FM / pyarrow

/usr/local/lib64/python3.6/site-packages/pyarrow/

/usr/local/lib64/python3.6/site-packages/pyarrow

Name	Size	Mode	Actions
include/	-	0755	rm
includes/	-	0755	rm
tensorflow/	-	0755	rm
tests/	-	0755	rm
vendored/	-	0755	rm
__pycache__/	-	0755	rm
array.pxi	79609	0644	edit dl rm
benchmark.pxi	869	0644	edit dl rm
benchmark.py	856	0644	edit dl rm
builder.pxi	2688	0644	edit dl rm
cffi.py	2178	0644	edit dl rm
compat.pxi	1810	0644	edit dl rm
compat.py	1076	0644	edit dl rm
compute.py	22837	0644	edit dl rm
config.pxi	2613	0644	edit dl rm
csv.py	962	0644	edit dl rm
cuda.py	1087	0644	edit dl rm
dataset.py	33333	0644	edit dl rm
error.pxi	7807	0644	edit dl rm
feather.py	9258	0644	edit dl rm
filesystem.py	14468	0644	edit dl rm
flight.py	1794	0644	edit dl rm
fs.py	13444	0644	edit dl rm
gandiva.pyx	18447	0644	edit dl rm
hdfs.py	7527	0644	edit dl rm
io.pxi	64495	0644	edit dl rm
ipc.pxi	28821	0644	edit dl rm
ipc.py	8029	0644	edit dl rm
json.py	858	0644	edit dl rm
jvm.py	9593	0644	edit dl rm
lib.cpython-36m-x86_64-linux-gnu.so	3760528	0755	edit dl rm
lib.pxd	14442	0644	edit dl rm
lib.pyx	4373	0644	edit dl rm
libarrow.so.600	48162600	0755	edit dl rm
libarrow_dataset.so.600	2541120	0755	edit dl rm
libarrow_flight.so.600	12999784	0755	edit dl rm
libarrow_python.so.600	1848920	0755	edit dl rm
libarrow_python_flight.so.600	112728	0755	edit dl rm
libparquet.so.600	4458552	0755	edit dl rm
libplasma.so.600	251296	0755	edit dl rm
lib_api.h	19153	0644	edit dl rm
memory.pxi	7451	0644	edit dl rm
orc.py	5269	0644	edit dl rm
pandas-shim.pxi	7987	0644	edit dl rm
pandas_compat.py	42243	0644	edit dl rm
parquet.py	86844	0644	edit dl rm
plasma-store-server	482776	0755	edit dl rm
plasma.py	6075	0644	edit dl rm
public-api.pxi	12814	0644	edit dl rm
scalar.pxi	29182	0644	edit dl rm
serialization.pxi	19086	0644	edit dl rm
serialization.py	18202	0644	edit dl rm
table.pxi	72277	0644	edit dl rm
tensor.pxi	34311	0644	edit dl rm
types.pxi	79432	0644	edit dl rm
types.py	10381	0644	edit dl rm
util.py	5001	0644	edit dl rm
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_csv.cpython-36m-x86_64-linux-gnu.so	312168	0755	edit dl rm
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_cuda.pxd	1922	0644	edit dl rm
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_dataset.cpython-36m-x86_64-linux-gnu.so	1080168	0755	edit dl rm
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_dataset_orc.cpython-36m-x86_64-linux-gnu.so	52536	0755	edit dl rm
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_feather.cpython-36m-x86_64-linux-gnu.so	94280	0755	edit dl rm
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_flight.cpython-36m-x86_64-linux-gnu.so	1124664	0755	edit dl rm
_flight.pyx	93532	0644	edit dl rm
_fs.cpython-36m-x86_64-linux-gnu.so	469992	0755	edit dl rm
_fs.pxd	2484	0644	edit dl rm
_fs.pyx	40017	0644	edit dl rm
_generated_version.py	142	0644	edit dl rm
_hdfs.cpython-36m-x86_64-linux-gnu.so	127352	0755	edit dl rm
_hdfs.pyx	5471	0644	edit dl rm
_hdfsio.cpython-36m-x86_64-linux-gnu.so	208096	0755	edit dl rm
_hdfsio.pyx	13681	0644	edit dl rm
_json.cpython-36m-x86_64-linux-gnu.so	90616	0755	edit dl rm
_json.pyx	8406	0644	edit dl rm
_orc.cpython-36m-x86_64-linux-gnu.so	109776	0755	edit dl rm
_orc.pxd	2350	0644	edit dl rm
_orc.pyx	5151	0644	edit dl rm
_parquet.cpython-36m-x86_64-linux-gnu.so	507792	0755	edit dl rm
_parquet.pxd	22084	0644	edit dl rm
_parquet.pyx	47997	0644	edit dl rm
_plasma.cpython-36m-x86_64-linux-gnu.so	259168	0755	edit dl rm
_plasma.pyx	29495	0644	edit dl rm
_s3fs.cpython-36m-x86_64-linux-gnu.so	199496	0755	edit dl rm
_s3fs.pyx	11662	0644	edit dl rm
__init__.pxd	2195	0644	edit dl rm
__init__.py	21263	0644	edit dl rm

