Pytorch/include/internal/pycore_format.h

#ifndef Py_INTERNAL_FORMAT_H
#define Py_INTERNAL_FORMAT_H
#ifdef __cplusplus
extern "C" {
#endif

#ifndef Py_BUILD_CORE
#  error "this header requires Py_BUILD_CORE define"
#endif

/* Format codes
 * F_LJUST      '-'
 * F_SIGN       '+'
 * F_BLANK      ' '
 * F_ALT        '#'
 * F_ZERO       '0'
 */
#define F_LJUST (1<<0)
#define F_SIGN  (1<<1)
#define F_BLANK (1<<2)
#define F_ALT   (1<<3)
#define F_ZERO  (1<<4)

#ifdef __cplusplus
}
#endif
#endif /* !Py_INTERNAL_FORMAT_H */