Convert values to currency with millions and thousands Question: I have a dataframe with a column of values in the millions AND thousands: pd.DataFrame({"Market Value":[25500000, 500000, 1200000, 250000]}) I need to convert the numbers into currency (€) in millions AND thousands. i.e. €25.5M, €500k, €1.2M, €250k This previous post I have gotten the code to …
How to convert object to float without causing error? Question: I have problem to converting the objects in one column to float. There is no ‘,’ or empty space problem, and when I go through the data one by one, or use a for loop to print the float of each object it is possible, …
How to convert a char to signed integer in python Question: I don’t have much experience with Python, so I need your help! In the following example I can convert a char to unsigned integer, but i need a signed integer. How can I convert a char to signed integer in python? d="bd" d=int(d,16) print …
How do I convert a column to Pandas Timestamps? Question: I have a column in my DataFrame with values like ‘2022-06-03T00:00:00.000Z’ and I want to convert these (in place) to pd.Timestamp. I see many answers he on how to convert to np.datetime64 and on how do convert arbitrary columns of DataFrames, but can’t figure out …
Python: How do I extract a String value out of a JSON File retrieved by an API Question: I am programing an ALPR system and I am using the OpenALPR API to extract a license plate number from a picture. The default Python code to access the service looks like this: import base64 import json …
How to convert all float64 columns to float32 in Pandas? Question: Is there a generic way to convert all float64 values in a pandas dataframe to float32 values? But not changing uint16 to float32? I don’t know the signal names in advance but just want to have no float64. Something like: if float64, then convert …
HTML to IMAGE using Python Question: Here is a variable html_str, it is a string that contains html tags and contents in body. I am created a .html file from this string using the below code in python. html_file = open(“filename.html”, “w”) html_file.write(html_str) html_file.close() now i got html file named file “filename.html“. Now i want …
Why does calling Python's 'magic method' not do type conversion like it would for the corresponding operator? Question: When I subtract a float from an integer (e.g. 1-2.0), Python does implicit type conversion (I think). But when I call what I thought was the same operation using the magic method __sub__, it suddenly does not …
Converting Byte to String and Back Properly in Python3? Question: Given a random byte (i.e. not only numbers/characters!), I need to convert it to a string and then back to the inital byte without loosing information. This seems like a basic task, but I ran in to the following problems: Assuming: rnd_bytes = b’wx12x96xb8′ len(rnd_bytes) …
Python Fast conversion from int to string Question: I am solving massive factorials in python and have found that when I am done calculating the factorial it takes the same time to convert to string to save to a file. I have tried to find a fast way to convert an int to string. I …