Edit: /usr/local/lib64/python3.6/site-packages/pyarrow/_parquet.pxd (22084B)

# Licensed to the Apache Software Foundation (ASF) under one
# or more contributor license agreements.  See the NOTICE file
# distributed with this work for additional information
# regarding copyright ownership.  The ASF licenses this file
# to you under the Apache License, Version 2.0 (the
# "License"); you may not use this file except in compliance
# with the License.  You may obtain a copy of the License at
#
#   http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing,
# software distributed under the License is distributed on an
# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
# KIND, either express or implied.  See the License for the
# specific language governing permissions and limitations
# under the License.

# distutils: language = c++
# cython: language_level = 3

from pyarrow.includes.common cimport *
from pyarrow.includes.libarrow cimport (CChunkedArray, CSchema, CStatus,
                                        CTable, CMemoryPool, CBuffer,
                                        CKeyValueMetadata,
                                        CRandomAccessFile, COutputStream,
                                        TimeUnit, CRecordBatchReader)
from pyarrow.lib cimport _Weakrefable

cdef extern from "parquet/api/schema.h" namespace "parquet::schema" nogil:
    cdef cppclass Node:
        pass

cdef cppclass GroupNode(Node):
        pass

cdef cppclass PrimitiveNode(Node):
        pass

cdef cppclass ColumnPath:
        c_string ToDotString()
        vector[c_string] ToDotVector()

cdef extern from "parquet/api/schema.h" namespace "parquet" nogil:
    enum ParquetType" parquet::Type::type":
        ParquetType_BOOLEAN" parquet::Type::BOOLEAN"
        ParquetType_INT32" parquet::Type::INT32"
        ParquetType_INT64" parquet::Type::INT64"
        ParquetType_INT96" parquet::Type::INT96"
        ParquetType_FLOAT" parquet::Type::FLOAT"
        ParquetType_DOUBLE" parquet::Type::DOUBLE"
        ParquetType_BYTE_ARRAY" parquet::Type::BYTE_ARRAY"
        ParquetType_FIXED_LEN_BYTE_ARRAY" parquet::Type::FIXED_LEN_BYTE_ARRAY"

enum ParquetLogicalTypeId" parquet::LogicalType::Type::type":
        ParquetLogicalType_UNDEFINED" parquet::LogicalType::Type::UNDEFINED"
        ParquetLogicalType_STRING" parquet::LogicalType::Type::STRING"
        ParquetLogicalType_MAP" parquet::LogicalType::Type::MAP"
        ParquetLogicalType_LIST" parquet::LogicalType::Type::LIST"
        ParquetLogicalType_ENUM" parquet::LogicalType::Type::ENUM"
        ParquetLogicalType_DECIMAL" parquet::LogicalType::Type::DECIMAL"
        ParquetLogicalType_DATE" parquet::LogicalType::Type::DATE"
        ParquetLogicalType_TIME" parquet::LogicalType::Type::TIME"
        ParquetLogicalType_TIMESTAMP" parquet::LogicalType::Type::TIMESTAMP"
        ParquetLogicalType_INT" parquet::LogicalType::Type::INT"
        ParquetLogicalType_JSON" parquet::LogicalType::Type::JSON"
        ParquetLogicalType_BSON" parquet::LogicalType::Type::BSON"
        ParquetLogicalType_UUID" parquet::LogicalType::Type::UUID"
        ParquetLogicalType_NONE" parquet::LogicalType::Type::NONE"

