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dd� �Z dS )�IPackageManagerc K s t �dS )z9This class is 'interface' so you can't create an instanceN��NotImplementedError)�self�kwargs� r �J/usr/lib/python3.9/site-packages/tracer/packageManagers/ipackageManager.py�__init__ s zIPackageManager.__init__c C s t �dS )z�
Returns list of packages which were modified between unix_time and present
Packages in list should be dictionaries with keys {"name", "modified"}
Nr )r Z unix_timer r r �packages_newer_than s z#IPackageManager.packages_newer_thanc C s t �dS )z)Returns list of files provided by packageNr )r �pkg_namer r r �
package_files! s z IPackageManager.package_filesc C s t �dS )zFFrom database load informations about given package and set them to itNr )r �packager r r �load_package_info% s z!IPackageManager.load_package_infoc C s t �dS )z8Returns name of package which provides given applicationNr )r Zappr r r � provided_by) s zIPackageManager.provided_byc C s t �dS )z4Find a package by name and some other input criteriaNr )r r
�searchr r r � find_package- s z IPackageManager.find_packagec C s t �dS )z�
Compares two packages by their version information
Returns:
0 if they are equal
1 if package1 > package2
-1 if package2 > package1
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