how to find keys in dictionary python code example

Example 1: python get dictionary keys

# To get all the keys of a dictionary use 'keys()'
newdict = {1:0, 2:0, 3:0}
newdict.keys()
# Output:
# dict_keys([1, 2, 3])

Example 2: python check if key exists

d = {"apples": 1, "banannas": 4}
# Preferably use .keys() when searching for a key
if "apples" in d.keys():
  print(d["apples"])

Example 3: find a key in a dictionary python

# How to find a key / check if a key is in a dict

# Easiest way
fruits = {'apple': 2, 'pear': 5, 'strawberry': 3}

if 'apple' in fruits:
	print("Key found!")
else:
  	print("Key not found!")