enum ParquetTimeUnit" parquet::LogicalType::TimeUnit::unit":
        ParquetTimeUnit_UNKNOWN" parquet::LogicalType::TimeUnit::UNKNOWN"
        ParquetTimeUnit_MILLIS" parquet::LogicalType::TimeUnit::MILLIS"
        ParquetTimeUnit_MICROS" parquet::LogicalType::TimeUnit::MICROS"
        ParquetTimeUnit_NANOS" parquet::LogicalType::TimeUnit::NANOS"

enum ParquetConvertedType" parquet::ConvertedType::type":
        ParquetConvertedType_NONE" parquet::ConvertedType::NONE"
        ParquetConvertedType_UTF8" parquet::ConvertedType::UTF8"
        ParquetConvertedType_MAP" parquet::ConvertedType::MAP"
        ParquetConvertedType_MAP_KEY_VALUE \
            " parquet::ConvertedType::MAP_KEY_VALUE"
        ParquetConvertedType_LIST" parquet::ConvertedType::LIST"
        ParquetConvertedType_ENUM" parquet::ConvertedType::ENUM"
        ParquetConvertedType_DECIMAL" parquet::ConvertedType::DECIMAL"
        ParquetConvertedType_DATE" parquet::ConvertedType::DATE"
        ParquetConvertedType_TIME_MILLIS" parquet::ConvertedType::TIME_MILLIS"
        ParquetConvertedType_TIME_MICROS" parquet::ConvertedType::TIME_MICROS"
        ParquetConvertedType_TIMESTAMP_MILLIS \
            " parquet::ConvertedType::TIMESTAMP_MILLIS"
        ParquetConvertedType_TIMESTAMP_MICROS \
            " parquet::ConvertedType::TIMESTAMP_MICROS"
        ParquetConvertedType_UINT_8" parquet::ConvertedType::UINT_8"
        ParquetConvertedType_UINT_16" parquet::ConvertedType::UINT_16"
        ParquetConvertedType_UINT_32" parquet::ConvertedType::UINT_32"
        ParquetConvertedType_UINT_64" parquet::ConvertedType::UINT_64"
        ParquetConvertedType_INT_8" parquet::ConvertedType::INT_8"
        ParquetConvertedType_INT_16" parquet::ConvertedType::INT_16"
        ParquetConvertedType_INT_32" parquet::ConvertedType::INT_32"
        ParquetConvertedType_INT_64" parquet::ConvertedType::INT_64"
        ParquetConvertedType_JSON" parquet::ConvertedType::JSON"
        ParquetConvertedType_BSON" parquet::ConvertedType::BSON"
        ParquetConvertedType_INTERVAL" parquet::ConvertedType::INTERVAL"

enum ParquetRepetition" parquet::Repetition::type":
        ParquetRepetition_REQUIRED" parquet::REPETITION::REQUIRED"
        ParquetRepetition_OPTIONAL" parquet::REPETITION::OPTIONAL"
        ParquetRepetition_REPEATED" parquet::REPETITION::REPEATED"

enum ParquetEncoding" parquet::Encoding::type":
        ParquetEncoding_PLAIN" parquet::Encoding::PLAIN"
        ParquetEncoding_PLAIN_DICTIONARY" parquet::Encoding::PLAIN_DICTIONARY"
        ParquetEncoding_RLE" parquet::Encoding::RLE"
        ParquetEncoding_BIT_PACKED" parquet::Encoding::BIT_PACKED"
        ParquetEncoding_DELTA_BINARY_PACKED \
            " parquet::Encoding::DELTA_BINARY_PACKED"
        ParquetEncoding_DELTA_LENGTH_BYTE_ARRAY \
            " parquet::Encoding::DELTA_LENGTH_BYTE_ARRAY"
        ParquetEncoding_DELTA_BYTE_ARRAY" parquet::Encoding::DELTA_BYTE_ARRAY"
        ParquetEncoding_RLE_DICTIONARY" parquet::Encoding::RLE_DICTIONARY"
        ParquetEncoding_BYTE_STREAM_SPLIT \
            " parquet::Encoding::BYTE_STREAM_SPLIT"

enum ParquetCompression" parquet::Compression::type":
        ParquetCompression_UNCOMPRESSED" parquet::Compression::UNCOMPRESSED"
        ParquetCompression_SNAPPY" parquet::Compression::SNAPPY"
        ParquetCompression_GZIP" parquet::Compression::GZIP"
        ParquetCompression_LZO" parquet::Compression::LZO"
        ParquetCompression_BROTLI" parquet::Compression::BROTLI"
        ParquetCompression_LZ4" parquet::Compression::LZ4"
        ParquetCompression_ZSTD" parquet::Compression::ZSTD"

enum ParquetVersion" parquet::ParquetVersion::type":
        ParquetVersion_V1" parquet::ParquetVersion::PARQUET_1_0"
        ParquetVersion_V2_0" parquet::ParquetVersion::PARQUET_2_0"
        ParquetVersion_V2_4" parquet::ParquetVersion::PARQUET_2_4"
        ParquetVersion_V2_6" parquet::ParquetVersion::PARQUET_2_6"

enum ParquetSortOrder" parquet::SortOrder::type":
        ParquetSortOrder_SIGNED" parquet::SortOrder::SIGNED"
        ParquetSortOrder_UNSIGNED" parquet::SortOrder::UNSIGNED"
        ParquetSortOrder_UNKNOWN" parquet::SortOrder::UNKNOWN"

cdef cppclass CParquetLogicalType" parquet::LogicalType":
        c_string ToString() const
        c_string ToJSON() const
        ParquetLogicalTypeId type() const

cdef cppclass CParquetDecimalType \
            " parquet::DecimalLogicalType"(CParquetLogicalType):
        int32_t precision() const
        int32_t scale() const

cdef cppclass CParquetIntType \
            " parquet::IntLogicalType"(CParquetLogicalType):
        int bit_width() const
        c_bool is_signed() const

cdef cppclass CParquetTimeType \
            " parquet::TimeLogicalType"(CParquetLogicalType):
        c_bool is_adjusted_to_utc() const
        ParquetTimeUnit time_unit() const

cdef cppclass CParquetTimestampType \
            " parquet::TimestampLogicalType"(CParquetLogicalType):
        c_bool is_adjusted_to_utc() const
        ParquetTimeUnit time_unit() const

cdef cppclass ColumnDescriptor" parquet::ColumnDescriptor":
        c_bool Equals(const ColumnDescriptor& other)

shared_ptr[ColumnPath] path()
        int16_t max_definition_level()
        int16_t max_repetition_level()

ParquetType physical_type()
        const shared_ptr[const CParquetLogicalType]& logical_type()
        ParquetConvertedType converted_type()
        const c_string& name()
        int type_length()
        int type_precision()
        int type_scale()

cdef cppclass SchemaDescriptor:
        const ColumnDescriptor* Column(int i)
        shared_ptr[Node] schema()
        GroupNode* group()
        c_bool Equals(const SchemaDescriptor& other)
        c_string ToString()
        int num_columns()

cdef c_string FormatStatValue(ParquetType parquet_type, c_string val)

cdef extern from "parquet/api/reader.h" namespace "parquet" nogil:
    cdef cppclass ColumnReader:
        pass

cdef cppclass BoolReader(ColumnReader):
        pass

cdef cppclass Int32Reader(ColumnReader):
        pass

cdef cppclass Int64Reader(ColumnReader):
        pass

cdef cppclass Int96Reader(ColumnReader):
        pass

cdef cppclass FloatReader(ColumnReader):
        pass

cdef cppclass DoubleReader(ColumnReader):
        pass

cdef cppclass ByteArrayReader(ColumnReader):
        pass

cdef cppclass RowGroupReader:
        pass

cdef cppclass CEncodedStatistics" parquet::EncodedStatistics":
        const c_string& max() const
        const c_string& min() const
        int64_t null_count
        int64_t distinct_count
        bint has_min
        bint has_max
        bint has_null_count
        bint has_distinct_count

