rospkg_quickstart_locate_packages_and_manifest_info.py

1import rospkg
2
3# Initialize the rospkg resource handler
4rospack = rospkg.RosPack()
5
6# Get the path to a specific package
7# Replace 'roslib' with any installed package name
8package_path = rospack.get_path('roslib')
9print(f"Path to roslib: {package_path}")
10
11# List all installed packages
12packages = rospack.list()
13print(f"Total number of packages: {len(packages)}")
14
15# Get manifest information for a package
16manifest = rospack.get_manifest('roslib')
17print(f"Description: {manifest.description}")
18print(f"Depends on: {[d.name for d in manifest.depends]}")
19
20# Check if a package exists
21if rospack.has_package('std_msgs'):
22    print("std_msgs is installed")