Habel/sympy — comment on commit ba37662716553b5c03b9546548c1ea41ee42c32b
File: sympy/ntheory/bbp_pi.py line 78
By hector1618:

```python
In [2]: pi_hex_digits(0)
Out[2]: 3243f6a8885a30

In [3]: pi_hex_digits(0) == '3243f6a8885a30'
Out[3]: True
```

Select either one of this representation. Also try to use PEP-8 rules to write the code or to fix the existing code in you are following it already.