cdef cppclass ParquetByteArray" parquet::ByteArray":
        uint32_t len
        const uint8_t* ptr

cdef cppclass ParquetFLBA" parquet::FLBA":
        const uint8_t* ptr

cdef cppclass CStatistics" parquet::Statistics":
        int64_t null_count() const
        int64_t distinct_count() const
        int64_t num_values() const
        bint HasMinMax()
        bint HasNullCount()
        bint HasDistinctCount()
        c_bool Equals(const CStatistics&) const
        void Reset()
        c_string EncodeMin()
        c_string EncodeMax()
        CEncodedStatistics Encode()
        void SetComparator()
        ParquetType physical_type() const
        const ColumnDescriptor* descr() const

cdef cppclass CBoolStatistics" parquet::BoolStatistics"(CStatistics):
        c_bool min()
        c_bool max()

cdef cppclass CInt32Statistics" parquet::Int32Statistics"(CStatistics):
        int32_t min()
        int32_t max()

cdef cppclass CInt64Statistics" parquet::Int64Statistics"(CStatistics):
        int64_t min()
        int64_t max()

cdef cppclass CFloatStatistics" parquet::FloatStatistics"(CStatistics):
        float min()
        float max()

cdef cppclass CDoubleStatistics" parquet::DoubleStatistics"(CStatistics):
        double min()
        double max()

cdef cppclass CByteArrayStatistics \
            " parquet::ByteArrayStatistics"(CStatistics):
        ParquetByteArray min()
        ParquetByteArray max()

cdef cppclass CFLBAStatistics" parquet::FLBAStatistics"(CStatistics):
        ParquetFLBA min()
        ParquetFLBA max()

cdef cppclass CColumnChunkMetaData" parquet::ColumnChunkMetaData":
        int64_t file_offset() const
        const c_string& file_path() const

ParquetType type() const
        int64_t num_values() const
        shared_ptr[ColumnPath] path_in_schema() const
        bint is_stats_set() const
        shared_ptr[CStatistics] statistics() const
        ParquetCompression compression() const
        const vector[ParquetEncoding]& encodings() const
        c_bool Equals(const CColumnChunkMetaData&) const

int64_t has_dictionary_page() const
        int64_t dictionary_page_offset() const
        int64_t data_page_offset() const
        int64_t index_page_offset() const
        int64_t total_compressed_size() const
        int64_t total_uncompressed_size() const

cdef cppclass CRowGroupMetaData" parquet::RowGroupMetaData":
        c_bool Equals(const CRowGroupMetaData&) const
        int num_columns()
        int64_t num_rows()
        int64_t total_byte_size()
        unique_ptr[CColumnChunkMetaData] ColumnChunk(int i) const

cdef cppclass CFileMetaData" parquet::FileMetaData":
        c_bool Equals(const CFileMetaData&) const
        uint32_t size()
        int num_columns()
        int64_t num_rows()
        int num_row_groups()
        ParquetVersion version()
        const c_string created_by()
        int num_schema_elements()

void set_file_path(const c_string& path)
        void AppendRowGroups(const CFileMetaData& other) except +

unique_ptr[CRowGroupMetaData] RowGroup(int i)
        const SchemaDescriptor* schema()
        shared_ptr[const CKeyValueMetadata] key_value_metadata() const
        void WriteTo(COutputStream* dst) const

cdef shared_ptr[CFileMetaData] CFileMetaData_Make \
        " parquet::FileMetaData::Make"(const void* serialized_metadata,
                                       uint32_t* metadata_len)

cdef cppclass CReaderProperties" parquet::ReaderProperties":
        c_bool is_buffered_stream_enabled() const
        void enable_buffered_stream()
        void disable_buffered_stream()
        void set_buffer_size(int64_t buf_size)
        int64_t buffer_size() const

