Apache Arrow (C++)
A columnar in-memory analytics layer designed to accelerate big data.
helpers.h
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17 
18 #ifndef PYARROW_HELPERS_H
19 #define PYARROW_HELPERS_H
20 
21 #include "arrow/python/platform.h"
22 
23 #include <memory>
24 #include <string>
25 #include <utility>
26 
27 #include "arrow/type.h"
28 #include "arrow/util/macros.h"
29 #include "arrow/util/visibility.h"
30 
31 namespace arrow {
32 namespace py {
33 
34 class OwnedRef;
35 
36 ARROW_EXPORT
37 std::shared_ptr<DataType> GetPrimitiveType(Type::type type);
38 
39 namespace internal {
40 
41 Status ImportModule(const std::string& module_name, OwnedRef* ref);
42 Status ImportFromModule(const OwnedRef& module, const std::string& module_name,
43  OwnedRef* ref);
44 
45 Status PythonDecimalToString(PyObject* python_decimal, std::string* out);
46 
47 Status InferDecimalPrecisionAndScale(PyObject* python_decimal, int* precision = NULLPTR,
48  int* scale = NULLPTR);
49 
50 PyObject* DecimalFromString(PyObject* decimal_constructor,
51  const std::string& decimal_string);
52 
53 } // namespace internal
54 } // namespace py
55 } // namespace arrow
56 
57 #endif // PYARROW_HELPERS_H
type
Definition: type.h:45
#define NULLPTR
Definition: macros.h:69
std::shared_ptr< DataType > GetPrimitiveType(Type::type type)
Top-level namespace for Apache Arrow C++ API.
Definition: allocator.h:29