convert int64 to object pandas code example

Example 1: object to int64 pandas

>>> df['purchase'].astype(str).astype(int)

Example 2: convert a pandas column to int

# convert Series
my_series = pd.to_numeric(my_series)

# convert column "a" of a DataFrame
df["a"] = pd.to_numeric(df["a"])

Example 3: set type of column pandas

df.astype(int)