CReaderProperties default_reader_properties()

cdef cppclass ArrowReaderProperties:
        ArrowReaderProperties()
        void set_read_dictionary(int column_index, c_bool read_dict)
        c_bool read_dictionary()
        void set_batch_size(int64_t batch_size)
        int64_t batch_size()
        void set_pre_buffer(c_bool pre_buffer)
        c_bool pre_buffer() const
        void set_coerce_int96_timestamp_unit(TimeUnit unit)
        TimeUnit coerce_int96_timestamp_unit() const

ArrowReaderProperties default_arrow_reader_properties()

cdef cppclass ParquetFileReader:
        shared_ptr[CFileMetaData] metadata()

cdef extern from "parquet/api/writer.h" namespace "parquet" nogil:
    cdef cppclass WriterProperties:
        cppclass Builder:
            Builder* data_page_version(ParquetDataPageVersion version)
            Builder* version(ParquetVersion version)
            Builder* compression(ParquetCompression codec)
            Builder* compression(const c_string& path,
                                 ParquetCompression codec)
            Builder* compression_level(int compression_level)
            Builder* compression_level(const c_string& path,
                                       int compression_level)
            Builder* disable_dictionary()
            Builder* enable_dictionary()
            Builder* enable_dictionary(const c_string& path)
            Builder* disable_statistics()
            Builder* enable_statistics()
            Builder* enable_statistics(const c_string& path)
            Builder* data_pagesize(int64_t size)
            Builder* encoding(ParquetEncoding encoding)
            Builder* encoding(const c_string& path,
                              ParquetEncoding encoding)
            Builder* write_batch_size(int64_t batch_size)
            shared_ptr[WriterProperties] build()

cdef cppclass ArrowWriterProperties:
        cppclass Builder:
            Builder()
            Builder* disable_deprecated_int96_timestamps()
            Builder* enable_deprecated_int96_timestamps()
            Builder* coerce_timestamps(TimeUnit unit)
            Builder* allow_truncated_timestamps()
            Builder* disallow_truncated_timestamps()
            Builder* store_schema()
            Builder* enable_compliant_nested_types()
            Builder* disable_compliant_nested_types()
            Builder* set_engine_version(ArrowWriterEngineVersion version)
            shared_ptr[ArrowWriterProperties] build()
        c_bool support_deprecated_int96_timestamps()

cdef extern from "parquet/arrow/reader.h" namespace "parquet::arrow" nogil:
    cdef cppclass FileReader:
        FileReader(CMemoryPool* pool, unique_ptr[ParquetFileReader] reader)

CStatus GetSchema(shared_ptr[CSchema]* out)

CStatus ReadColumn(int i, shared_ptr[CChunkedArray]* out)
        CStatus ReadSchemaField(int i, shared_ptr[CChunkedArray]* out)

int num_row_groups()
        CStatus ReadRowGroup(int i, shared_ptr[CTable]* out)
        CStatus ReadRowGroup(int i, const vector[int]& column_indices,
                             shared_ptr[CTable]* out)

CStatus ReadRowGroups(const vector[int]& row_groups,
                              shared_ptr[CTable]* out)
        CStatus ReadRowGroups(const vector[int]& row_groups,
                              const vector[int]& column_indices,
                              shared_ptr[CTable]* out)

CStatus GetRecordBatchReader(const vector[int]& row_group_indices,
                                     const vector[int]& column_indices,
                                     unique_ptr[CRecordBatchReader]* out)
        CStatus GetRecordBatchReader(const vector[int]& row_group_indices,
                                     unique_ptr[CRecordBatchReader]* out)

CStatus ReadTable(shared_ptr[CTable]* out)
        CStatus ReadTable(const vector[int]& column_indices,
                          shared_ptr[CTable]* out)

CStatus ScanContents(vector[int] columns, int32_t column_batch_size,
                             int64_t* num_rows)

const ParquetFileReader* parquet_reader()

void set_use_threads(c_bool use_threads)

void set_batch_size(int64_t batch_size)

cdef cppclass FileReaderBuilder:
        FileReaderBuilder()
        CStatus Open(const shared_ptr[CRandomAccessFile]& file,
                     const CReaderProperties& properties,
                     const shared_ptr[CFileMetaData]& metadata)

