[VOL-2282]

Python 3 compatibility fixes and reorg

Moved the VOLTHA 1.x testCaseUtils.py to this repo, used by OLT.robot

Change-Id: I6936421e0d3155ad79c74e28058b8c0865daf107
diff --git a/src/test/cord-api/Framework/utils/utils.py b/src/test/cord-api/Framework/utils/utils.py
index 6fa9bfe..b475c06 100644
--- a/src/test/cord-api/Framework/utils/utils.py
+++ b/src/test/cord-api/Framework/utils/utils.py
@@ -1,4 +1,3 @@
-
 # Copyright 2017-present Open Networking Foundation
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
@@ -13,24 +12,17 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
+from __future__ import absolute_import, print_function
 
-import os
-import time
 import json
-import collections
-import sys
-import robot
-import os.path
-from os.path import expanduser
 import uuid
 import random
-import re
 import yaml
 import glob
 import string
 
-class utils(object):
 
+class utils(object):
     @staticmethod
     def listToDict(alist, intListIndex):
         dictInfo = alist[int(intListIndex)]
@@ -39,69 +31,72 @@
     @staticmethod
     def jsonToList(strFile, strListName):
         data = json.loads(open(strFile).read())
-        #print "data...",data
+        # print "data...",data
         dataList = data[strListName]
         return dataList
 
     def readFile(self, path, single=True):
         dataDict = {}
         for fileName in glob.glob(path):
-            print "Reading ", fileName
+            print("Reading ", fileName)
             data = open(fileName).read()
             dataDict[fileName] = data
             if bool(single):
                 return data
         if not dataDict:
-            print "Failed to find the file!"
+            print("Failed to find the file!")
             return None
         return dataDict
 
     def readFiles(self, path):
         return self.readFile(path, single=False)
 
-    '''
+    """
     @method compare_dict
     @Description: validates if contents of dict1 exists in dict2
     @params: dict1 = input_data entered through api
              dict2 = retrieved data from GET method
     returns True if contents of dict1 exists in dict2
-    '''
+    """
+
     def compare_dict(self, dict1, dict2):
-        print "input data", dict1
-        print "get data", dict2
-        if dict1 == None or dict2 == None:
-           return False
-        if type(dict1) is not dict or type(dict2) is not dict:
-           return False
+        print("input data", dict1)
+        print("get data", dict2)
+        if dict1 is None or dict2 is None:
+            return False
+        if not isinstance(dict1, dict) or not isinstance(dict2, dict):
+            return False
         if dict1 == {}:
             return True
         return self.compare_dict_recursive(dict1, dict2)
 
-    '''
+    """
     @method compare_dict_recursive
     @Description: recursive function to validate if dict1 is a subset of dict2
     returns True if contents of dict1 exists in dict2
-    '''
+    """
+
     def compare_dict_recursive(self, dict1, dict2):
-        for key1,value1 in dict1.items():
+        for key1, value1 in dict1.items():
             if key1 not in dict2.keys():
-                print "Missing key", key1, "in dict2"
+                print("Missing key", key1, "in dict2")
                 return False
             value2 = dict2[key1]
-            if type(value1) is dict and type(value2) is dict:
+            if isinstance(value1, dict) and isinstance(value2, dict):
                 if not self.compare_dict_recursive(value1, value2):
                     return False
             else:
                 if value2 != value1:
-                    print "Values of key", key1, "in two dicts are not equal"
+                    print("Values of key", key1, "in two dicts are not equal")
                     return False
         return True
 
-    '''
+    """
     @method compare_list_of_dicts
     @Description: validates if contents of dicts in list1 exists in dicts of list2
     returns True if for each dict in list1, there's a dict in list2 that contains its content
-    '''
+    """
+
     def compare_list_of_dicts(self, list1, list2):
         for dict1 in list1:
             if dict1 == {}:
@@ -110,14 +105,24 @@
             value = dict1[key]
             dict2 = self.getDictFromListOfDict(list2, key, value)
             if dict2 == {}:
-                print "Comparison failed: no dictionaries found in list2 with key", key, "and value", value
+                print(
+                    "Comparison failed: no dictionaries found in list2 with key",
+                    key,
+                    "and value",
+                    value,
+                )
                 return False
-            if self.compare_dict(dict1, dict2) == False:
-                print "Comparison failed: dictionary", dict1, "is not a subset of dictionary", dict2
+            if not self.compare_dict(dict1, dict2):
+                print(
+                    "Comparison failed: dictionary",
+                    dict1,
+                    "is not a subset of dictionary",
+                    dict2,
+                )
                 return False
         return True
 
-    '''
+    """
     @method search_dictionary
     @Description: Searches for a key in the provided nested dictionary
     @params: input_dict = dictionary to be searched
@@ -125,31 +130,35 @@
     returns two values: search_key value and status of the search.
              True if found (False when not found)
 
-    '''
-    def search_dictionary(self,input_dict, search_key):
+    """
+
+    def search_dictionary(self, input_dict, search_key):
         input_keys = input_dict.keys()
-        key_value = ''
+        key_value = ""
         found = False
         for key in input_keys:
             if key == search_key:
-               key_value = input_dict[key]
-               found = True
-               break
-            elif type(input_dict[key]) == dict:
-                 key_value, found = self.search_dictionary(input_dict[key],search_key)
-                 if found == True:
+                key_value = input_dict[key]
+                found = True
+                break
+            elif isinstance(input_dict[key], dict):
+                key_value, found = self.search_dictionary(
+                    input_dict[key], search_key)
+                if found:
                     break
-            elif type(input_dict[key]) == list:
-                 if not input_dict[key]:
+            elif isinstance(input_dict[key], list):
+                if not input_dict[key]:
                     found = False
                     break
-                 for item in input_dict[key]:
-                     if isinstance(item, dict):
-                        key_value, found = self.search_dictionary(item, search_key)
-                        if found == True:
-                           break
-        return key_value,found
-    '''
+                for item in input_dict[key]:
+                    if isinstance(item, dict):
+                        key_value, found = self.search_dictionary(
+                            item, search_key)
+                        if found:
+                            break
+        return key_value, found
+
+    """
     @method getDictFromListOfDict
         return key_value,found
     @Description: Searches for the dictionary in the provided list of dictionaries
@@ -159,104 +168,111 @@
              searchKeyValue - Value of the searchKey (ex: 21)
     @Returns: Dictionary returned when match found for searchKey with the corresponding
              searchKeyValue provided
-    '''
+    """
 
-    def getDictFromListOfDict(self, getJsonDataList, searchKey, searchKeyValue):
+    def getDictFromListOfDict(self, getJsonDataList,
+                              searchKey, searchKeyValue):
         return_dict = {}
-        result = ''
+        result = ""
         for data in getJsonDataList:
-            print "data", data
+            print("data", data)
             return_dict = {}
             found = False
             input_keys = data.keys()
             for key in input_keys:
                 if key == searchKey and str(data[key]) == str(searchKeyValue):
-                   found = True
-                   return_dict = data
-                   print "return_dict",return_dict
-                   break
-                elif type(data[key]) == dict:
-                     result, found = self.search_dictionary(data[key],searchKey)
-                     if found == True and str(result) == str(searchKeyValue):
+                    found = True
+                    return_dict = data
+                    print("return_dict", return_dict)
+                    break
+                elif isinstance(data[key], dict):
+                    result, found = self.search_dictionary(
+                        data[key], searchKey)
+                    if found and str(result) == str(searchKeyValue):
                         return_dict = data
                         break
-                elif type(data[key]) == list:
-                     for item in data[key]:
-                         if isinstance(item, dict):
-                            result, found = self.search_dictionary(data[key], searchKey)
-                            if found == True and str(result) == str(searchKeyValue):
-                               return_dict = data
-                               break
+                elif isinstance(data[key], list):
+                    for item in data[key]:
+                        if isinstance(item, dict):
+                            result, found = self.search_dictionary(
+                                data[key], searchKey)
+                            if found and str(
+                                    result) == str(searchKeyValue):
+                                return_dict = data
+                                break
             if return_dict:
-               break
+                break
         return return_dict
 
-
-    '''
+    """
     @method getFieldValueFromDict
     @params : search_dict - Dictionary to be searched
              field - Key to be searched for (ex: account_num)
     @Returns: Returns the value of the Key that was provided
-    '''
-    def getFieldValueFromDict(self,search_dict, field):
-        results = ''
+    """
+
+    def getFieldValueFromDict(self, search_dict, field):
+        results = ""
         found = False
         input_keys = search_dict.keys()
         for key in input_keys:
-            print "key...", key
+            print("key...", key)
             if key == field:
-               results = search_dict[key]
-               if not results:
-                  found = True
-                  break
-            elif type(search_dict[key]) == dict:
-                 results, found = self.search_dictionary(search_dict[key],field)
-                 if found == True:
+                results = search_dict[key]
+                if not results:
+                    found = True
                     break
-            elif type(search_dict[key]) == list:
-                 if not search_dict[key]:
+            elif isinstance(search_dict[key], dict):
+                results, found = self.search_dictionary(
+                    search_dict[key], field)
+                if found:
+                    break
+            elif isinstance(search_dict[key], list):
+                if not search_dict[key]:
                     found = False
                     continue
-                 for item in search_dict[key]:
-                     if isinstance(item, dict):
+                for item in search_dict[key]:
+                    if isinstance(item, dict):
                         results, found = self.search_dictionary(item, field)
-                        if found == True:
-                           break
+                        if found:
+                            break
             if results:
-               break
+                break
 
