by Suf | Jun 18, 2022 | Programming, Python, Tips
In Python, you cannot access values inside a _csv.reader object using indexing syntax. The reader() method from the csv module returns a _csv.reader object, which is an iterable containing the lines of the file. We can solve this error by converting the _csv.reader...
by Suf | Jun 18, 2022 | Programming, Python, Tips
This error occurs when you try to serialize a pandas Timestamp object to a JSON string using the json.dumps() method. You can solve this error by converting the Timestamp to a string using the build in str() method. For example, import json import pandas as pd...
by Suf | Jun 18, 2022 | Programming, Python, Tips
This error occurs when you try to serialize a map object to a JSON string using the json.dumps() method. You can solve this error by converting the map to a list using the list() method. For example, import json lst = [2, 7, 19, 20] res = map(lambda x: x ** 2, lst)...
by Suf | Jun 17, 2022 | Programming, Python, Tips
This error occurs when you try to call the keys() method on a list as if it were a Python dictionary. You can solve this error by calling the keys() method on a dict instead of a list. If you have a list of dictionaries, you can access each dictionary using the...
by Suf | Jun 16, 2022 | Programming, Python, Tips
This error occurs when you try to call the astype() method on a list as if it were a NumPy ndarray. You can solve this error by converting the list to an array using the numpy.array() method then call the astype() method. For example, import numpy as np lst = [1, 2,...