I have output file like this from a pandas function.
Series([], name: column, dtype: object) 311 race 317 gender Name: column, dtype: object
I'm trying to get an output with just the second column, i.e.,
race gender
by deleting top and bottom rows, first column. How do I do that?
Change data type of a series in PandasUse a numpy. dtype or Python type to cast entire pandas object to the same type. Alternatively, use {col: dtype, …}, where col is a column label and dtype is a numpy. dtype or Python type to cast one or more of the DataFrame's columns to column-specific types.
strip() function is used to remove leading and trailing characters. Strip whitespaces (including newlines) or a set of specified characters from each string in the Series/Index from left and right sides. Equivalent to str. strip().
To check the data type in pandas DataFrame we can use the “dtype” attribute. The attribute returns a series with the data type of each column. And the column names of the DataFrame are represented as the index of the resultant series object and the corresponding data types are returned as values of the series object.
It means: 'O' (Python) objects. Source. The first character specifies the kind of data and the remaining characters specify the number of bytes per item, except for Unicode, where it is interpreted as the number of characters. The item size must correspond to an existing type, or an error will be raised.
DataFrame
/Series.to_string
These methods have a variety of arguments that allow you configure what, and how, information is displayed when you print. By default Series.to_string
has name=False
and dtype=False
, so we additionally specify index=False
:
s = pd.Series(['race', 'gender'], index=[311, 317]) print(s.to_string(index=False)) # race # gender
If the Index is important the default is index=True
:
print(s.to_string()) #311 race #317 gender
Series.str.cat
When you don't care about the index and just want the values left justified cat with a '\n'
. Values need to be strings, so convert first if necessary.
#s = s.astype(str) print(s.str.cat(sep='\n')) #race #gender
You want just the .values
attribute:
In [159]: s = pd.Series(['race','gender'],index=[311,317]) s Out[159]: 311 race 317 gender dtype: object In [162]: s.values Out[162]: array(['race', 'gender'], dtype=object)
You can convert to a list or access each value:
In [163]: list(s) Out[163]: ['race', 'gender'] In [164]: for val in s: print(val) race gender
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