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import platform |
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from coalib.bears.requirements.PackageRequirement import PackageRequirement |
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class DistributionRequirement(PackageRequirement): |
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""" |
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This class is a subclass of ``PackageRequirement``, and helps specifying |
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distribution specific requirements, without using the manager name. |
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""" |
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def __init__(self, **manager_commands): |
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""" |
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Constructs a new ``DistributionRequirement``, using the |
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``PackageRequirement`` constructor. |
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>>> dr = DistributionRequirement(apt_get='libclang', dnf='libclangg') |
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>>> dr.package['apt_get'] |
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'libclang' |
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>>> dr.package['dnf'] |
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'libclangg' |
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:param manager_commands: comma separated (manager='package') pairs. |
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""" |
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self.package = manager_commands |
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def install_command(self): |
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""" |
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Creates the installation command for the instance of the class. |
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:param return: A string with the installation command. An empty string |
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if the command could not be supplied. |
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""" |
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manager_dict = {'Fedora': 'dnf', |
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'Ubuntu': 'apt_get', |
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'Debian': 'apt_get', |
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'SuSE': 'zypper', |
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'redhat': 'yum', |
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'arch': 'pacman'} |
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if platform.linux_distribution()[0] in manager_dict.keys() and ( |
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manager_dict[ |
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platform.linux_distribution()[0]] in self.package.keys()): |
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manager = manager_dict[platform.linux_distribution()[0]] |
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result = "{} install {}".format(manager.replace("_", "-"), |
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self.package[manager]) |
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return result |
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else: |
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package_possibilites = ( |
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{package for package in self.package.values()}) |
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print('The package could not be automatically installed on your ' |
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'operating system. Please try installing it manually. It' |
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' should look like this: ' + repr(package_possibilites)) |
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return "" |
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coala-analyzer /
coala
It is generally advisable to initialize the super-class by calling its
__init__method: