Analyse following RPM build log snippet. Describe contents accurately, without speculation or suggestions for resolution.            
Your analysis must be as concise as possible, while keeping relevant information intact.
Snippet: 
No match for argument: python3dist(transformers) = 4.39.3
No match for argument: python3dist(uvicorn) = 0.29
Requested packages, python3dist(transformers), python3dist(uvicorn),
 are unavailable. Or at least the version constraints on them can not be satisfied.