disk_cache_data decorator

Fully configurable decorator with functionnality as Streamlit st.cache_data with local disk storage as backend.

Installation

pip install mysiar-disk-cache-data

Usage

disk_cache_data

Configuration by environment variables:

• DISK_CACHE_DISABLED=1 - disable caching
• DISK_CACHE_DEBUG=1 - enable debug logging (currently by print statements)
• DISK_CACHE_DIR=/path/to/cache/dir - set custom cache directory (default is /tmp/disk_cache)
• DISK_CACHE_NAMESPACE - subfolder for namespacing (default is disk_cache)

from mysiar.disk_cache_data import disk_cache_data

@disk_cache_data(ttl="30s")
def load_data(a, b):
    return a + b

# first call is whole function process
result = load_data(1, 2)
# each next call within ttl is cached
result = load_data(1, 2)

disk_cache_cleanup

Function to cleanup expired cache files.

from mysiar.disk_cache_data import disk_cache_cleanup
disk_cache_cleanup()