Align method names according to PEP8.

Signed-off-by: Nazarii Hnydyn <nazariig@mellanox.com>

src/sonic_ax_impl/mibs/vendor/cisco/ciscoEntityFruControlMIB.py

@@ -55,7 +55,7 @@ def __init__(self):
         self.statedb = SonicV2Connector()
         self.statedb.connect(self.statedb.STATE_DB)
 
-    def _getPsuNum(self):
+    def _get_psu_num(self):
         """
         Get PSU number
         :return: the number of supported PSU
@@ -66,7 +66,7 @@ def _getPsuNum(self):
 
         return int(psu_num[0])
 
-    def _getPsuPresence(self, psu_index):
+    def _get_psu_presence(self, psu_index):
         """
         Get PSU presence
         :return: the presence of particular PSU
@@ -77,7 +77,7 @@ def _getPsuPresence(self, psu_index):
 
         return presence == PSU_PRESENCE_OK
 
-    def _getPsuStatus(self, psu_index):
+    def _get_psu_status(self, psu_index):
         """
         Get PSU status
         :return: the status of particular PSU
@@ -88,7 +88,7 @@ def _getPsuStatus(self, psu_index):
 
         return status == PSU_STATUS_OK
 
-    def _getPsuIndex(self, sub_id):
+    def _get_psu_index(self, sub_id):
         """
         Get the PSU index from sub_id
         :return: the index of supported PSU
@@ -99,10 +99,10 @@ def _getPsuIndex(self, sub_id):
         psu_index = int(sub_id[0])
 
         try:
-            psu_num = self._getPsuNum()
+            psu_num = self._get_psu_num()
         except Exception:
             # Any unexpected exception or error, log it and keep running
-            mibs.logger.exception("PowerStatusHandler._getPsuIndex() caught an unexpected exception during _getPsuNum()")
+            mibs.logger.exception("PowerStatusHandler._get_psu_index() caught an unexpected exception during _get_psu_num()")
             return None
 
         if psu_index < 1 or psu_index > psu_num:
@@ -118,20 +118,20 @@ def get_next(self, sub_id):
         if not sub_id:
             return (1,)
 
-        psu_index = self._getPsuIndex(sub_id)
+        psu_index = self._get_psu_index(sub_id)
         try:
-            psu_num = self._getPsuNum()
+            psu_num = self._get_psu_num()
         except Exception:
             # Any unexpected exception or error, log it and keep running
-            mibs.logger.exception("PowerStatusHandler.get_next() caught an unexpected exception during _getPsuNum()")
+            mibs.logger.exception("PowerStatusHandler.get_next() caught an unexpected exception during _get_psu_num()")
             return None
 
         if psu_index and psu_index + 1 <= psu_num:
             return (psu_index + 1,)
 
         return None
 
-    def getPsuStatus(self, sub_id):
+    def get_psu_status(self, sub_id):
         """
         :param sub_id: The 1-based sub-identifier query.
         :return: the status of requested PSU according to cefcModuleOperStatus ModuleOperType
@@ -140,24 +140,24 @@ def getPsuStatus(self, sub_id):
                  8 - the module is provisioned, but it is missing. This is a failure state.
         :ref: https://www.cisco.com/c/en/us/td/docs/switches/wan/mgx/mgx_8850/software/mgx_r2-0-10/pxm/reference/guide/pxm/cscoent.html
         """
-        psu_index = self._getPsuIndex(sub_id)
+        psu_index = self._get_psu_index(sub_id)
 
         if not psu_index:
             return None
 
         try:
-            psu_presence = self._getPsuPresence(psu_index)
+            psu_presence = self._get_psu_presence(psu_index)
         except Exception:
             # Any unexpected exception or error, log it and keep running
-            mibs.logger.exception("PowerStatusHandler.getPsuStatus() caught an unexpected exception during _getPsuPresence()")
+            mibs.logger.exception("PowerStatusHandler.get_psu_status() caught an unexpected exception during _get_psu_presence()")
             return None
 
         if psu_presence:
             try:
-                psu_status = self._getPsuStatus(psu_index)
+                psu_status = self._get_psu_status(psu_index)
             except Exception:
                 # Any unexpected exception or error, log it and keep running
-                mibs.logger.exception("PowerStatusHandler.getPsuStatus() caught an unexpected exception during _getPsuStatus()")
+                mibs.logger.exception("PowerStatusHandler.get_psu_status() caught an unexpected exception during _get_psu_status()")
                 return None
 
             if psu_status:
@@ -177,4 +177,4 @@ class cefcFruPowerStatusTable(metaclass=MIBMeta, prefix='.1.3.6.1.4.1.9.9.117.1.
     # cefcFruPowerStatusTable = '1.3.6.1.4.1.9.9.117.1.1.2'
     # csqIfQosGroupStatsEntry = '1.3.6.1.4.1.9.9.117.1.1.2.1'
 
-    psu_status = SubtreeMIBEntry('1.2', power_status_handler, ValueType.INTEGER, power_status_handler.getPsuStatus)
+    psu_status = SubtreeMIBEntry('1.2', power_status_handler, ValueType.INTEGER, power_status_handler.get_psu_status)