pexpect
Python library for controlling interactive console applications programmatically.
Utilities PyPI ISC license
Used in agent projects
20
0.2% of 12,697 public repos built with AI coding agents
Rank in utilities
#107 of 109
by use in those projects
Downloads
28.5M
PyPI, last 7 days, pexpect
GitHub stars
2,853
last push Apr 11, 2025
How pexpect is used
pexpect is a dependency in 20 of the 12,697 public GitHub projects set up for AI coding agents that we scanned (0.2%), #107 of 109 in utilities. The most used alternative there is clsx. Projects that use it most often also use packaging (95.0%), Requests (95.0%), attrs (90.0%).
Often used with pexpect
| packaging | 95.0% of pexpect projects · 83.8× more than average |
|---|---|
| Requests | 95.0% of pexpect projects · 17.9× more than average |
| attrs | 90.0% of pexpect projects · 89.3× more than average |
| IPython | 90.0% of pexpect projects · 346.3× more than average |
| Jedi | 90.0% of pexpect projects · 439.5× more than average |
By coding agent
| Claude Code | 0.1% of projects set up for it |
|---|
Share of public repos configured for each agent that list pexpect as a dependency.
Install
| Package | pip install pexpect |
|---|---|
| Main stacks | Python (20) |
| Example projects | bobmatnyc/claude-mpm, everlastingsong/whirlpool-essentials, AndreAugusto11/XChainDataGen, nihilistau/CosySim, brandoz2255/Harvis |
Alternatives to pexpect
| Tool | Used in agent projects | Downloads / wk | GitHub stars | License |
|---|---|---|---|---|
| clsx npm Tiny utility for conditionally constructing className strings. |
2,251 (17.7%) | 126M | 9,847 | MIT |
| date-fns npm Modern JavaScript date utility library with comprehensive formatting functions. |
1,079 (8.5%) | 97.6M | 36.6K | MIT |
| uuid npm Generate RFC9562 compliant UUIDs for unique identifiers in applications. |
454 (3.6%) | 296M | 15.3K | MIT |
| PyYAML pypi YAML parser and emitter for reading and writing YAML configuration files. |
385 (3.0%) | 239M | 2,954 | MIT |
| Lodash npm Modular utility library with methods for common programming tasks and data manipulation. |
269 (2.1%) | 162M | 61.4K | MIT |
| bn.js npm Big number library for handling arbitrary-precision integers in JavaScript. |
217 (1.7%) | 62.1M | 1,230 | MIT |
| python-dateutil pypi Extensions to Python's datetime module for advanced date and time manipulation. |
165 (1.3%) | 233M | 2,638 | Dual License |
| yaml npm JavaScript YAML parser and stringifier with full spec compliance. |
164 (1.3%) | 179M | 1,693 | ISC |