Struct ndarray_npz::NpyView
source · pub struct NpyView<'a> { /* private fields */ }
Expand description
Immutable view of memory-mapped .npy
files within an .npz
file.
Does not automatically verify CRC-32 checksum.
Implementations§
source§impl<'a> NpyView<'a>
impl<'a> NpyView<'a>
sourcepub fn status(&self) -> ChecksumStatus
pub fn status(&self) -> ChecksumStatus
CRC-32 checksum status.
sourcepub fn verify(&mut self) -> Result<u32, ViewNpzError>
pub fn verify(&mut self) -> Result<u32, ViewNpzError>
Verifies and returns CRC-32 checksum by reading the whole array.
Changes checksum status
to Outdated
if invalid or to Correct
if valid.
Errors
Fails with ZipError::Io
if the checksum is invalid.
sourcepub fn view<A, D>(&self) -> Result<ArrayView<'_, A, D>, ViewNpzError>where
A: ViewElement,
D: Dimension,
pub fn view<A, D>(&self) -> Result<ArrayView<'_, A, D>, ViewNpzError>where A: ViewElement, D: Dimension,
Returns an immutable view of a memory-mapped .npy
file.
Iterates over bool
array to ensure 0x00
/0x01
values.
Errors
Viewing an .npy
file can fail with ViewNpyError
.