eckitlib

2.0.7.19 · active · verified Tue Apr 14

EcKit is a robust, cross-platform C++ toolkit developed by ECMWF, providing an abstraction layer for operating system features like multi-threading, JSON/YAML parsing, object serialization, file-system abstraction, and linear algebra. The `eckitlib` Python package serves as Python bindings for this core C++ toolkit, acting as a foundational component for higher-level scientific computing libraries within the ECMWF 'earthkit' ecosystem. It is actively maintained with frequent updates.

Warnings

gotcha When integrating with other libraries, particularly those dealing with network I/O or system resources, be aware of potential conflicts. Specifically, versions of `eckitlib` (e.g., >= 1.29.2) have been known to conflict with `pycurl` due to underlying `libcurl` dependencies.
Fix: Review dependency trees for `libcurl` versions. Consider isolating environments or checking for updated versions of `eckitlib` and `pycurl` that resolve the conflict, or use an alternative to `pycurl` if feasible.
gotcha Other ECMWF Python libraries (e.g., `odclib`, `eccodeslib`) often have strict version pinning on `eckitlib` (e.g., `eckitlib==1.32.4.8`). Upgrading `eckitlib` independently might lead to dependency resolution issues or runtime errors in these co-dependent packages.
Fix: Always upgrade related ECMWF libraries in conjunction with `eckitlib`. Consult the documentation or release notes of dependent packages for compatible `eckitlib` versions to avoid conflicts. Consider using a common environment management tool (e.g., `conda`) to manage complex dependency graphs.
gotcha The `ecmwf/eckit` GitHub repository, which is the source for `eckitlib`, does not use GitHub Releases for versioning, making it challenging to track breaking changes or specific feature additions via traditional release notes. Changes are primarily tracked through commit history.
Fix: Rely on PyPI versioning for the Python package. For deep understanding of changes, direct consultation of the C++ `eckit` repository's commit history may be necessary, especially the `python` directory within it.

Install

pip install eckitlib Install latest version

Imports

eckitlib
```
import eckitlib
```
eckitlib provides low-level bindings; specific classes/functions often vary and are best explored via introspection or higher-level ECMWF libraries built on top of it.

Quickstart

This quickstart demonstrates successful installation and basic import of the `eckitlib` package. Due to its nature as a low-level C++ binding, direct high-level Python API examples are not readily available in public documentation. Typically, `eckitlib`'s functionalities are exposed and consumed through higher-level ECMWF Python libraries like those under the 'earthkit' umbrella.

import eckitlib

print(f"eckitlib installed successfully. Version: {eckitlib.__version__ if hasattr(eckitlib, '__version__') else 'unknown'}")
# Further usage would depend on the specific functionalities exposed
# by the Python bindings of the EcKit C++ toolkit, often consumed
# by other ECMWF Python libraries (e.g., earthkit-data).

# Example of potential (hypothetical) low-level interaction (API may vary):
# try:
#     config = eckitlib.Configuration.from_yaml_string("key: value")
#     print(f"Parsed config: {config.get('key')}")
# except AttributeError:
#     print("Configuration API not directly exposed or changed in this version.")

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