by Suf | Apr 6, 2022 | Programming, Python, Tips
A DataFrame is a two-dimensional, mutable tabular data structure like an Excel spreadsheet. If you want to find the unique values in a DataFrame using the method unique(), you must call the method on a Series object. If you try to call unique() on a DataFrame object,...
by Suf | Apr 5, 2022 | Programming, Python, Tips
The string accessor .str is an attribute of the Pandas Series class and provides functions to work with string data. If you try to use the .str accessor attribute on a column of a Pandas DataFrame or a Series and the values are not strings, you will raise the...
by Suf | Apr 4, 2022 | Programming, Python, Tips
A DataFrame is a two-dimensional, mutable tabular data structure like an Excel spreadsheet. If you want to use a string method on DataFrame, for example, using str.contains() to check if a DataFrame contains a specific string, you have to use the string accessor...
by Suf | Apr 3, 2022 | Programming, Python, Tips
In Python, a Pandas Series is a one-dimensional labelled array capable of holding data of any type. Pandas Series is the same as a column in an Excel spreadsheet. If you have string entries in a Series object that you want to strip of whitespace or specified...
by Suf | Apr 3, 2022 | Programming, Python, Tips
There are two types of supervised learning algorithms: regression and classification. Classification problems require categorical or discrete response variables (y variable). If you try to train a scikit-learn imported classification model with a continuous variable,...
by Suf | Apr 3, 2022 | Programming, Python, Tips
n Python, a Pandas Series is a one-dimensional labelled array capable of holding data of any type. Pandas Series is the same as a column in an Excel spreadsheet. If you have values in a Series that you want to convert to datetime, you cannot use to_datetime() directly...
