Python Dictionary - Get Method With Example

Method Name:

get

Method Signature:

get(dict_key[,default_value])

Method Overview:

Returns the value associated with a key in the python dictionary object.

Parameters:

dict_key – The key for which the value needs to be found in the dictionary.

default_value – This is an optional parameter. If the default value is specified it will be returned when a key is not found in the dictionary object. If this parameter is not specified and the key is not found in the dictionary the get() method will return None.

Exception Handling:

This method will not raise a KeyError when the specified key is not found in the dictionary. Refer to the default_value parameter above.

Example 1:

# Example Python program that retrieves
# the value associated with a key
# of a dictionary

# Create a Python dictionary
football_teams = dict();

# Populate the dictionary
football_teams["A"] = "FC Barcelona";
football_teams["B"] = "Real Madrid";
football_teams["C"] = "Manchester United";
football_teams["D"] = "Bayern Munich";
football_teams["E"] = "Paris Saint-Germain";
football_teams["F"] = "Manchester City";
football_teams["G"] = "Liverpool";
football_teams["H"] = "Tottenham Hotspur";
football_teams["I"] = "Chelesa";
football_teams["J"] = "Juventus";

# Retrieve the value corresponding to the
# dictionary key "G"
print(football_teams.get("G"));
print(football_teams.get("P", "Arsenal"));
print(football_teams.get("Q"));

Output:

Liverpool
Arsenal
None

Example 2:

# Example Python program that accesses
# the value corresponding to a given key
# in a Python dictionary
leagues = {1: "Arab Club Champions Cup",
           2: "Club Friendlies",
           3: "ConIFA World Football Cup",
           4: "FIFA Club World Cup",
           5: "Florida Cup",
           6: "Friendlies",
           7: "Intercontinental Cup",
           8: "International Champions Cup",
           9: "Kirin Cup",
          10: "Olympics"};

print(leagues.get(5));

Output:

Florida Cup

 


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