---
title: make sure class names are readable
description: Datadog, the leading service for cloud-scale monitoring.
breadcrumbs: >-
  Docs > Datadog Security > Code Security > Static Code Analysis (SAST) > SAST
  Rules > make sure class names are readable
---

# make sure class names are readable

{% callout %}
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{% alert level="danger" %}
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## Metadata{% #metadata %}

**ID:** `python-best-practices/ambiguous-class-name`

**Language:** Python

**Severity:** Notice

**Category:** Best Practices

## Description{% #description %}

In some fonts, some characters are indistinguishable from the numerals one and zero, such as, O looks like a zero. Use characters that are not ambiguous.

## Non-Compliant Code Examples{% #non-compliant-code-examples %}

```python
class I:  # use i instead
    pass
```

## Compliant Code Examples{% #compliant-code-examples %}

```python
class MyClass:
    pass
```
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