         return results
 
-    def setFieldValueInDict(self,input_dict,field,field_value):
-        input_dict[field]=field_value
+    def setFieldValueInDict(self, input_dict, field, field_value):
+        input_dict[field] = field_value
         return input_dict
 
-    '''
+    """
     @method getAllFieldValues
     @params : getJsonDataDictList - List of dictionaries to be searched
              fieldName - Key to be searched for (ex: instance_id)
     @Returns: Returns the unique value of the Key that was provided
-    '''
+    """
 
     def getAllFieldValues(self, getJsonDataDictList, fieldName):
         value_list = []
-        uniqValue = ''
+        uniqValue = ""
         uniq_list = []
         for data in getJsonDataDictList:
-            fieldValue = ''
+            fieldValue = ""
             fieldValue = self.getFieldValueFromDict(data, fieldName)
             value_list.append(fieldValue)
         uniq_list = sorted(set(value_list))
         if len(uniq_list) == 1:
-           uniqValue = uniq_list[0]
+            uniqValue = uniq_list[0]
         else:
-           print "list of values found for ", fieldName, ";", uniq_list
+            print("list of values found for ", fieldName, ";", uniq_list)
         return fieldValue
 
     def generate_uuid(self):
         return uuid.uuid4()
 
-    def generate_random_number_from_blacklist(self, blacklist, min=100, max=500, typeTag=False):
+    def generate_random_number_from_blacklist(
+        self, blacklist, min=100, max=500, typeTag=False
+    ):
         num = None
         while num in blacklist or num is None:
             num = random.randrange(int(min), int(max))
@@ -269,38 +285,45 @@
         resourceNames = []
         names = {}
         dnames = []
-        with open(inputfile, 'r') as f:
+        with open(inputfile, "r") as f:
             contents = yaml.load(f)
         resources = contents[resource]
         for i in resources:
             resourceNames.append(i["name"])
         for i in resourceNames:
-            names['name']=i
+            names["name"] = i
             dnames.append(names.copy())
         return dnames
 
-    def generate_random_value(self, value, max_length=10, min_int=1, max_int=10000):
-        if value == 'string':
-                return ''.join(random.choice(string.ascii_lowercase + string.digits) for _ in range(max_length))
-        if value == 'bool':
-                return random.choice([True, False])
-        if value == 'int32' or value == 'uint32':
-                return random.randint(min_int,max_int)
-        if value == 'float':
-            return random.uniform(1,10)
-        if value == 'role':
-            return 'admin'
-        if value == 'direction':
-            return random.choice(['in', 'out'])
-        if value == 'flavor':
-            return random.choice(['m1.large', 'm1.medium', 'm1.small'])
-        if value == 'vlan_tag':
-            return random.choice(['555', '1-4096', 'ANY'])
-        if value == 'ip_address':
+    def generate_random_value(
+            self, value, max_length=10, min_int=1, max_int=10000):
+        if value == "string":
+            return "".join(
+                random.choice(string.ascii_lowercase + string.digits)
+                for _ in range(max_length)
+            )
+        if value == "bool":
+            return random.choice([True, False])
+        if value == "int32" or value == "uint32":
+            return random.randint(min_int, max_int)
+        if value == "float":
+            return random.uniform(1, 10)
+        if value == "role":
+            return "admin"
+        if value == "direction":
+            return random.choice(["in", "out"])
+        if value == "flavor":
+            return random.choice(["m1.large", "m1.medium", "m1.small"])
+        if value == "vlan_tag":
+            return random.choice(["555", "1-4096", "ANY"])
+        if value == "ip_address":
             return ".".join(str(random.randint(0, 255)) for _ in range(4))
         else:
             return None
 
     def generate_random_slice_name(self):
-        random_name = ''.join(random.choice(string.ascii_lowercase + string.digits) for _ in range(10))
-        return 'testloginbase' + random_name
+        random_name = "".join(
+            random.choice(
+                string.ascii_lowercase +
+                string.digits) for _ in range(10))
+        return "testloginbase" + random_name