Fix install requirements (socks, urllib3) + minor fixes (#90)

Always install requests with socks
Added minimum version of urrlib3 to install_requirements
Do not retry on 500 errors
Fixed typo and minor bug in flatness analysis

kentik_api_library/kentik_api/analytics/flatness.py

@@ -359,7 +359,7 @@ def flatness_analysis(
     :param data: DataFrame indexed by time ("ts" column) containing columns "link" and "bytes_out" or "bps_out.
                  "link" column is expected to contain names of network links as <device_name>:<interface_name>
                  "bytes_out" columns (if present) is expected to contain total number of bytes transmitted via the link
-                 "bps_out" column (if present) is expected to contain average outbound bandwith in bits/s for the link
+                 "bps_out" column (if present) is expected to contain average outbound bandwidth in bits/s for the link
                  For "bytes_out" and "bps_out" the value is for a time period ending at the timestamp.
                  If the "bps_out" column is present it is used as the source for the analysis (regardless of presence of
                  "bytes_out")
@@ -374,7 +374,7 @@ def flatness_analysis(
         log.debug("Computing bandwidth via each link")
         if not has_uniform_datetime_index(data):
             resolution = min_index_resolution(data).total_seconds()
-            log.info("Retrieved data have non-uniform sampling (min resolution: %f seconds) - resampling")
+            log.info("Retrieved data have non-uniform sampling (min resolution: %f seconds) - resampling", resolution)
             data = resample_volume_data(data, f"{resolution}S")
         link_bw = compute_link_bandwidth(data)
     else:

kentik_api_library/kentik_api/api_connection/retryable_session.py

@@ -6,12 +6,13 @@
 
 log = logging.getLogger(__name__)
 
+
 # mypy: ignore-errors
 class RetryableSession(Session):
     DEFAULT_RETRY_STRATEGY = Retry(
         total=3,
         backoff_factor=1,
-        status_forcelist=[429, 500, 502, 503, 504],
+        status_forcelist=[429, 502, 503, 504],
         allowed_methods=["DELETE", "HEAD", "GET", "PUT", "OPTIONS", "PATCH", "POST"],
     )
 

kentik_api_library/setup.py

@@ -102,7 +102,7 @@ def run(self):
     url="https://github.com/kentik/community_sdk_python/tree/main/kentik_api_library",
     license="Apache-2.0",
     include_package_data=True,
-    install_requires=["dacite>=1.6.0", "requests>=2.25.0", "typing-extensions>=3.7.4.3"],
+    install_requires=["dacite>=1.6.0", "requests[socks]>=2.25.0", "typing-extensions>=3.7.4.3", "urllib3>=1.26.0"],
     setup_requires=["pytest-runner", "pylint-runner", "setuptools_scm", "wheel"],
     tests_require=["httpretty", "pytest", "pylint"],
     extras_require={