by Suf | Apr 15, 2022 | Pandas, Programming, Python, Tips
If you want to plot a scatter matrix using Pandas, you have to call scatter_matrix from the pandas.plotting module. If you try to call scatter_matrix from pandas, you will raise the AttributeError: module ‘pandas’ has no attribute...
by Suf | Apr 15, 2022 | Programming, Python, Tips
In Python 3, File object does not support the next() method. Instead, Python 3 has a built-in function next, which retrieves the next item from the iterator by invoking its __next__() method. If you try to call next() on a reader object in Python 3, you will raise the...
by Suf | Apr 15, 2022 | Programming, Python, Tips
In NumPy, if you try to multiply two NumPy arrays with different shapes using *, NumPy will attempt to broadcast the smaller array to the size of the larger array. If the dimensions are incompatible for broadcasting, the interpreter will throw the ValueError: operands...
by Suf | Apr 14, 2022 | Programming, Python, Tips
In Python 2, a string is an array of bytes, like bytes in Python 3. To get a Unicode string, you can call string.decode(). However, literal strings are Unicode by default in Python 3, and you do not need to decode them. If you try to decode a string in Python 3, you...
by Suf | Apr 14, 2022 | Programming, Python, Tips
This error can occur if you are trying to import a package not supported by Python 3. In Python 3, ConfigParser has been renamed configparser, so any Python 2 packages using ConfigParser will throw the ModuleNotFoundError. To solve this error, you can use the Python 3...
by Suf | Apr 14, 2022 | Pandas, Programming, Python, Tips
In Pandas 0.18.0 and above, window functions like rolling_mean were refactored into methods on Series/DataFrame objects rather than top-level functions. The function rolling_mean is deprecated in Pandas version 0.18.0 and above. Instead of pd.rolling_mean(dataframe,...
