Add the static method for the azure openai

[SimFG]

issue: #506

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[codecov[bot]]

Codecov Report

Merging #507 (f8405bd) into dev (58de7f5) will decrease coverage by 0.15%. Report is 2 commits behind head on dev. The diff coverage is 40.00%.

Additional details and impacted files

[](https://app.codecov.io/gh/zilliztech/GPTCache/pull/507?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=zilliztech) ```diff @@ Coverage Diff @@ ## dev #507 +/- ## ========================================== - Coverage 94.19% 94.05% -0.15% ========================================== Files 94 94 Lines 3908 3916 +8 ========================================== + Hits 3681 3683 +2 - Misses 227 233 +6 ``` | [Files Changed](https://app.codecov.io/gh/zilliztech/GPTCache/pull/507?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=zilliztech) | Coverage Δ | | |---|---|---| | [gptcache/core.py](https://app.codecov.io/gh/zilliztech/GPTCache/pull/507?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=zilliztech#diff-Z3B0Y2FjaGUvY29yZS5weQ==) | `82.81% <25.00%> (-8.26%)` | :arrow_down: | | [gptcache/similarity\_evaluation/np.py](https://app.codecov.io/gh/zilliztech/GPTCache/pull/507?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=zilliztech#diff-Z3B0Y2FjaGUvc2ltaWxhcml0eV9ldmFsdWF0aW9uL25wLnB5) | `100.00% <100.00%> (ø)` | | | [gptcache/utils/\_\_init\_\_.py](https://app.codecov.io/gh/zilliztech/GPTCache/pull/507?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=zilliztech#diff-Z3B0Y2FjaGUvdXRpbHMvX19pbml0X18ucHk=) | `89.34% <100.00%> (ø)` | |