pandas - Type Conversion in python ... - Stack Overflow
https://stackoverflow.com/questions/4191737929.01.2017 · df['a'] returns a Series object that has astype as a vectorized way to convert all elements in the series into another one. df['a'][1] returns the content of one cell of the dataframe, in this case the string '0.123'.This is now returning a str object that doesn't have this function. To convert it use regular python instruction: type(df['a'][1]) Out[25]: str float(df['a'][1]) Out[26]: 0.123 ...
Cast expression to rational number - ASKSAGE: Sage Q&A Forum
ask.sagemath.org › question › 32195Hello, I am trying to perform the ceil() function on the result of a square root operation. My code is as follows: x = 10 x = x.sqrt() x = x.ceil() However, I get the following error: AttributeError: 'sage.symbolic.expression.Expression' object has no attribute 'ceil' I have tried searching the the documentation, but I can't seem to find a straight forward way to "flatten" this expression to a ...