ParquetFileReader* raw_reader()
        FileReaderBuilder* memory_pool(CMemoryPool*)
        FileReaderBuilder* properties(const ArrowReaderProperties&)
        CStatus Build(unique_ptr[FileReader]* out)

CStatus FromParquetSchema(
        const SchemaDescriptor* parquet_schema,
        const ArrowReaderProperties& properties,
        const shared_ptr[const CKeyValueMetadata]& key_value_metadata,
        shared_ptr[CSchema]* out)

cdef extern from "parquet/arrow/schema.h" namespace "parquet::arrow" nogil:

CStatus ToParquetSchema(
        const CSchema* arrow_schema,
        const ArrowReaderProperties& properties,
        const shared_ptr[const CKeyValueMetadata]& key_value_metadata,
        shared_ptr[SchemaDescriptor]* out)

cdef extern from "parquet/properties.h" namespace "parquet" nogil:
    cdef enum ArrowWriterEngineVersion:
        V1 "parquet::ArrowWriterProperties::V1",
        V2 "parquet::ArrowWriterProperties::V2"

cdef cppclass ParquetDataPageVersion:
        pass

cdef ParquetDataPageVersion ParquetDataPageVersion_V1 \
        " parquet::ParquetDataPageVersion::V1"
    cdef ParquetDataPageVersion ParquetDataPageVersion_V2 \
        " parquet::ParquetDataPageVersion::V2"

cdef extern from "parquet/arrow/writer.h" namespace "parquet::arrow" nogil:
    cdef cppclass FileWriter:

@staticmethod
        CStatus Open(const CSchema& schema, CMemoryPool* pool,
                     const shared_ptr[COutputStream]& sink,
                     const shared_ptr[WriterProperties]& properties,
                     const shared_ptr[ArrowWriterProperties]& arrow_properties,
                     unique_ptr[FileWriter]* writer)

CStatus WriteTable(const CTable& table, int64_t chunk_size)
        CStatus NewRowGroup(int64_t chunk_size)
        CStatus Close()

const shared_ptr[CFileMetaData] metadata() const

CStatus WriteMetaDataFile(
        const CFileMetaData& file_metadata,
        const COutputStream* sink)

cdef shared_ptr[WriterProperties] _create_writer_properties(
    use_dictionary=*,
    compression=*,
    version=*,
    write_statistics=*,
    data_page_size=*,
    compression_level=*,
    use_byte_stream_split=*,
    data_page_version=*) except *

cdef shared_ptr[ArrowWriterProperties] _create_arrow_writer_properties(
    use_deprecated_int96_timestamps=*,
    coerce_timestamps=*,
    allow_truncated_timestamps=*,
    writer_engine_version=*,
    use_compliant_nested_type=*) except *

cdef class ParquetSchema(_Weakrefable):
    cdef:
        FileMetaData parent  # the FileMetaData owning the SchemaDescriptor
        const SchemaDescriptor* schema

cdef class FileMetaData(_Weakrefable):
    cdef:
        shared_ptr[CFileMetaData] sp_metadata
        CFileMetaData* _metadata
        ParquetSchema _schema

cdef inline init(self, const shared_ptr[CFileMetaData]& metadata):
        self.sp_metadata = metadata
        self._metadata = metadata.get()

cdef class RowGroupMetaData(_Weakrefable):
    cdef:
        int index  # for pickling support
        unique_ptr[CRowGroupMetaData] up_metadata
        CRowGroupMetaData* metadata
        FileMetaData parent

cdef class ColumnChunkMetaData(_Weakrefable):
    cdef:
        unique_ptr[CColumnChunkMetaData] up_metadata
        CColumnChunkMetaData* metadata
        RowGroupMetaData parent

cdef inline init(self, RowGroupMetaData parent, int i):
        self.up_metadata = parent.metadata.ColumnChunk(i)
        self.metadata = self.up_metadata.get()
        self.parent = parent

cdef class Statistics(_Weakrefable):
    cdef:
        shared_ptr[CStatistics] statistics
        ColumnChunkMetaData parent

cdef inline init(self, const shared_ptr[CStatistics]& statistics,
                     ColumnChunkMetaData parent):
        self.statistics = statistics
        self.parent = parent

cmd: