError: No module named 'hello'
> 
> I would be glad for any help! Thank you in advance,
> Mara
> 
> 
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